/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-01 16:49:58,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-01 16:49:58,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-01 16:49:58,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-03-01 16:49:58,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-01 16:49:58,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-01 16:49:58,700 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-01 16:49:58,702 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-01 16:49:58,702 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-01 16:49:58,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-01 16:49:58,706 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-01 16:49:58,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-01 16:49:58,711 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-01 16:49:58,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-01 16:49:58,712 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-01 16:49:58,713 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-01 16:49:58,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-01 16:49:58,718 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-01 16:49:58,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-01 16:49:58,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-01 16:49:58,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-01 16:49:58,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-01 16:49:58,722 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-01 16:49:58,722 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-01 16:49:58,723 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-01 16:49:58,725 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-01 16:49:58,748 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-01 16:49:58,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-01 16:49:58,748 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-01 16:49:58,748 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-01 16:49:58,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-01 16:49:58,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-01 16:49:58,750 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-01 16:49:58,750 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-01 16:49:58,750 INFO L138 SettingsManager]: * Use SBE=true [2022-03-01 16:49:58,750 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-01 16:49:58,751 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-01 16:49:58,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-01 16:49:58,752 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-01 16:49:58,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:49:58,753 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-01 16:49:58,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-01 16:49:58,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-01 16:49:58,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-01 16:49:58,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-01 16:49:58,993 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-01 16:49:58,995 INFO L275 PluginConnector]: CDTParser initialized [2022-03-01 16:49:58,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-01 16:49:59,054 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e19e005fd/375d6bd78c194705bffa07de2e25eae6/FLAG4027e713a [2022-03-01 16:49:59,501 INFO L306 CDTParser]: Found 1 translation units. [2022-03-01 16:49:59,501 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-01 16:49:59,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e19e005fd/375d6bd78c194705bffa07de2e25eae6/FLAG4027e713a [2022-03-01 16:49:59,526 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e19e005fd/375d6bd78c194705bffa07de2e25eae6 [2022-03-01 16:49:59,530 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-01 16:49:59,531 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-01 16:49:59,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-01 16:49:59,534 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-01 16:49:59,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-01 16:49:59,536 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:49:59" (1/1) ... [2022-03-01 16:49:59,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783a93b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:49:59, skipping insertion in model container [2022-03-01 16:49:59,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.03 04:49:59" (1/1) ... [2022-03-01 16:49:59,541 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-01 16:49:59,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-01 16:49:59,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:50:00,002 INFO L203 MainTranslator]: Completed pre-run [2022-03-01 16:50:00,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-01 16:50:00,092 INFO L208 MainTranslator]: Completed translation [2022-03-01 16:50:00,092 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00 WrapperNode [2022-03-01 16:50:00,093 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-01 16:50:00,093 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-01 16:50:00,093 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-01 16:50:00,093 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-01 16:50:00,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,111 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,131 INFO L137 Inliner]: procedures = 368, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2022-03-01 16:50:00,131 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-01 16:50:00,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-01 16:50:00,132 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-01 16:50:00,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-01 16:50:00,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,141 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,152 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-01 16:50:00,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-01 16:50:00,156 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-01 16:50:00,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-01 16:50:00,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (1/1) ... [2022-03-01 16:50:00,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-01 16:50:00,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-01 16:50:00,177 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-01 16:50:00,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-01 16:50:00,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-01 16:50:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-01 16:50:00,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-01 16:50:00,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-01 16:50:00,212 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-01 16:50:00,314 INFO L234 CfgBuilder]: Building ICFG [2022-03-01 16:50:00,315 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-01 16:50:00,578 INFO L275 CfgBuilder]: Performing block encoding [2022-03-01 16:50:00,584 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-01 16:50:00,584 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-01 16:50:00,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:50:00 BoogieIcfgContainer [2022-03-01 16:50:00,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-01 16:50:00,587 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-01 16:50:00,587 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-01 16:50:00,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-01 16:50:00,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.03 04:49:59" (1/3) ... [2022-03-01 16:50:00,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740258fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:50:00, skipping insertion in model container [2022-03-01 16:50:00,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.03 04:50:00" (2/3) ... [2022-03-01 16:50:00,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@740258fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.03 04:50:00, skipping insertion in model container [2022-03-01 16:50:00,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.03 04:50:00" (3/3) ... [2022-03-01 16:50:00,591 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_02-list_nr.i [2022-03-01 16:50:00,594 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-01 16:50:00,594 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-01 16:50:00,594 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-01 16:50:00,594 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-01 16:50:00,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,634 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,635 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,636 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,637 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,638 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,639 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,640 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,643 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,644 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,645 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,646 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,647 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,648 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,649 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,650 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,651 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,652 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,653 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,654 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,655 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,656 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,657 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,658 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,659 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,660 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,661 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,662 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,663 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,664 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,667 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,668 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-01 16:50:00,670 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-01 16:50:00,694 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-01 16:50:00,698 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-01 16:50:00,698 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-03-01 16:50:00,707 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 213 places, 209 transitions, 423 flow [2022-03-01 16:50:00,816 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,821 INFO L276 IsEmpty]: Start isEmpty. Operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:00,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-03-01 16:50:00,825 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:00,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:00,826 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:00,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:00,830 INFO L85 PathProgramCache]: Analyzing trace with hash -1671993755, now seen corresponding path program 1 times [2022-03-01 16:50:00,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:00,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998132886] [2022-03-01 16:50:00,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:00,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:00,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:01,183 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:01,184 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:01,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998132886] [2022-03-01 16:50:01,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998132886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:01,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:01,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:01,187 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924511957] [2022-03-01 16:50:01,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:01,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:01,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:01,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:01,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:01,216 INFO L87 Difference]: Start difference. First operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:01,424 INFO L93 Difference]: Finished difference Result 2306 states and 4404 transitions. [2022-03-01 16:50:01,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:01,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2022-03-01 16:50:01,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:01,445 INFO L225 Difference]: With dead ends: 2306 [2022-03-01 16:50:01,445 INFO L226 Difference]: Without dead ends: 2306 [2022-03-01 16:50:01,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:01,448 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 6 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:01,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 443 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:01,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2306 states. [2022-03-01 16:50:01,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2306 to 2306. [2022-03-01 16:50:01,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2306 states, 2269 states have (on average 1.9409431467606875) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2306 states and 4404 transitions. [2022-03-01 16:50:01,564 INFO L78 Accepts]: Start accepts. Automaton has 2306 states and 4404 transitions. Word has length 46 [2022-03-01 16:50:01,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:01,565 INFO L470 AbstractCegarLoop]: Abstraction has 2306 states and 4404 transitions. [2022-03-01 16:50:01,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4404 transitions. [2022-03-01 16:50:01,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-03-01 16:50:01,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:01,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:01,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-01 16:50:01,567 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:01,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:01,569 INFO L85 PathProgramCache]: Analyzing trace with hash -43577554, now seen corresponding path program 1 times [2022-03-01 16:50:01,569 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:01,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479842175] [2022-03-01 16:50:01,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:01,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:01,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:01,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:01,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479842175] [2022-03-01 16:50:01,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479842175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:01,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:01,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:01,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465899908] [2022-03-01 16:50:01,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:01,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:01,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:01,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:01,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:01,724 INFO L87 Difference]: Start difference. First operand 2306 states and 4404 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:01,876 INFO L93 Difference]: Finished difference Result 2304 states and 4402 transitions. [2022-03-01 16:50:01,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:01,877 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-03-01 16:50:01,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:01,885 INFO L225 Difference]: With dead ends: 2304 [2022-03-01 16:50:01,887 INFO L226 Difference]: Without dead ends: 2304 [2022-03-01 16:50:01,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:01,889 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 2 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:01,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 441 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:01,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2022-03-01 16:50:01,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2022-03-01 16:50:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2269 states have (on average 1.9400617011899515) internal successors, (4402), 2303 states have internal predecessors, (4402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 4402 transitions. [2022-03-01 16:50:01,935 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 4402 transitions. Word has length 54 [2022-03-01 16:50:01,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:01,936 INFO L470 AbstractCegarLoop]: Abstraction has 2304 states and 4402 transitions. [2022-03-01 16:50:01,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,936 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4402 transitions. [2022-03-01 16:50:01,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-01 16:50:01,937 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:01,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:01,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-01 16:50:01,937 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:01,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:01,937 INFO L85 PathProgramCache]: Analyzing trace with hash -479096798, now seen corresponding path program 1 times [2022-03-01 16:50:01,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:01,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765795567] [2022-03-01 16:50:01,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:01,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:01,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:01,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:01,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:01,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765795567] [2022-03-01 16:50:01,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765795567] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:01,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:01,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:50:01,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372377339] [2022-03-01 16:50:01,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:01,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:50:01,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:01,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:50:01,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:50:01,976 INFO L87 Difference]: Start difference. First operand 2304 states and 4402 transitions. Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:01,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:01,998 INFO L93 Difference]: Finished difference Result 2303 states and 4401 transitions. [2022-03-01 16:50:01,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:50:01,999 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-03-01 16:50:01,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,005 INFO L225 Difference]: With dead ends: 2303 [2022-03-01 16:50:02,005 INFO L226 Difference]: Without dead ends: 2303 [2022-03-01 16:50:02,007 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:50:02,010 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 2 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:50:02,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2022-03-01 16:50:02,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 2303. [2022-03-01 16:50:02,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2303 states, 2269 states have (on average 1.9396209784045835) internal successors, (4401), 2302 states have internal predecessors, (4401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 4401 transitions. [2022-03-01 16:50:02,050 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 4401 transitions. Word has length 61 [2022-03-01 16:50:02,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:02,051 INFO L470 AbstractCegarLoop]: Abstraction has 2303 states and 4401 transitions. [2022-03-01 16:50:02,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4401 transitions. [2022-03-01 16:50:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-03-01 16:50:02,053 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:02,053 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:02,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-01 16:50:02,054 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:02,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:02,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1298097445, now seen corresponding path program 1 times [2022-03-01 16:50:02,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:02,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086532605] [2022-03-01 16:50:02,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:02,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:02,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:02,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:02,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:02,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086532605] [2022-03-01 16:50:02,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086532605] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:02,118 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:02,118 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-01 16:50:02,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366948013] [2022-03-01 16:50:02,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:02,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 16:50:02,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:02,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 16:50:02,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:50:02,120 INFO L87 Difference]: Start difference. First operand 2303 states and 4401 transitions. Second operand has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:02,141 INFO L93 Difference]: Finished difference Result 2169 states and 4138 transitions. [2022-03-01 16:50:02,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 16:50:02,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2022-03-01 16:50:02,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,147 INFO L225 Difference]: With dead ends: 2169 [2022-03-01 16:50:02,148 INFO L226 Difference]: Without dead ends: 2169 [2022-03-01 16:50:02,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 16:50:02,150 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 130 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,150 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 253 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 16:50:02,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2022-03-01 16:50:02,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2169. [2022-03-01 16:50:02,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2169 states, 2151 states have (on average 1.9237563923756393) internal successors, (4138), 2168 states have internal predecessors, (4138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 2169 states and 4138 transitions. [2022-03-01 16:50:02,206 INFO L78 Accepts]: Start accepts. Automaton has 2169 states and 4138 transitions. Word has length 65 [2022-03-01 16:50:02,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:02,206 INFO L470 AbstractCegarLoop]: Abstraction has 2169 states and 4138 transitions. [2022-03-01 16:50:02,206 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,206 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4138 transitions. [2022-03-01 16:50:02,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-01 16:50:02,210 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:02,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:02,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-01 16:50:02,211 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:02,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:02,212 INFO L85 PathProgramCache]: Analyzing trace with hash 380722992, now seen corresponding path program 1 times [2022-03-01 16:50:02,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:02,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704926297] [2022-03-01 16:50:02,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:02,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:02,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:02,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:02,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704926297] [2022-03-01 16:50:02,358 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704926297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:02,358 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:02,358 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:02,358 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784254370] [2022-03-01 16:50:02,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:02,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:02,359 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:02,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:02,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:02,359 INFO L87 Difference]: Start difference. First operand 2169 states and 4138 transitions. Second operand has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:02,507 INFO L93 Difference]: Finished difference Result 2168 states and 4137 transitions. [2022-03-01 16:50:02,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:02,507 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2022-03-01 16:50:02,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:02,514 INFO L225 Difference]: With dead ends: 2168 [2022-03-01 16:50:02,514 INFO L226 Difference]: Without dead ends: 2168 [2022-03-01 16:50:02,515 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:02,515 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 2 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:02,516 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 549 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 16:50:02,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2022-03-01 16:50:02,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2168. [2022-03-01 16:50:02,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2151 states have (on average 1.9232914923291493) internal successors, (4137), 2167 states have internal predecessors, (4137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 4137 transitions. [2022-03-01 16:50:02,546 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 4137 transitions. Word has length 96 [2022-03-01 16:50:02,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:02,547 INFO L470 AbstractCegarLoop]: Abstraction has 2168 states and 4137 transitions. [2022-03-01 16:50:02,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:02,547 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4137 transitions. [2022-03-01 16:50:02,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-03-01 16:50:02,549 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:02,549 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:02,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-01 16:50:02,550 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:02,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:02,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1045888503, now seen corresponding path program 1 times [2022-03-01 16:50:02,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:02,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251474011] [2022-03-01 16:50:02,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:02,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:02,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:02,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:02,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:02,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251474011] [2022-03-01 16:50:02,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251474011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:02,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:02,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:02,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135346703] [2022-03-01 16:50:02,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:02,684 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:02,684 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:02,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:02,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:02,685 INFO L87 Difference]: Start difference. First operand 2168 states and 4137 transitions. Second operand has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:03,007 INFO L93 Difference]: Finished difference Result 3300 states and 6314 transitions. [2022-03-01 16:50:03,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:03,008 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2022-03-01 16:50:03,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:03,018 INFO L225 Difference]: With dead ends: 3300 [2022-03-01 16:50:03,018 INFO L226 Difference]: Without dead ends: 3300 [2022-03-01 16:50:03,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:03,018 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 289 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:03,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 678 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:50:03,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3300 states. [2022-03-01 16:50:03,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3300 to 2302. [2022-03-01 16:50:03,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2302 states, 2288 states have (on average 1.9230769230769231) internal successors, (4400), 2301 states have internal predecessors, (4400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 2302 states and 4400 transitions. [2022-03-01 16:50:03,065 INFO L78 Accepts]: Start accepts. Automaton has 2302 states and 4400 transitions. Word has length 113 [2022-03-01 16:50:03,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,066 INFO L470 AbstractCegarLoop]: Abstraction has 2302 states and 4400 transitions. [2022-03-01 16:50:03,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4400 transitions. [2022-03-01 16:50:03,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-03-01 16:50:03,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:03,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-01 16:50:03,067 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:03,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,067 INFO L85 PathProgramCache]: Analyzing trace with hash -677895904, now seen corresponding path program 1 times [2022-03-01 16:50:03,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439670731] [2022-03-01 16:50:03,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:03,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:03,149 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:03,149 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439670731] [2022-03-01 16:50:03,149 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439670731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:03,149 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:03,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:03,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216881461] [2022-03-01 16:50:03,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:03,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:03,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:03,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:03,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:03,150 INFO L87 Difference]: Start difference. First operand 2302 states and 4400 transitions. Second operand has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:03,370 INFO L93 Difference]: Finished difference Result 2416 states and 4623 transitions. [2022-03-01 16:50:03,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:03,370 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-03-01 16:50:03,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:03,377 INFO L225 Difference]: With dead ends: 2416 [2022-03-01 16:50:03,377 INFO L226 Difference]: Without dead ends: 2416 [2022-03-01 16:50:03,377 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:03,378 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 94 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:03,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 711 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:03,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2022-03-01 16:50:03,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 2389. [2022-03-01 16:50:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2389 states, 2375 states have (on average 1.9242105263157894) internal successors, (4570), 2388 states have internal predecessors, (4570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2389 states and 4570 transitions. [2022-03-01 16:50:03,410 INFO L78 Accepts]: Start accepts. Automaton has 2389 states and 4570 transitions. Word has length 118 [2022-03-01 16:50:03,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,410 INFO L470 AbstractCegarLoop]: Abstraction has 2389 states and 4570 transitions. [2022-03-01 16:50:03,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4570 transitions. [2022-03-01 16:50:03,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-03-01 16:50:03,411 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,411 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:03,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-01 16:50:03,412 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:03,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1148431168, now seen corresponding path program 1 times [2022-03-01 16:50:03,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478160337] [2022-03-01 16:50:03,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:03,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:03,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478160337] [2022-03-01 16:50:03,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478160337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:03,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:03,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:03,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701544397] [2022-03-01 16:50:03,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:03,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:03,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:03,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:03,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:03,484 INFO L87 Difference]: Start difference. First operand 2389 states and 4570 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:03,764 INFO L93 Difference]: Finished difference Result 3033 states and 5790 transitions. [2022-03-01 16:50:03,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:03,765 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2022-03-01 16:50:03,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:03,773 INFO L225 Difference]: With dead ends: 3033 [2022-03-01 16:50:03,773 INFO L226 Difference]: Without dead ends: 2928 [2022-03-01 16:50:03,774 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:03,774 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 194 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:03,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 717 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-01 16:50:03,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2928 states. [2022-03-01 16:50:03,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2928 to 2478. [2022-03-01 16:50:03,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2464 states have (on average 1.9232954545454546) internal successors, (4739), 2477 states have internal predecessors, (4739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 4739 transitions. [2022-03-01 16:50:03,833 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 4739 transitions. Word has length 122 [2022-03-01 16:50:03,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:03,833 INFO L470 AbstractCegarLoop]: Abstraction has 2478 states and 4739 transitions. [2022-03-01 16:50:03,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:03,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4739 transitions. [2022-03-01 16:50:03,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:03,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:03,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:03,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-01 16:50:03,835 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:03,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:03,836 INFO L85 PathProgramCache]: Analyzing trace with hash 963978148, now seen corresponding path program 1 times [2022-03-01 16:50:03,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:03,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [986317812] [2022-03-01 16:50:03,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:03,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:03,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:04,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:04,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:04,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [986317812] [2022-03-01 16:50:04,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [986317812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:04,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:04,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:04,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927638841] [2022-03-01 16:50:04,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:04,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:04,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:04,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:04,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:04,024 INFO L87 Difference]: Start difference. First operand 2478 states and 4739 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:05,201 INFO L93 Difference]: Finished difference Result 3529 states and 6695 transitions. [2022-03-01 16:50:05,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 16:50:05,201 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:05,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:05,210 INFO L225 Difference]: With dead ends: 3529 [2022-03-01 16:50:05,210 INFO L226 Difference]: Without dead ends: 3494 [2022-03-01 16:50:05,211 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=256, Invalid=1076, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:50:05,211 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 839 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:05,211 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 2176 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:05,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3494 states. [2022-03-01 16:50:05,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3494 to 2506. [2022-03-01 16:50:05,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2506 states, 2492 states have (on average 1.9241573033707866) internal successors, (4795), 2505 states have internal predecessors, (4795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 4795 transitions. [2022-03-01 16:50:05,266 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 4795 transitions. Word has length 126 [2022-03-01 16:50:05,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:05,266 INFO L470 AbstractCegarLoop]: Abstraction has 2506 states and 4795 transitions. [2022-03-01 16:50:05,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 4795 transitions. [2022-03-01 16:50:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:05,267 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:05,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:05,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-01 16:50:05,268 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:05,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:05,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1852694232, now seen corresponding path program 1 times [2022-03-01 16:50:05,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:05,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510923373] [2022-03-01 16:50:05,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:05,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:05,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:05,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:05,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510923373] [2022-03-01 16:50:05,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510923373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:05,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:05,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:05,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821172624] [2022-03-01 16:50:05,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:05,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:05,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:05,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:05,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:05,422 INFO L87 Difference]: Start difference. First operand 2506 states and 4795 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:06,194 INFO L93 Difference]: Finished difference Result 2795 states and 5310 transitions. [2022-03-01 16:50:06,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:06,195 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:06,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:06,201 INFO L225 Difference]: With dead ends: 2795 [2022-03-01 16:50:06,201 INFO L226 Difference]: Without dead ends: 2795 [2022-03-01 16:50:06,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:50:06,202 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 686 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:06,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 2379 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:06,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2795 states. [2022-03-01 16:50:06,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2795 to 2441. [2022-03-01 16:50:06,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2441 states, 2428 states have (on average 1.921334431630972) internal successors, (4665), 2440 states have internal predecessors, (4665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 4665 transitions. [2022-03-01 16:50:06,240 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 4665 transitions. Word has length 126 [2022-03-01 16:50:06,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:06,241 INFO L470 AbstractCegarLoop]: Abstraction has 2441 states and 4665 transitions. [2022-03-01 16:50:06,241 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4665 transitions. [2022-03-01 16:50:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:06,242 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:06,242 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:06,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-01 16:50:06,242 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:06,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:06,243 INFO L85 PathProgramCache]: Analyzing trace with hash -952036443, now seen corresponding path program 1 times [2022-03-01 16:50:06,243 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:06,243 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730649580] [2022-03-01 16:50:06,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:06,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:06,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:06,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:06,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730649580] [2022-03-01 16:50:06,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730649580] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:06,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:06,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 16:50:06,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742015716] [2022-03-01 16:50:06,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:06,346 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 16:50:06,346 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:06,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 16:50:06,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:06,359 INFO L87 Difference]: Start difference. First operand 2441 states and 4665 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,528 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:06,528 INFO L93 Difference]: Finished difference Result 2569 states and 4916 transitions. [2022-03-01 16:50:06,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 16:50:06,529 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:06,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:06,533 INFO L225 Difference]: With dead ends: 2569 [2022-03-01 16:50:06,533 INFO L226 Difference]: Without dead ends: 2569 [2022-03-01 16:50:06,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 16:50:06,534 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 93 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:06,534 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 731 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-01 16:50:06,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2022-03-01 16:50:06,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2539. [2022-03-01 16:50:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2539 states, 2526 states have (on average 1.9228028503562946) internal successors, (4857), 2538 states have internal predecessors, (4857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2539 states and 4857 transitions. [2022-03-01 16:50:06,600 INFO L78 Accepts]: Start accepts. Automaton has 2539 states and 4857 transitions. Word has length 126 [2022-03-01 16:50:06,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:06,600 INFO L470 AbstractCegarLoop]: Abstraction has 2539 states and 4857 transitions. [2022-03-01 16:50:06,600 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 4857 transitions. [2022-03-01 16:50:06,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:06,601 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:06,601 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:06,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-01 16:50:06,601 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:06,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:06,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1371791128, now seen corresponding path program 2 times [2022-03-01 16:50:06,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:06,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046282031] [2022-03-01 16:50:06,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:06,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:06,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:06,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:06,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:06,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046282031] [2022-03-01 16:50:06,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046282031] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:06,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:06,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:06,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141725862] [2022-03-01 16:50:06,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:06,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:06,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:06,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:06,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:06,788 INFO L87 Difference]: Start difference. First operand 2539 states and 4857 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:07,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:07,967 INFO L93 Difference]: Finished difference Result 4948 states and 9469 transitions. [2022-03-01 16:50:07,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:07,967 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:07,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:07,976 INFO L225 Difference]: With dead ends: 4948 [2022-03-01 16:50:07,976 INFO L226 Difference]: Without dead ends: 4948 [2022-03-01 16:50:07,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=257, Invalid=1003, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:50:07,977 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 987 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2086 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:07,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 2086 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:07,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2022-03-01 16:50:08,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 2547. [2022-03-01 16:50:08,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-01 16:50:08,019 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-01 16:50:08,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:08,020 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-01 16:50:08,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:08,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-01 16:50:08,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:08,021 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:08,021 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:08,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-01 16:50:08,021 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:08,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:08,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1190560958, now seen corresponding path program 3 times [2022-03-01 16:50:08,021 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:08,021 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117742514] [2022-03-01 16:50:08,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:08,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:08,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:08,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:08,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117742514] [2022-03-01 16:50:08,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117742514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:08,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:08,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:08,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201715771] [2022-03-01 16:50:08,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:08,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:08,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:08,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:08,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:08,194 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:09,495 INFO L93 Difference]: Finished difference Result 5040 states and 9653 transitions. [2022-03-01 16:50:09,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 16:50:09,495 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:09,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:09,505 INFO L225 Difference]: With dead ends: 5040 [2022-03-01 16:50:09,505 INFO L226 Difference]: Without dead ends: 5040 [2022-03-01 16:50:09,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-03-01 16:50:09,506 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 783 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 1937 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:09,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [783 Valid, 2444 Invalid, 2161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1937 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:50:09,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5040 states. [2022-03-01 16:50:09,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5040 to 2547. [2022-03-01 16:50:09,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-01 16:50:09,553 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-01 16:50:09,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:09,553 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-01 16:50:09,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:09,553 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-01 16:50:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:09,554 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:09,554 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:09,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-01 16:50:09,554 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:09,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:09,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1073073130, now seen corresponding path program 4 times [2022-03-01 16:50:09,555 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:09,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079834824] [2022-03-01 16:50:09,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:09,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:09,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:09,751 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:09,751 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079834824] [2022-03-01 16:50:09,751 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079834824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:09,751 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:09,751 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:09,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323600350] [2022-03-01 16:50:09,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:09,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:09,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:09,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:09,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:09,752 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:10,935 INFO L93 Difference]: Finished difference Result 5088 states and 9749 transitions. [2022-03-01 16:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:10,935 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:10,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:10,944 INFO L225 Difference]: With dead ends: 5088 [2022-03-01 16:50:10,944 INFO L226 Difference]: Without dead ends: 5088 [2022-03-01 16:50:10,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:50:10,945 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 875 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:10,945 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 2225 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:10,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5088 states. [2022-03-01 16:50:10,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5088 to 2547. [2022-03-01 16:50:10,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-01 16:50:10,976 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-01 16:50:10,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:10,977 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-01 16:50:10,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:10,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-01 16:50:10,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:10,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:10,978 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:10,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-01 16:50:10,978 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:10,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:10,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1124784860, now seen corresponding path program 5 times [2022-03-01 16:50:10,978 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:10,978 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809275568] [2022-03-01 16:50:10,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:10,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:10,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:11,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:11,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809275568] [2022-03-01 16:50:11,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809275568] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:11,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:11,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:11,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095869194] [2022-03-01 16:50:11,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:11,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:11,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:11,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:11,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:11,144 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:12,162 INFO L93 Difference]: Finished difference Result 5064 states and 9704 transitions. [2022-03-01 16:50:12,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:50:12,162 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:12,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:12,186 INFO L225 Difference]: With dead ends: 5064 [2022-03-01 16:50:12,186 INFO L226 Difference]: Without dead ends: 5064 [2022-03-01 16:50:12,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:50:12,187 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 815 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1535 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:12,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [815 Valid, 1993 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1535 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:12,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5064 states. [2022-03-01 16:50:12,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5064 to 2547. [2022-03-01 16:50:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-01 16:50:12,249 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-01 16:50:12,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:12,249 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-01 16:50:12,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:12,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-01 16:50:12,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:12,250 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:12,250 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:12,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-01 16:50:12,250 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:12,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:12,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1936746230, now seen corresponding path program 6 times [2022-03-01 16:50:12,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:12,251 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450074138] [2022-03-01 16:50:12,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:12,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:12,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:12,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:12,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:12,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450074138] [2022-03-01 16:50:12,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450074138] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:12,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:12,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:12,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [153508718] [2022-03-01 16:50:12,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:12,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:12,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:12,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:12,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:12,431 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:13,382 INFO L93 Difference]: Finished difference Result 5010 states and 9591 transitions. [2022-03-01 16:50:13,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:50:13,382 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:13,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:13,391 INFO L225 Difference]: With dead ends: 5010 [2022-03-01 16:50:13,391 INFO L226 Difference]: Without dead ends: 5010 [2022-03-01 16:50:13,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:13,392 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 777 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 1258 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:13,392 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1711 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1258 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:13,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-01 16:50:13,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 2563. [2022-03-01 16:50:13,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-01 16:50:13,429 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-01 16:50:13,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:13,430 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-01 16:50:13,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:13,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-01 16:50:13,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:13,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:13,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:13,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-01 16:50:13,431 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:13,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:13,431 INFO L85 PathProgramCache]: Analyzing trace with hash -2022057188, now seen corresponding path program 7 times [2022-03-01 16:50:13,431 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:13,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698078790] [2022-03-01 16:50:13,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:13,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:13,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:13,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:13,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:13,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698078790] [2022-03-01 16:50:13,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698078790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:13,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:13,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:13,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753521771] [2022-03-01 16:50:13,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:13,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:13,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:13,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:13,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:13,654 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:14,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:14,863 INFO L93 Difference]: Finished difference Result 5121 states and 9809 transitions. [2022-03-01 16:50:14,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 16:50:14,864 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:14,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:14,872 INFO L225 Difference]: With dead ends: 5121 [2022-03-01 16:50:14,872 INFO L226 Difference]: Without dead ends: 5121 [2022-03-01 16:50:14,873 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:50:14,873 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 937 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:14,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 2195 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:14,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5121 states. [2022-03-01 16:50:14,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5121 to 2565. [2022-03-01 16:50:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:14,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-01 16:50:14,909 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-01 16:50:14,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:14,909 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-01 16:50:14,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:14,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-01 16:50:14,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:14,910 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:14,911 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:14,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-01 16:50:14,911 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:14,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:14,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1808491582, now seen corresponding path program 8 times [2022-03-01 16:50:14,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:14,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107886984] [2022-03-01 16:50:14,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:14,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:14,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:15,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:15,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:15,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107886984] [2022-03-01 16:50:15,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107886984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:15,112 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:15,112 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:15,112 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879606400] [2022-03-01 16:50:15,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:15,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:15,112 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:15,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:15,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:15,113 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:16,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:16,325 INFO L93 Difference]: Finished difference Result 5104 states and 9779 transitions. [2022-03-01 16:50:16,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-01 16:50:16,325 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:16,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:16,331 INFO L225 Difference]: With dead ends: 5104 [2022-03-01 16:50:16,332 INFO L226 Difference]: Without dead ends: 5104 [2022-03-01 16:50:16,332 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2022-03-01 16:50:16,332 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 797 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 2044 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 797 SdHoareTripleChecker+Valid, 2506 SdHoareTripleChecker+Invalid, 2324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 2044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:16,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [797 Valid, 2506 Invalid, 2324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 2044 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:16,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2022-03-01 16:50:16,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 2563. [2022-03-01 16:50:16,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:16,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-01 16:50:16,367 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-01 16:50:16,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:16,367 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-01 16:50:16,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:16,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-01 16:50:16,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:16,368 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:16,369 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:16,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-01 16:50:16,369 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:16,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:16,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1247088696, now seen corresponding path program 9 times [2022-03-01 16:50:16,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:16,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040313852] [2022-03-01 16:50:16,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:16,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:16,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:16,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:16,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:16,527 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040313852] [2022-03-01 16:50:16,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040313852] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:16,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:16,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:16,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108569399] [2022-03-01 16:50:16,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:16,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:16,528 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:16,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:16,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:16,528 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:17,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:17,509 INFO L93 Difference]: Finished difference Result 5084 states and 9735 transitions. [2022-03-01 16:50:17,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-01 16:50:17,509 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:17,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:17,515 INFO L225 Difference]: With dead ends: 5084 [2022-03-01 16:50:17,516 INFO L226 Difference]: Without dead ends: 5084 [2022-03-01 16:50:17,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:17,516 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 657 mSDsluCounter, 2315 mSDsCounter, 0 mSdLazyCounter, 1982 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 2606 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:17,516 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 2606 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1982 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:17,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-03-01 16:50:17,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 2567. [2022-03-01 16:50:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:17,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:17,550 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:17,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:17,550 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:17,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:17,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:17,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:17,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:17,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:17,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-01 16:50:17,552 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:17,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:17,552 INFO L85 PathProgramCache]: Analyzing trace with hash 782670170, now seen corresponding path program 10 times [2022-03-01 16:50:17,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:17,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [317743029] [2022-03-01 16:50:17,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:17,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:17,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:17,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:17,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:17,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [317743029] [2022-03-01 16:50:17,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [317743029] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:17,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:17,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:17,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725867046] [2022-03-01 16:50:17,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:17,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:17,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:17,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:17,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:17,706 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:18,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:18,534 INFO L93 Difference]: Finished difference Result 5176 states and 9919 transitions. [2022-03-01 16:50:18,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:50:18,535 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:18,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:18,540 INFO L225 Difference]: With dead ends: 5176 [2022-03-01 16:50:18,540 INFO L226 Difference]: Without dead ends: 5176 [2022-03-01 16:50:18,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:50:18,540 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 802 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:18,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [802 Valid, 2060 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:18,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5176 states. [2022-03-01 16:50:18,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5176 to 2565. [2022-03-01 16:50:18,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:18,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-01 16:50:18,576 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-01 16:50:18,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:18,576 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-01 16:50:18,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:18,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-01 16:50:18,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:18,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:18,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:18,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-01 16:50:18,577 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:18,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:18,578 INFO L85 PathProgramCache]: Analyzing trace with hash 616120888, now seen corresponding path program 11 times [2022-03-01 16:50:18,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:18,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233744699] [2022-03-01 16:50:18,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:18,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:18,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:18,778 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:18,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233744699] [2022-03-01 16:50:18,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233744699] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:18,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:18,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:18,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606072704] [2022-03-01 16:50:18,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:18,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:18,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:18,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:18,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:18,780 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:20,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:20,082 INFO L93 Difference]: Finished difference Result 5154 states and 9879 transitions. [2022-03-01 16:50:20,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:50:20,082 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:20,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:20,088 INFO L225 Difference]: With dead ends: 5154 [2022-03-01 16:50:20,088 INFO L226 Difference]: Without dead ends: 5154 [2022-03-01 16:50:20,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:50:20,089 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 814 mSDsluCounter, 2090 mSDsCounter, 0 mSdLazyCounter, 2000 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 2000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:20,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 2396 Invalid, 2301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 2000 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:50:20,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2022-03-01 16:50:20,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 2563. [2022-03-01 16:50:20,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:20,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-01 16:50:20,140 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-01 16:50:20,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:20,140 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-01 16:50:20,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:20,140 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-01 16:50:20,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:20,142 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:20,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:20,142 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-01 16:50:20,142 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:20,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:20,143 INFO L85 PathProgramCache]: Analyzing trace with hash 1997632130, now seen corresponding path program 12 times [2022-03-01 16:50:20,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:20,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400523967] [2022-03-01 16:50:20,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:20,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:20,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:20,335 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:20,335 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400523967] [2022-03-01 16:50:20,335 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400523967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:20,335 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:20,335 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:20,335 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497895128] [2022-03-01 16:50:20,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:20,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:20,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:20,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:20,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:20,336 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:21,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:21,243 INFO L93 Difference]: Finished difference Result 4991 states and 9552 transitions. [2022-03-01 16:50:21,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:50:21,243 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:21,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:21,249 INFO L225 Difference]: With dead ends: 4991 [2022-03-01 16:50:21,249 INFO L226 Difference]: Without dead ends: 4991 [2022-03-01 16:50:21,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:21,250 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 761 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:21,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [761 Valid, 1900 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1310 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:21,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-01 16:50:21,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 2569. [2022-03-01 16:50:21,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:21,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-01 16:50:21,283 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-01 16:50:21,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:21,283 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-01 16:50:21,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:21,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-01 16:50:21,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:21,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:21,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:21,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-01 16:50:21,285 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:21,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:21,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1533213604, now seen corresponding path program 13 times [2022-03-01 16:50:21,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:21,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806330253] [2022-03-01 16:50:21,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:21,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:21,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:21,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:21,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:21,475 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806330253] [2022-03-01 16:50:21,475 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806330253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:21,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:21,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:21,475 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [869631078] [2022-03-01 16:50:21,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:21,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:21,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:21,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:21,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:21,475 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:22,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:22,361 INFO L93 Difference]: Finished difference Result 5083 states and 9736 transitions. [2022-03-01 16:50:22,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:22,361 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:22,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:22,366 INFO L225 Difference]: With dead ends: 5083 [2022-03-01 16:50:22,366 INFO L226 Difference]: Without dead ends: 5083 [2022-03-01 16:50:22,366 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:22,367 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 820 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:22,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [820 Valid, 1861 Invalid, 1636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:22,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2022-03-01 16:50:22,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 2567. [2022-03-01 16:50:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:22,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:22,394 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:22,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:22,394 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:22,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:22,394 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:22,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:22,395 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:22,395 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:22,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-01 16:50:22,395 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:22,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:22,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1366664322, now seen corresponding path program 14 times [2022-03-01 16:50:22,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:22,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974262501] [2022-03-01 16:50:22,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:22,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:22,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:22,555 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:22,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974262501] [2022-03-01 16:50:22,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [974262501] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:22,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:22,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:22,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844881888] [2022-03-01 16:50:22,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:22,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:22,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:22,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:22,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:22,558 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:23,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:23,611 INFO L93 Difference]: Finished difference Result 5157 states and 9884 transitions. [2022-03-01 16:50:23,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:23,611 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:23,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:23,616 INFO L225 Difference]: With dead ends: 5157 [2022-03-01 16:50:23,617 INFO L226 Difference]: Without dead ends: 5157 [2022-03-01 16:50:23,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:23,617 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 771 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:23,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 2061 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:23,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5157 states. [2022-03-01 16:50:23,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5157 to 2565. [2022-03-01 16:50:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-01 16:50:23,666 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-01 16:50:23,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:23,666 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-01 16:50:23,666 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:23,666 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-01 16:50:23,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:23,667 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:23,667 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:23,667 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-01 16:50:23,667 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:23,667 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:23,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1899051996, now seen corresponding path program 15 times [2022-03-01 16:50:23,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:23,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335296988] [2022-03-01 16:50:23,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:23,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:23,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:23,814 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:23,815 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335296988] [2022-03-01 16:50:23,815 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335296988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:23,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:23,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:23,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851902615] [2022-03-01 16:50:23,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:23,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:23,815 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:23,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:23,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:23,816 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:24,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:24,968 INFO L93 Difference]: Finished difference Result 5124 states and 9822 transitions. [2022-03-01 16:50:24,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-01 16:50:24,968 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:24,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:24,973 INFO L225 Difference]: With dead ends: 5124 [2022-03-01 16:50:24,973 INFO L226 Difference]: Without dead ends: 5124 [2022-03-01 16:50:24,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:24,974 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 704 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 704 SdHoareTripleChecker+Valid, 2337 SdHoareTripleChecker+Invalid, 2154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:24,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [704 Valid, 2337 Invalid, 2154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:24,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5124 states. [2022-03-01 16:50:24,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5124 to 2563. [2022-03-01 16:50:25,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:25,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-01 16:50:25,002 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-01 16:50:25,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:25,003 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-01 16:50:25,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:25,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-01 16:50:25,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:25,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:25,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:25,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-01 16:50:25,004 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:25,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:25,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1952751484, now seen corresponding path program 16 times [2022-03-01 16:50:25,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:25,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008734083] [2022-03-01 16:50:25,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:25,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:25,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:25,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:25,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008734083] [2022-03-01 16:50:25,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008734083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:25,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:25,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:25,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571176089] [2022-03-01 16:50:25,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:25,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:25,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:25,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:25,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:25,295 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:26,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:26,139 INFO L93 Difference]: Finished difference Result 4545 states and 8752 transitions. [2022-03-01 16:50:26,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:26,140 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:26,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:26,145 INFO L225 Difference]: With dead ends: 4545 [2022-03-01 16:50:26,145 INFO L226 Difference]: Without dead ends: 4545 [2022-03-01 16:50:26,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:50:26,146 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 464 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 1190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:26,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [464 Valid, 1634 Invalid, 1190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:26,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2022-03-01 16:50:26,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 2573. [2022-03-01 16:50:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:26,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-01 16:50:26,176 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-01 16:50:26,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:26,176 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-01 16:50:26,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:26,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-01 16:50:26,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:26,177 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:26,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:26,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-01 16:50:26,177 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:26,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:26,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1906827166, now seen corresponding path program 17 times [2022-03-01 16:50:26,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:26,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149779845] [2022-03-01 16:50:26,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:26,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:26,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:26,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:26,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149779845] [2022-03-01 16:50:26,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149779845] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:26,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:26,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:26,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940170539] [2022-03-01 16:50:26,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:26,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:26,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:26,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:26,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:26,350 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:27,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:27,213 INFO L93 Difference]: Finished difference Result 4656 states and 8970 transitions. [2022-03-01 16:50:27,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:27,213 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:27,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:27,218 INFO L225 Difference]: With dead ends: 4656 [2022-03-01 16:50:27,218 INFO L226 Difference]: Without dead ends: 4656 [2022-03-01 16:50:27,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:27,219 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 493 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:27,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 1795 Invalid, 1343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:27,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4656 states. [2022-03-01 16:50:27,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4656 to 2575. [2022-03-01 16:50:27,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-01 16:50:27,263 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-01 16:50:27,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:27,263 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-01 16:50:27,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:27,263 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-01 16:50:27,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:27,264 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:27,264 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:27,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-01 16:50:27,264 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:27,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:27,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1442408640, now seen corresponding path program 18 times [2022-03-01 16:50:27,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:27,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368668264] [2022-03-01 16:50:27,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:27,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:27,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:27,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:27,516 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:27,516 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368668264] [2022-03-01 16:50:27,516 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368668264] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:27,516 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:27,516 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:27,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258481730] [2022-03-01 16:50:27,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:27,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:27,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:27,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:27,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:27,517 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:28,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:28,425 INFO L93 Difference]: Finished difference Result 4639 states and 8940 transitions. [2022-03-01 16:50:28,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:50:28,425 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:28,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:28,430 INFO L225 Difference]: With dead ends: 4639 [2022-03-01 16:50:28,430 INFO L226 Difference]: Without dead ends: 4639 [2022-03-01 16:50:28,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:28,431 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 626 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1240 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:28,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 1790 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1240 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:28,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4639 states. [2022-03-01 16:50:28,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4639 to 2569. [2022-03-01 16:50:28,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-01 16:50:28,459 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-01 16:50:28,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:28,459 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-01 16:50:28,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:28,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-01 16:50:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:28,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:28,460 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:28,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-01 16:50:28,461 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:28,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:28,461 INFO L85 PathProgramCache]: Analyzing trace with hash 745750908, now seen corresponding path program 19 times [2022-03-01 16:50:28,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:28,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337487258] [2022-03-01 16:50:28,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:28,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:28,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:28,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:28,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:28,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337487258] [2022-03-01 16:50:28,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337487258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:28,679 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:28,679 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:28,679 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582802446] [2022-03-01 16:50:28,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:28,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:28,679 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:28,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:28,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:28,680 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:29,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:29,601 INFO L93 Difference]: Finished difference Result 4519 states and 8702 transitions. [2022-03-01 16:50:29,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:29,601 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:29,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:29,606 INFO L225 Difference]: With dead ends: 4519 [2022-03-01 16:50:29,606 INFO L226 Difference]: Without dead ends: 4519 [2022-03-01 16:50:29,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:29,607 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 536 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:29,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 1626 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:29,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4519 states. [2022-03-01 16:50:29,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4519 to 2573. [2022-03-01 16:50:29,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:29,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-01 16:50:29,640 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-01 16:50:29,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:29,640 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-01 16:50:29,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-01 16:50:29,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:29,641 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:29,641 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:29,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-01 16:50:29,642 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:29,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:29,642 INFO L85 PathProgramCache]: Analyzing trace with hash 281332382, now seen corresponding path program 20 times [2022-03-01 16:50:29,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:29,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774087799] [2022-03-01 16:50:29,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:29,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:29,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:29,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:29,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774087799] [2022-03-01 16:50:29,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774087799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:29,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:29,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:29,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688136096] [2022-03-01 16:50:29,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:29,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:29,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:29,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:29,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:29,810 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:30,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:30,792 INFO L93 Difference]: Finished difference Result 4611 states and 8886 transitions. [2022-03-01 16:50:30,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:30,792 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:30,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:30,797 INFO L225 Difference]: With dead ends: 4611 [2022-03-01 16:50:30,797 INFO L226 Difference]: Without dead ends: 4611 [2022-03-01 16:50:30,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:30,798 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 501 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:30,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [501 Valid, 2169 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:30,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4611 states. [2022-03-01 16:50:30,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4611 to 2571. [2022-03-01 16:50:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:30,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-01 16:50:30,829 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-01 16:50:30,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:30,830 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-01 16:50:30,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:30,830 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-01 16:50:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:30,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:30,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:30,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-01 16:50:30,831 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:30,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:30,831 INFO L85 PathProgramCache]: Analyzing trace with hash 114783100, now seen corresponding path program 21 times [2022-03-01 16:50:30,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:30,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058220362] [2022-03-01 16:50:30,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:30,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:30,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:30,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058220362] [2022-03-01 16:50:30,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058220362] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:30,986 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:30,986 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:30,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809036540] [2022-03-01 16:50:30,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:30,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:30,986 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:30,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:30,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:30,987 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:31,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:31,780 INFO L93 Difference]: Finished difference Result 4675 states and 9010 transitions. [2022-03-01 16:50:31,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:31,780 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:31,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:31,786 INFO L225 Difference]: With dead ends: 4675 [2022-03-01 16:50:31,786 INFO L226 Difference]: Without dead ends: 4675 [2022-03-01 16:50:31,786 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:31,787 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 523 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:31,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1835 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:31,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4675 states. [2022-03-01 16:50:31,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4675 to 2565. [2022-03-01 16:50:31,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-01 16:50:31,821 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-01 16:50:31,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:31,821 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-01 16:50:31,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-01 16:50:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:31,822 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:31,822 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:31,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-01 16:50:31,822 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:31,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:31,822 INFO L85 PathProgramCache]: Analyzing trace with hash -444993970, now seen corresponding path program 22 times [2022-03-01 16:50:31,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:31,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763405287] [2022-03-01 16:50:31,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:31,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:31,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:32,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:32,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:32,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763405287] [2022-03-01 16:50:32,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763405287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:32,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:32,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:32,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550813196] [2022-03-01 16:50:32,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:32,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:32,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:32,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:32,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:32,043 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:32,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:32,748 INFO L93 Difference]: Finished difference Result 4409 states and 8486 transitions. [2022-03-01 16:50:32,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:50:32,748 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:32,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:32,752 INFO L225 Difference]: With dead ends: 4409 [2022-03-01 16:50:32,752 INFO L226 Difference]: Without dead ends: 4409 [2022-03-01 16:50:32,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2022-03-01 16:50:32,753 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 448 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:32,753 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1487 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:32,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-03-01 16:50:32,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 2567. [2022-03-01 16:50:32,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:32,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:32,777 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:32,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:32,777 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:32,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:32,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:32,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:32,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:32,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:32,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-01 16:50:32,778 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:32,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:32,778 INFO L85 PathProgramCache]: Analyzing trace with hash 1663783640, now seen corresponding path program 23 times [2022-03-01 16:50:32,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:32,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268788720] [2022-03-01 16:50:32,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:32,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:32,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:32,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:32,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268788720] [2022-03-01 16:50:32,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268788720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:32,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:32,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:32,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377199111] [2022-03-01 16:50:32,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:32,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:32,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:32,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:32,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:32,978 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:33,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:33,794 INFO L93 Difference]: Finished difference Result 4566 states and 8794 transitions. [2022-03-01 16:50:33,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:50:33,794 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:33,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:33,799 INFO L225 Difference]: With dead ends: 4566 [2022-03-01 16:50:33,799 INFO L226 Difference]: Without dead ends: 4566 [2022-03-01 16:50:33,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:50:33,800 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 533 mSDsluCounter, 1507 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 1763 SdHoareTripleChecker+Invalid, 1327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:33,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [533 Valid, 1763 Invalid, 1327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:33,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4566 states. [2022-03-01 16:50:33,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4566 to 2571. [2022-03-01 16:50:33,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:33,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-01 16:50:33,826 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-01 16:50:33,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:33,826 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-01 16:50:33,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:33,826 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-01 16:50:33,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:33,827 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:33,827 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:33,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-01 16:50:33,827 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:33,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:33,828 INFO L85 PathProgramCache]: Analyzing trace with hash -216929764, now seen corresponding path program 24 times [2022-03-01 16:50:33,828 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:33,828 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1783203256] [2022-03-01 16:50:33,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:33,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:33,990 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:33,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1783203256] [2022-03-01 16:50:33,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1783203256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:33,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:33,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:33,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244231173] [2022-03-01 16:50:33,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:33,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:33,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:33,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:33,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:33,992 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:34,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:34,914 INFO L93 Difference]: Finished difference Result 4524 states and 8712 transitions. [2022-03-01 16:50:34,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:34,915 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:34,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:34,920 INFO L225 Difference]: With dead ends: 4524 [2022-03-01 16:50:34,920 INFO L226 Difference]: Without dead ends: 4524 [2022-03-01 16:50:34,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:34,921 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 448 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:34,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 2125 Invalid, 1600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:34,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4524 states. [2022-03-01 16:50:34,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4524 to 2573. [2022-03-01 16:50:34,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-01 16:50:34,950 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-01 16:50:34,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:34,950 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-01 16:50:34,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:34,950 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-01 16:50:34,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:34,951 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:34,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:34,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-01 16:50:34,952 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:34,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:34,952 INFO L85 PathProgramCache]: Analyzing trace with hash -681348290, now seen corresponding path program 25 times [2022-03-01 16:50:34,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:34,952 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371303726] [2022-03-01 16:50:34,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:34,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:34,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:35,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:35,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:35,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371303726] [2022-03-01 16:50:35,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371303726] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:35,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:35,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:35,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650700829] [2022-03-01 16:50:35,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:35,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:35,174 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:35,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:35,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:35,175 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:35,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:35,994 INFO L93 Difference]: Finished difference Result 4507 states and 8682 transitions. [2022-03-01 16:50:35,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:35,995 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:35,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:36,000 INFO L225 Difference]: With dead ends: 4507 [2022-03-01 16:50:36,000 INFO L226 Difference]: Without dead ends: 4507 [2022-03-01 16:50:36,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:36,002 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 479 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:36,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [479 Valid, 1849 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:36,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-01 16:50:36,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 2567. [2022-03-01 16:50:36,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:36,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:36,029 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:36,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:36,029 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:36,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:36,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:36,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:36,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:36,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:36,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-01 16:50:36,032 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:36,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:36,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1815890494, now seen corresponding path program 26 times [2022-03-01 16:50:36,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:36,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390529476] [2022-03-01 16:50:36,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:36,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:36,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:36,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:36,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:36,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390529476] [2022-03-01 16:50:36,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390529476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:36,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:36,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:36,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472232137] [2022-03-01 16:50:36,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:36,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:36,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:36,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:36,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:36,262 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:37,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:37,172 INFO L93 Difference]: Finished difference Result 4561 states and 8784 transitions. [2022-03-01 16:50:37,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:37,172 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:37,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:37,178 INFO L225 Difference]: With dead ends: 4561 [2022-03-01 16:50:37,178 INFO L226 Difference]: Without dead ends: 4561 [2022-03-01 16:50:37,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=216, Invalid=776, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:37,179 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 624 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1852 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:37,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1852 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:37,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-03-01 16:50:37,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 2579. [2022-03-01 16:50:37,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-03-01 16:50:37,203 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-03-01 16:50:37,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:37,204 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-03-01 16:50:37,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-03-01 16:50:37,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:37,204 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:37,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:37,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-01 16:50:37,205 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:37,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:37,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1769966176, now seen corresponding path program 27 times [2022-03-01 16:50:37,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:37,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401930691] [2022-03-01 16:50:37,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:37,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:37,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:37,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:37,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401930691] [2022-03-01 16:50:37,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401930691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:37,381 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:37,381 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:37,381 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841597476] [2022-03-01 16:50:37,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:37,381 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:37,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:37,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:37,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:37,381 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:38,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:38,092 INFO L93 Difference]: Finished difference Result 4672 states and 9002 transitions. [2022-03-01 16:50:38,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:50:38,094 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:38,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:38,104 INFO L225 Difference]: With dead ends: 4672 [2022-03-01 16:50:38,104 INFO L226 Difference]: Without dead ends: 4672 [2022-03-01 16:50:38,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:38,106 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 636 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:38,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1616 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1045 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:50:38,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-03-01 16:50:38,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 2581. [2022-03-01 16:50:38,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2581 states, 2568 states have (on average 1.9240654205607477) internal successors, (4941), 2580 states have internal predecessors, (4941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:38,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2581 states and 4941 transitions. [2022-03-01 16:50:38,134 INFO L78 Accepts]: Start accepts. Automaton has 2581 states and 4941 transitions. Word has length 126 [2022-03-01 16:50:38,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:38,134 INFO L470 AbstractCegarLoop]: Abstraction has 2581 states and 4941 transitions. [2022-03-01 16:50:38,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:38,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 4941 transitions. [2022-03-01 16:50:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:38,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:38,144 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:38,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-01 16:50:38,144 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:38,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:38,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1305547650, now seen corresponding path program 28 times [2022-03-01 16:50:38,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:38,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229572516] [2022-03-01 16:50:38,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:38,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:38,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:38,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:38,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:38,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229572516] [2022-03-01 16:50:38,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229572516] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:38,298 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:38,298 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:38,298 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117180235] [2022-03-01 16:50:38,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:38,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:38,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:38,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:38,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:38,299 INFO L87 Difference]: Start difference. First operand 2581 states and 4941 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:39,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:39,240 INFO L93 Difference]: Finished difference Result 4655 states and 8972 transitions. [2022-03-01 16:50:39,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:50:39,240 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:39,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:39,246 INFO L225 Difference]: With dead ends: 4655 [2022-03-01 16:50:39,246 INFO L226 Difference]: Without dead ends: 4655 [2022-03-01 16:50:39,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-03-01 16:50:39,248 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 575 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:39,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1922 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:39,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-03-01 16:50:39,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 2575. [2022-03-01 16:50:39,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:39,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-01 16:50:39,291 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-01 16:50:39,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:39,291 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-01 16:50:39,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:39,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-01 16:50:39,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:39,292 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:39,292 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:39,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-01 16:50:39,293 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:39,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:39,293 INFO L85 PathProgramCache]: Analyzing trace with hash 608889918, now seen corresponding path program 29 times [2022-03-01 16:50:39,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:39,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65346618] [2022-03-01 16:50:39,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:39,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:39,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:39,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:39,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65346618] [2022-03-01 16:50:39,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65346618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:39,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:39,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:39,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371831588] [2022-03-01 16:50:39,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:39,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:39,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:39,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:39,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:39,473 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:40,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:40,376 INFO L93 Difference]: Finished difference Result 4661 states and 8980 transitions. [2022-03-01 16:50:40,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:40,376 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:40,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:40,381 INFO L225 Difference]: With dead ends: 4661 [2022-03-01 16:50:40,382 INFO L226 Difference]: Without dead ends: 4661 [2022-03-01 16:50:40,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=843, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:40,382 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 580 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:40,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 1965 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:40,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-01 16:50:40,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 2579. [2022-03-01 16:50:40,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:40,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-03-01 16:50:40,410 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-03-01 16:50:40,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:40,411 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-03-01 16:50:40,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:40,411 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-03-01 16:50:40,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:40,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:40,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:40,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-01 16:50:40,429 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:40,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:40,433 INFO L85 PathProgramCache]: Analyzing trace with hash 144471392, now seen corresponding path program 30 times [2022-03-01 16:50:40,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:40,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480507001] [2022-03-01 16:50:40,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:40,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:40,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:40,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:40,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480507001] [2022-03-01 16:50:40,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480507001] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:40,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:40,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:40,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222217880] [2022-03-01 16:50:40,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:40,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:40,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:40,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:40,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:40,586 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:41,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:41,221 INFO L93 Difference]: Finished difference Result 4753 states and 9164 transitions. [2022-03-01 16:50:41,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:50:41,223 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:41,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:41,227 INFO L225 Difference]: With dead ends: 4753 [2022-03-01 16:50:41,227 INFO L226 Difference]: Without dead ends: 4753 [2022-03-01 16:50:41,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=222, Invalid=900, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:41,228 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 627 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:41,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1818 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1270 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:50:41,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4753 states. [2022-03-01 16:50:41,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4753 to 2577. [2022-03-01 16:50:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:41,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-01 16:50:41,253 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-01 16:50:41,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:41,253 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-01 16:50:41,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:41,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-01 16:50:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:41,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:41,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:41,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-01 16:50:41,254 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:41,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:41,254 INFO L85 PathProgramCache]: Analyzing trace with hash -22077890, now seen corresponding path program 31 times [2022-03-01 16:50:41,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:41,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902648661] [2022-03-01 16:50:41,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:41,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:41,442 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:41,442 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902648661] [2022-03-01 16:50:41,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902648661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:41,443 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:41,443 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:41,443 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [764407068] [2022-03-01 16:50:41,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:41,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:41,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:41,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:41,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:41,445 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:42,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:42,480 INFO L93 Difference]: Finished difference Result 4731 states and 9124 transitions. [2022-03-01 16:50:42,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:50:42,481 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:42,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:42,486 INFO L225 Difference]: With dead ends: 4731 [2022-03-01 16:50:42,486 INFO L226 Difference]: Without dead ends: 4731 [2022-03-01 16:50:42,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:50:42,486 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 518 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:42,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 2242 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:42,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-03-01 16:50:42,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2571. [2022-03-01 16:50:42,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:42,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-01 16:50:42,514 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-01 16:50:42,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:42,514 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-01 16:50:42,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:42,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-01 16:50:42,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:42,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:42,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:42,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-01 16:50:42,515 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:42,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:42,515 INFO L85 PathProgramCache]: Analyzing trace with hash -2030686078, now seen corresponding path program 32 times [2022-03-01 16:50:42,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:42,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340655323] [2022-03-01 16:50:42,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:42,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:42,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:42,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:42,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:42,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340655323] [2022-03-01 16:50:42,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340655323] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:42,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:42,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:42,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110447479] [2022-03-01 16:50:42,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:42,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:42,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:42,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:42,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:42,668 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:43,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:43,641 INFO L93 Difference]: Finished difference Result 4511 states and 8686 transitions. [2022-03-01 16:50:43,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:43,642 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:43,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:43,647 INFO L225 Difference]: With dead ends: 4511 [2022-03-01 16:50:43,647 INFO L226 Difference]: Without dead ends: 4511 [2022-03-01 16:50:43,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:43,648 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 511 mSDsluCounter, 1864 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:43,648 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 2120 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:43,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4511 states. [2022-03-01 16:50:43,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4511 to 2577. [2022-03-01 16:50:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:43,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-01 16:50:43,676 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-01 16:50:43,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:43,676 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-01 16:50:43,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-01 16:50:43,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:43,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:43,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:43,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-01 16:50:43,677 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:43,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:43,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1799862692, now seen corresponding path program 33 times [2022-03-01 16:50:43,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:43,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658972668] [2022-03-01 16:50:43,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:43,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:43,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:43,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:43,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:43,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658972668] [2022-03-01 16:50:43,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1658972668] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:43,831 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:43,831 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:43,831 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222038007] [2022-03-01 16:50:43,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:43,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:43,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:43,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:43,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:43,832 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:44,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:44,774 INFO L93 Difference]: Finished difference Result 4603 states and 8870 transitions. [2022-03-01 16:50:44,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:44,774 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:44,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:44,780 INFO L225 Difference]: With dead ends: 4603 [2022-03-01 16:50:44,780 INFO L226 Difference]: Without dead ends: 4603 [2022-03-01 16:50:44,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:44,781 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 538 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:44,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [538 Valid, 1969 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:44,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4603 states. [2022-03-01 16:50:44,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4603 to 2575. [2022-03-01 16:50:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:44,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-01 16:50:44,807 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-01 16:50:44,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:44,807 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-01 16:50:44,808 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:44,808 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-01 16:50:44,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:44,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:44,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:44,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-01 16:50:44,809 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:44,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:44,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1633313410, now seen corresponding path program 34 times [2022-03-01 16:50:44,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:44,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347016710] [2022-03-01 16:50:44,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:44,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:44,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:44,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:44,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:44,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347016710] [2022-03-01 16:50:44,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347016710] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:44,962 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:44,962 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:44,962 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094550741] [2022-03-01 16:50:44,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:44,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:44,962 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:44,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:44,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:44,962 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:45,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:45,886 INFO L93 Difference]: Finished difference Result 4677 states and 9018 transitions. [2022-03-01 16:50:45,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:45,886 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:45,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:45,891 INFO L225 Difference]: With dead ends: 4677 [2022-03-01 16:50:45,891 INFO L226 Difference]: Without dead ends: 4677 [2022-03-01 16:50:45,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:45,893 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 590 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:45,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2028 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:45,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-03-01 16:50:45,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2573. [2022-03-01 16:50:45,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:45,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-01 16:50:45,930 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-01 16:50:45,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:45,930 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-01 16:50:45,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:45,930 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-01 16:50:45,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:45,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:45,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:45,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-01 16:50:45,932 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:45,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:45,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1632402908, now seen corresponding path program 35 times [2022-03-01 16:50:45,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:45,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762803602] [2022-03-01 16:50:45,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:45,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:45,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:46,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:46,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:46,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762803602] [2022-03-01 16:50:46,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762803602] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:46,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:46,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:46,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769550603] [2022-03-01 16:50:46,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:46,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:46,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:46,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:46,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:46,081 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:46,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:46,883 INFO L93 Difference]: Finished difference Result 4644 states and 8956 transitions. [2022-03-01 16:50:46,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:46,884 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:46,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:46,888 INFO L225 Difference]: With dead ends: 4644 [2022-03-01 16:50:46,889 INFO L226 Difference]: Without dead ends: 4644 [2022-03-01 16:50:46,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:50:46,889 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 529 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:46,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 2064 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:46,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4644 states. [2022-03-01 16:50:46,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4644 to 2567. [2022-03-01 16:50:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:46,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:46,915 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:46,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:46,916 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:46,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:46,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:46,916 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:46,916 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:46,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-01 16:50:46,917 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:46,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:46,917 INFO L85 PathProgramCache]: Analyzing trace with hash 273582876, now seen corresponding path program 36 times [2022-03-01 16:50:46,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:46,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836612070] [2022-03-01 16:50:46,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:46,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:47,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:47,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:47,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836612070] [2022-03-01 16:50:47,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836612070] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:47,098 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:47,098 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:47,098 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812024647] [2022-03-01 16:50:47,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:47,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:47,098 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:47,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:47,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:47,098 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:47,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:47,776 INFO L93 Difference]: Finished difference Result 4840 states and 9329 transitions. [2022-03-01 16:50:47,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:47,777 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:47,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:47,782 INFO L225 Difference]: With dead ends: 4840 [2022-03-01 16:50:47,782 INFO L226 Difference]: Without dead ends: 4840 [2022-03-01 16:50:47,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:50:47,783 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 546 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1914 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:47,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1914 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:47,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-03-01 16:50:47,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 2576. [2022-03-01 16:50:47,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:47,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-03-01 16:50:47,812 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-03-01 16:50:47,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:47,813 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-03-01 16:50:47,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-03-01 16:50:47,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:47,813 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:47,814 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:47,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-01 16:50:47,814 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:47,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:47,814 INFO L85 PathProgramCache]: Analyzing trace with hash 227658558, now seen corresponding path program 37 times [2022-03-01 16:50:47,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:47,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [410410107] [2022-03-01 16:50:47,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:47,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:47,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:47,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [410410107] [2022-03-01 16:50:47,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [410410107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:47,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:47,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:47,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133386845] [2022-03-01 16:50:47,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:47,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:47,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:47,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:47,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:47,989 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:48,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:48,749 INFO L93 Difference]: Finished difference Result 4951 states and 9547 transitions. [2022-03-01 16:50:48,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:48,749 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:48,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:48,754 INFO L225 Difference]: With dead ends: 4951 [2022-03-01 16:50:48,755 INFO L226 Difference]: Without dead ends: 4951 [2022-03-01 16:50:48,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:50:48,755 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 711 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1963 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:48,755 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1963 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:48,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4951 states. [2022-03-01 16:50:48,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4951 to 2578. [2022-03-01 16:50:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2578 states, 2565 states have (on average 1.9239766081871346) internal successors, (4935), 2577 states have internal predecessors, (4935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:48,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 4935 transitions. [2022-03-01 16:50:48,806 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 4935 transitions. Word has length 126 [2022-03-01 16:50:48,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:48,806 INFO L470 AbstractCegarLoop]: Abstraction has 2578 states and 4935 transitions. [2022-03-01 16:50:48,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:48,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 4935 transitions. [2022-03-01 16:50:48,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:48,807 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:48,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:48,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-01 16:50:48,808 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:48,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:48,808 INFO L85 PathProgramCache]: Analyzing trace with hash -236759968, now seen corresponding path program 38 times [2022-03-01 16:50:48,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:48,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505821774] [2022-03-01 16:50:48,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:48,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:48,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:48,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:48,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505821774] [2022-03-01 16:50:48,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505821774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:48,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:48,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:48,996 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428531883] [2022-03-01 16:50:48,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:48,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:48,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:48,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:48,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:48,997 INFO L87 Difference]: Start difference. First operand 2578 states and 4935 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:49,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:49,930 INFO L93 Difference]: Finished difference Result 4934 states and 9517 transitions. [2022-03-01 16:50:49,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:50:49,931 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:49,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:49,937 INFO L225 Difference]: With dead ends: 4934 [2022-03-01 16:50:49,937 INFO L226 Difference]: Without dead ends: 4934 [2022-03-01 16:50:49,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:50:49,938 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 670 mSDsluCounter, 1903 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2208 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:49,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 2208 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:49,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2022-03-01 16:50:49,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 2572. [2022-03-01 16:50:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:49,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-01 16:50:49,969 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-01 16:50:49,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:49,969 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-01 16:50:49,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-01 16:50:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:49,970 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:49,970 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:49,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-01 16:50:49,970 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:49,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:49,971 INFO L85 PathProgramCache]: Analyzing trace with hash -933417700, now seen corresponding path program 39 times [2022-03-01 16:50:49,971 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:49,971 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028479376] [2022-03-01 16:50:49,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:49,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:49,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:50,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:50,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028479376] [2022-03-01 16:50:50,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028479376] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:50,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:50,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:50,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206894278] [2022-03-01 16:50:50,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:50,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:50,147 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:50,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:50,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:50,147 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:51,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:51,247 INFO L93 Difference]: Finished difference Result 4814 states and 9279 transitions. [2022-03-01 16:50:51,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:51,247 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:51,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:51,253 INFO L225 Difference]: With dead ends: 4814 [2022-03-01 16:50:51,253 INFO L226 Difference]: Without dead ends: 4814 [2022-03-01 16:50:51,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:50:51,254 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 579 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1788 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 2217 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:51,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [579 Valid, 2217 Invalid, 1992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1788 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:51,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-01 16:50:51,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2576. [2022-03-01 16:50:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:51,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-03-01 16:50:51,294 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-03-01 16:50:51,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:51,294 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-03-01 16:50:51,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:51,294 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-03-01 16:50:51,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:51,295 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:51,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:51,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-01 16:50:51,295 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:51,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:51,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1397836226, now seen corresponding path program 40 times [2022-03-01 16:50:51,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:51,295 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036242990] [2022-03-01 16:50:51,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:51,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:51,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:51,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:51,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036242990] [2022-03-01 16:50:51,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036242990] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:51,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:51,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:51,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223504133] [2022-03-01 16:50:51,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:51,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:51,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:51,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:51,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:51,449 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:52,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:52,299 INFO L93 Difference]: Finished difference Result 4906 states and 9463 transitions. [2022-03-01 16:50:52,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:52,300 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:52,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:52,305 INFO L225 Difference]: With dead ends: 4906 [2022-03-01 16:50:52,305 INFO L226 Difference]: Without dead ends: 4906 [2022-03-01 16:50:52,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:50:52,306 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 598 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 2015 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 2366 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:52,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 2366 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:52,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-03-01 16:50:52,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2574. [2022-03-01 16:50:52,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:52,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-03-01 16:50:52,332 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-03-01 16:50:52,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:52,333 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-03-01 16:50:52,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:52,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-03-01 16:50:52,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:52,333 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:52,333 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:52,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-01 16:50:52,334 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:52,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:52,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1564385508, now seen corresponding path program 41 times [2022-03-01 16:50:52,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:52,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508702679] [2022-03-01 16:50:52,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:52,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:52,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:52,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:52,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:52,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508702679] [2022-03-01 16:50:52,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508702679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:52,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:52,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:52,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327347262] [2022-03-01 16:50:52,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:52,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:52,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:52,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:52,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:52,480 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:53,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:53,461 INFO L93 Difference]: Finished difference Result 4970 states and 9587 transitions. [2022-03-01 16:50:53,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:53,462 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:53,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:53,468 INFO L225 Difference]: With dead ends: 4970 [2022-03-01 16:50:53,468 INFO L226 Difference]: Without dead ends: 4970 [2022-03-01 16:50:53,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:50:53,470 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 629 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:53,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 2172 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:53,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-03-01 16:50:53,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 2568. [2022-03-01 16:50:53,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-03-01 16:50:53,501 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-03-01 16:50:53,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:53,501 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-03-01 16:50:53,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:53,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-03-01 16:50:53,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:53,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:53,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:53,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-01 16:50:53,502 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:53,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:53,503 INFO L85 PathProgramCache]: Analyzing trace with hash -2124162578, now seen corresponding path program 42 times [2022-03-01 16:50:53,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:53,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120141573] [2022-03-01 16:50:53,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:53,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:53,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:53,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:53,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:53,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120141573] [2022-03-01 16:50:53,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120141573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:53,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:53,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:53,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352045909] [2022-03-01 16:50:53,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:53,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:53,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:53,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:53,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:53,692 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:54,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:54,571 INFO L93 Difference]: Finished difference Result 4731 states and 9116 transitions. [2022-03-01 16:50:54,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:50:54,571 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:54,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:54,577 INFO L225 Difference]: With dead ends: 4731 [2022-03-01 16:50:54,577 INFO L226 Difference]: Without dead ends: 4731 [2022-03-01 16:50:54,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2022-03-01 16:50:54,577 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 515 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:54,578 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 1767 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:50:54,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-03-01 16:50:54,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2569. [2022-03-01 16:50:54,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:54,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-01 16:50:54,608 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-01 16:50:54,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:54,608 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-01 16:50:54,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:54,608 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-01 16:50:54,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:54,609 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:54,609 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:54,609 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-01 16:50:54,609 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:54,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:54,609 INFO L85 PathProgramCache]: Analyzing trace with hash -15384968, now seen corresponding path program 43 times [2022-03-01 16:50:54,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:54,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718286166] [2022-03-01 16:50:54,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:54,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:54,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:54,801 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718286166] [2022-03-01 16:50:54,801 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718286166] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:54,801 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:54,801 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:54,801 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292735902] [2022-03-01 16:50:54,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:54,801 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:54,801 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:54,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:54,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:54,801 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:55,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:55,805 INFO L93 Difference]: Finished difference Result 4877 states and 9402 transitions. [2022-03-01 16:50:55,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:50:55,805 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:55,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:55,811 INFO L225 Difference]: With dead ends: 4877 [2022-03-01 16:50:55,811 INFO L226 Difference]: Without dead ends: 4877 [2022-03-01 16:50:55,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2022-03-01 16:50:55,812 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 536 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:55,812 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 2021 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:50:55,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2022-03-01 16:50:55,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 2573. [2022-03-01 16:50:55,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:55,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-01 16:50:55,840 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-01 16:50:55,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:55,840 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-01 16:50:55,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:55,840 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-01 16:50:55,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:55,841 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:55,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:55,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-01 16:50:55,841 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:55,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:55,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1896098372, now seen corresponding path program 44 times [2022-03-01 16:50:55,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:55,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885843649] [2022-03-01 16:50:55,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:55,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:55,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:56,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:56,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:56,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885843649] [2022-03-01 16:50:56,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885843649] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:56,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:56,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:56,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752160028] [2022-03-01 16:50:56,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:56,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:56,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:56,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:56,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:56,015 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:57,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:57,186 INFO L93 Difference]: Finished difference Result 4835 states and 9320 transitions. [2022-03-01 16:50:57,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:50:57,187 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:57,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:57,192 INFO L225 Difference]: With dead ends: 4835 [2022-03-01 16:50:57,192 INFO L226 Difference]: Without dead ends: 4835 [2022-03-01 16:50:57,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:50:57,193 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 594 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:57,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 2244 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:50:57,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2022-03-01 16:50:57,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 2575. [2022-03-01 16:50:57,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-01 16:50:57,222 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-01 16:50:57,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:57,222 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-01 16:50:57,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:57,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-01 16:50:57,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:57,223 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:57,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:57,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-01 16:50:57,223 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:57,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:57,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1934450398, now seen corresponding path program 45 times [2022-03-01 16:50:57,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:57,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494221902] [2022-03-01 16:50:57,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:57,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:57,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:57,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494221902] [2022-03-01 16:50:57,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494221902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:57,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:57,391 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:57,391 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493206144] [2022-03-01 16:50:57,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:57,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:57,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:57,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:57,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:57,392 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:58,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:58,556 INFO L93 Difference]: Finished difference Result 4818 states and 9290 transitions. [2022-03-01 16:50:58,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:50:58,556 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:58,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:58,563 INFO L225 Difference]: With dead ends: 4818 [2022-03-01 16:50:58,563 INFO L226 Difference]: Without dead ends: 4818 [2022-03-01 16:50:58,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:50:58,564 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 590 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:58,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2131 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:50:58,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2022-03-01 16:50:58,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 2567. [2022-03-01 16:50:58,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:58,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:58,596 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:58,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:58,596 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:58,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:58,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:58,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:58,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:58,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:58,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-01 16:50:58,597 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:58,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:58,597 INFO L85 PathProgramCache]: Analyzing trace with hash 630322972, now seen corresponding path program 46 times [2022-03-01 16:50:58,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:58,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247088310] [2022-03-01 16:50:58,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:58,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:58,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:58,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:58,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:58,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [247088310] [2022-03-01 16:50:58,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [247088310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:58,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:58,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:58,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617030207] [2022-03-01 16:50:58,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:58,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:58,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:58,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:58,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:58,784 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:59,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:50:59,458 INFO L93 Difference]: Finished difference Result 4710 states and 9075 transitions. [2022-03-01 16:50:59,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-01 16:50:59,458 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:50:59,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:50:59,464 INFO L225 Difference]: With dead ends: 4710 [2022-03-01 16:50:59,464 INFO L226 Difference]: Without dead ends: 4710 [2022-03-01 16:50:59,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2022-03-01 16:50:59,465 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 618 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 1281 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:50:59,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1655 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1281 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:50:59,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2022-03-01 16:50:59,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2567. [2022-03-01 16:50:59,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:59,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:50:59,495 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:50:59,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:50:59,496 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:50:59,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:50:59,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:50:59,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:50:59,496 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:50:59,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:50:59,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-01 16:50:59,497 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:50:59,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:50:59,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1790075060, now seen corresponding path program 47 times [2022-03-01 16:50:59,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:50:59,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339355530] [2022-03-01 16:50:59,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:50:59,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:50:59,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:50:59,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:50:59,671 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:50:59,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339355530] [2022-03-01 16:50:59,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339355530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:50:59,671 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:50:59,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:50:59,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811617191] [2022-03-01 16:50:59,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:50:59,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:50:59,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:50:59,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:50:59,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:50:59,672 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:00,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:00,531 INFO L93 Difference]: Finished difference Result 4765 states and 9184 transitions. [2022-03-01 16:51:00,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:51:00,531 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:00,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:00,537 INFO L225 Difference]: With dead ends: 4765 [2022-03-01 16:51:00,537 INFO L226 Difference]: Without dead ends: 4765 [2022-03-01 16:51:00,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2022-03-01 16:51:00,537 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 566 mSDsluCounter, 2011 mSDsCounter, 0 mSdLazyCounter, 1931 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:00,538 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 2338 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1931 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:00,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-03-01 16:51:00,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2568. [2022-03-01 16:51:00,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:00,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-03-01 16:51:00,568 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-03-01 16:51:00,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:00,568 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-03-01 16:51:00,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:00,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-03-01 16:51:00,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:00,569 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:00,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:00,569 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-01 16:51:00,569 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:00,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:00,570 INFO L85 PathProgramCache]: Analyzing trace with hash -396114626, now seen corresponding path program 48 times [2022-03-01 16:51:00,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:00,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016054390] [2022-03-01 16:51:00,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:00,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:00,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:00,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:00,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:00,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016054390] [2022-03-01 16:51:00,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016054390] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:00,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:00,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:00,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856565672] [2022-03-01 16:51:00,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:00,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:00,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:00,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:00,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:00,703 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:01,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:01,537 INFO L93 Difference]: Finished difference Result 4868 states and 9385 transitions. [2022-03-01 16:51:01,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:51:01,538 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:01,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:01,543 INFO L225 Difference]: With dead ends: 4868 [2022-03-01 16:51:01,543 INFO L226 Difference]: Without dead ends: 4868 [2022-03-01 16:51:01,544 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2022-03-01 16:51:01,544 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 646 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:01,544 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 2334 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:01,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-03-01 16:51:01,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 2572. [2022-03-01 16:51:01,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:01,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-01 16:51:01,573 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-01 16:51:01,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:01,573 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-01 16:51:01,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:01,573 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-01 16:51:01,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:01,574 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:01,574 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:01,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-01 16:51:01,574 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:01,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:01,575 INFO L85 PathProgramCache]: Analyzing trace with hash 2018139266, now seen corresponding path program 49 times [2022-03-01 16:51:01,575 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:01,575 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712089569] [2022-03-01 16:51:01,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:01,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:01,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:01,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:01,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712089569] [2022-03-01 16:51:01,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1712089569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:01,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:01,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:01,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078549223] [2022-03-01 16:51:01,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:01,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:01,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:01,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:01,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:01,766 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:02,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:02,593 INFO L93 Difference]: Finished difference Result 4826 states and 9303 transitions. [2022-03-01 16:51:02,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:51:02,593 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:02,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:02,599 INFO L225 Difference]: With dead ends: 4826 [2022-03-01 16:51:02,600 INFO L226 Difference]: Without dead ends: 4826 [2022-03-01 16:51:02,600 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=630, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:51:02,600 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 599 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 2132 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:02,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 2132 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:02,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-03-01 16:51:02,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2574. [2022-03-01 16:51:02,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:02,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-03-01 16:51:02,635 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-03-01 16:51:02,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:02,636 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-03-01 16:51:02,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:02,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-03-01 16:51:02,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:02,636 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:02,637 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:02,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-01 16:51:02,637 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:02,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:02,637 INFO L85 PathProgramCache]: Analyzing trace with hash 1553720740, now seen corresponding path program 50 times [2022-03-01 16:51:02,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:02,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047372319] [2022-03-01 16:51:02,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:02,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:02,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:02,772 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:02,772 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047372319] [2022-03-01 16:51:02,772 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047372319] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:02,772 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:02,772 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:02,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802619696] [2022-03-01 16:51:02,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:02,773 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:02,773 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:02,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:02,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:02,773 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:03,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:03,885 INFO L93 Difference]: Finished difference Result 4809 states and 9273 transitions. [2022-03-01 16:51:03,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:03,886 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:03,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:03,892 INFO L225 Difference]: With dead ends: 4809 [2022-03-01 16:51:03,892 INFO L226 Difference]: Without dead ends: 4809 [2022-03-01 16:51:03,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:51:03,893 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 563 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:03,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 2830 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:51:03,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4809 states. [2022-03-01 16:51:03,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4809 to 2567. [2022-03-01 16:51:03,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:51:03,928 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:51:03,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:03,928 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:51:03,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:03,928 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:51:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:03,929 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:03,929 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:03,929 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-01 16:51:03,929 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:03,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:03,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1951021828, now seen corresponding path program 51 times [2022-03-01 16:51:03,929 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:03,929 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646155360] [2022-03-01 16:51:03,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:03,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:03,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:04,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:04,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646155360] [2022-03-01 16:51:04,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646155360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:04,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:04,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:04,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870701628] [2022-03-01 16:51:04,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:04,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:04,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:04,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:04,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:04,105 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:05,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:05,018 INFO L93 Difference]: Finished difference Result 4795 states and 9238 transitions. [2022-03-01 16:51:05,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:51:05,019 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:05,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:05,025 INFO L225 Difference]: With dead ends: 4795 [2022-03-01 16:51:05,025 INFO L226 Difference]: Without dead ends: 4795 [2022-03-01 16:51:05,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:51:05,026 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 500 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 2333 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:05,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 2333 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1831 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:05,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4795 states. [2022-03-01 16:51:05,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4795 to 2575. [2022-03-01 16:51:05,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:05,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-01 16:51:05,056 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-01 16:51:05,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:05,056 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-01 16:51:05,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:05,057 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-01 16:51:05,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:05,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:05,057 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:05,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-01 16:51:05,058 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:05,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:05,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1996946146, now seen corresponding path program 52 times [2022-03-01 16:51:05,059 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:05,059 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684998739] [2022-03-01 16:51:05,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:05,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:05,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:05,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:05,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:05,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684998739] [2022-03-01 16:51:05,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684998739] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:05,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:05,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:05,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078141760] [2022-03-01 16:51:05,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:05,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:05,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:05,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:05,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:05,204 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:05,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:05,863 INFO L93 Difference]: Finished difference Result 4906 states and 9456 transitions. [2022-03-01 16:51:05,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:05,863 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:05,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:05,869 INFO L225 Difference]: With dead ends: 4906 [2022-03-01 16:51:05,869 INFO L226 Difference]: Without dead ends: 4906 [2022-03-01 16:51:05,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:05,869 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 612 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1354 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:05,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1783 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1354 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:51:05,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-03-01 16:51:05,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2577. [2022-03-01 16:51:05,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-01 16:51:05,900 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-01 16:51:05,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:05,900 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-01 16:51:05,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-01 16:51:05,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:05,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:05,901 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:05,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-01 16:51:05,901 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:05,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:05,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1833602624, now seen corresponding path program 53 times [2022-03-01 16:51:05,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:05,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1140257686] [2022-03-01 16:51:05,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:05,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:06,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:06,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:06,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1140257686] [2022-03-01 16:51:06,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1140257686] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:06,093 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:06,093 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:06,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616957882] [2022-03-01 16:51:06,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:06,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:06,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:06,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:06,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:06,094 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:06,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:06,939 INFO L93 Difference]: Finished difference Result 4889 states and 9426 transitions. [2022-03-01 16:51:06,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:51:06,940 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:06,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:06,946 INFO L225 Difference]: With dead ends: 4889 [2022-03-01 16:51:06,946 INFO L226 Difference]: Without dead ends: 4889 [2022-03-01 16:51:06,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:51:06,946 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 521 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:06,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 2381 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:06,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-01 16:51:06,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 2571. [2022-03-01 16:51:06,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:06,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-01 16:51:06,984 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-01 16:51:06,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:06,984 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-01 16:51:06,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:06,984 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-01 16:51:06,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:06,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:06,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:06,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-01 16:51:06,986 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:06,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:06,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1136944892, now seen corresponding path program 54 times [2022-03-01 16:51:06,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:06,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523998277] [2022-03-01 16:51:06,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:06,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:07,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:07,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:07,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523998277] [2022-03-01 16:51:07,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523998277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:07,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:07,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:07,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760423074] [2022-03-01 16:51:07,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:07,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:07,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:07,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:07,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:07,186 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:08,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:08,235 INFO L93 Difference]: Finished difference Result 4769 states and 9188 transitions. [2022-03-01 16:51:08,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:51:08,235 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:08,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:08,240 INFO L225 Difference]: With dead ends: 4769 [2022-03-01 16:51:08,240 INFO L226 Difference]: Without dead ends: 4769 [2022-03-01 16:51:08,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=740, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:51:08,241 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 489 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:08,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 2148 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:51:08,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-03-01 16:51:08,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 2575. [2022-03-01 16:51:08,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-01 16:51:08,276 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-01 16:51:08,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:08,277 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-01 16:51:08,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-01 16:51:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:08,277 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:08,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:08,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-01 16:51:08,278 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:08,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:08,278 INFO L85 PathProgramCache]: Analyzing trace with hash 672526366, now seen corresponding path program 55 times [2022-03-01 16:51:08,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:08,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598677618] [2022-03-01 16:51:08,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:08,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:08,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:08,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:08,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598677618] [2022-03-01 16:51:08,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598677618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:08,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:08,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:08,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435342328] [2022-03-01 16:51:08,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:08,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:08,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:08,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:08,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:08,448 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:09,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:09,411 INFO L93 Difference]: Finished difference Result 4861 states and 9372 transitions. [2022-03-01 16:51:09,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:09,411 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:09,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:09,416 INFO L225 Difference]: With dead ends: 4861 [2022-03-01 16:51:09,417 INFO L226 Difference]: Without dead ends: 4861 [2022-03-01 16:51:09,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=198, Invalid=794, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:09,418 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 611 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:09,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [611 Valid, 2084 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:51:09,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-01 16:51:09,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 2573. [2022-03-01 16:51:09,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:09,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-01 16:51:09,448 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-01 16:51:09,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:09,448 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-01 16:51:09,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-01 16:51:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:09,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:09,449 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:09,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-01 16:51:09,449 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:09,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:09,449 INFO L85 PathProgramCache]: Analyzing trace with hash 505977084, now seen corresponding path program 56 times [2022-03-01 16:51:09,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:09,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265280020] [2022-03-01 16:51:09,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:09,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:09,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:09,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:09,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265280020] [2022-03-01 16:51:09,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265280020] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:09,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:09,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:09,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [602310074] [2022-03-01 16:51:09,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:09,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:09,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:09,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:09,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:09,609 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:10,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:10,746 INFO L93 Difference]: Finished difference Result 4925 states and 9496 transitions. [2022-03-01 16:51:10,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:10,746 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:10,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:10,751 INFO L225 Difference]: With dead ends: 4925 [2022-03-01 16:51:10,751 INFO L226 Difference]: Without dead ends: 4925 [2022-03-01 16:51:10,752 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:10,752 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 517 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:10,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 2240 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:10,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4925 states. [2022-03-01 16:51:10,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4925 to 2567. [2022-03-01 16:51:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:10,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-01 16:51:10,778 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-01 16:51:10,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:10,778 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-01 16:51:10,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:10,778 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-01 16:51:10,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:10,803 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:10,803 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:10,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-01 16:51:10,803 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:10,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:10,803 INFO L85 PathProgramCache]: Analyzing trace with hash -53799986, now seen corresponding path program 57 times [2022-03-01 16:51:10,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:10,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886793212] [2022-03-01 16:51:10,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:10,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:10,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:10,979 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:10,979 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886793212] [2022-03-01 16:51:10,979 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886793212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:10,979 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:10,979 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:10,979 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750483166] [2022-03-01 16:51:10,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:10,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:10,980 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:10,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:10,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:10,980 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:11,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:11,809 INFO L93 Difference]: Finished difference Result 4662 states and 8978 transitions. [2022-03-01 16:51:11,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-01 16:51:11,809 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:11,809 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:11,815 INFO L225 Difference]: With dead ends: 4662 [2022-03-01 16:51:11,815 INFO L226 Difference]: Without dead ends: 4662 [2022-03-01 16:51:11,815 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2022-03-01 16:51:11,815 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 480 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:11,815 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1668 Invalid, 1399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:11,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4662 states. [2022-03-01 16:51:11,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4662 to 2566. [2022-03-01 16:51:11,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2566 states, 2553 states have (on average 1.9236192714453584) internal successors, (4911), 2565 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:11,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2566 states and 4911 transitions. [2022-03-01 16:51:11,846 INFO L78 Accepts]: Start accepts. Automaton has 2566 states and 4911 transitions. Word has length 126 [2022-03-01 16:51:11,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:11,846 INFO L470 AbstractCegarLoop]: Abstraction has 2566 states and 4911 transitions. [2022-03-01 16:51:11,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:11,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 4911 transitions. [2022-03-01 16:51:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:11,847 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:11,847 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:11,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-01 16:51:11,847 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:11,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:11,848 INFO L85 PathProgramCache]: Analyzing trace with hash 2054977624, now seen corresponding path program 58 times [2022-03-01 16:51:11,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:11,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880043529] [2022-03-01 16:51:11,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:11,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:12,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:12,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:12,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880043529] [2022-03-01 16:51:12,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880043529] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:12,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:12,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:12,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522103061] [2022-03-01 16:51:12,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:12,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:12,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:12,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:12,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:12,029 INFO L87 Difference]: Start difference. First operand 2566 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:12,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:12,742 INFO L93 Difference]: Finished difference Result 4819 states and 9286 transitions. [2022-03-01 16:51:12,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-01 16:51:12,743 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:12,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:12,749 INFO L225 Difference]: With dead ends: 4819 [2022-03-01 16:51:12,749 INFO L226 Difference]: Without dead ends: 4819 [2022-03-01 16:51:12,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=176, Invalid=636, Unknown=0, NotChecked=0, Total=812 [2022-03-01 16:51:12,749 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 568 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:12,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 1850 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:12,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-01 16:51:12,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 2570. [2022-03-01 16:51:12,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2557 states have (on average 1.9237387563551036) internal successors, (4919), 2569 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:12,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 4919 transitions. [2022-03-01 16:51:12,781 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 4919 transitions. Word has length 126 [2022-03-01 16:51:12,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:12,781 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 4919 transitions. [2022-03-01 16:51:12,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 4919 transitions. [2022-03-01 16:51:12,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:12,782 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:12,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:12,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-01 16:51:12,782 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:12,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:12,782 INFO L85 PathProgramCache]: Analyzing trace with hash 174264220, now seen corresponding path program 59 times [2022-03-01 16:51:12,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:12,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779917123] [2022-03-01 16:51:12,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:12,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:12,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:12,968 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:12,968 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779917123] [2022-03-01 16:51:12,968 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [779917123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:12,968 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:12,968 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:12,968 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870010050] [2022-03-01 16:51:12,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:12,968 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:12,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:12,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:12,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:12,969 INFO L87 Difference]: Start difference. First operand 2570 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:13,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:13,714 INFO L93 Difference]: Finished difference Result 4777 states and 9204 transitions. [2022-03-01 16:51:13,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:51:13,714 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:13,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:13,720 INFO L225 Difference]: With dead ends: 4777 [2022-03-01 16:51:13,720 INFO L226 Difference]: Without dead ends: 4777 [2022-03-01 16:51:13,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=192, Invalid=738, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:51:13,720 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 558 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:13,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1834 Invalid, 1592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:13,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4777 states. [2022-03-01 16:51:13,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4777 to 2572. [2022-03-01 16:51:13,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:13,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-01 16:51:13,752 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-01 16:51:13,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:13,752 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-01 16:51:13,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:13,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-01 16:51:13,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:13,753 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:13,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:13,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-01 16:51:13,753 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:13,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:13,754 INFO L85 PathProgramCache]: Analyzing trace with hash -290154306, now seen corresponding path program 60 times [2022-03-01 16:51:13,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:13,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144179881] [2022-03-01 16:51:13,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:13,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:13,907 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:13,907 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144179881] [2022-03-01 16:51:13,907 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144179881] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:13,907 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:13,907 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:13,907 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133012044] [2022-03-01 16:51:13,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:13,907 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:13,907 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:13,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:13,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:13,908 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:14,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:14,675 INFO L93 Difference]: Finished difference Result 4760 states and 9174 transitions. [2022-03-01 16:51:14,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:14,675 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:14,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:14,681 INFO L225 Difference]: With dead ends: 4760 [2022-03-01 16:51:14,682 INFO L226 Difference]: Without dead ends: 4760 [2022-03-01 16:51:14,682 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:14,682 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 547 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:14,682 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 2194 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:14,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-01 16:51:14,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 2564. [2022-03-01 16:51:14,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 2551 states have (on average 1.9235593884751079) internal successors, (4907), 2563 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:14,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 4907 transitions. [2022-03-01 16:51:14,717 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 4907 transitions. Word has length 126 [2022-03-01 16:51:14,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:14,718 INFO L470 AbstractCegarLoop]: Abstraction has 2564 states and 4907 transitions. [2022-03-01 16:51:14,718 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:14,718 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 4907 transitions. [2022-03-01 16:51:14,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:14,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:14,719 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:14,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-01 16:51:14,719 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:14,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:14,719 INFO L85 PathProgramCache]: Analyzing trace with hash -2087882818, now seen corresponding path program 61 times [2022-03-01 16:51:14,719 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:14,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187357840] [2022-03-01 16:51:14,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:14,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:14,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:14,864 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:14,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187357840] [2022-03-01 16:51:14,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187357840] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:14,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:14,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:14,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1101653051] [2022-03-01 16:51:14,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:14,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:14,865 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:14,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:14,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:14,865 INFO L87 Difference]: Start difference. First operand 2564 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:15,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:15,445 INFO L93 Difference]: Finished difference Result 4751 states and 9151 transitions. [2022-03-01 16:51:15,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:15,445 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:15,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:15,450 INFO L225 Difference]: With dead ends: 4751 [2022-03-01 16:51:15,450 INFO L226 Difference]: Without dead ends: 4751 [2022-03-01 16:51:15,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:51:15,451 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 678 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:15,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 1613 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:51:15,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2022-03-01 16:51:15,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 2560. [2022-03-01 16:51:15,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:15,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-03-01 16:51:15,480 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-03-01 16:51:15,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:15,480 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-03-01 16:51:15,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-03-01 16:51:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:15,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:15,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:15,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-01 16:51:15,481 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:15,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:15,482 INFO L85 PathProgramCache]: Analyzing trace with hash -2133807136, now seen corresponding path program 62 times [2022-03-01 16:51:15,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:15,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572121825] [2022-03-01 16:51:15,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:15,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:15,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:15,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:15,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572121825] [2022-03-01 16:51:15,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572121825] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:15,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:15,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:15,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133994018] [2022-03-01 16:51:15,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:15,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:15,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:15,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:15,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:15,595 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:16,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:16,251 INFO L93 Difference]: Finished difference Result 4862 states and 9369 transitions. [2022-03-01 16:51:16,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:51:16,252 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:16,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:16,258 INFO L225 Difference]: With dead ends: 4862 [2022-03-01 16:51:16,258 INFO L226 Difference]: Without dead ends: 4862 [2022-03-01 16:51:16,259 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=231, Invalid=825, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:51:16,259 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 672 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:16,259 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1786 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:51:16,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4862 states. [2022-03-01 16:51:16,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4862 to 2562. [2022-03-01 16:51:16,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2549 states have (on average 1.9234994115339348) internal successors, (4903), 2561 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4903 transitions. [2022-03-01 16:51:16,292 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4903 transitions. Word has length 126 [2022-03-01 16:51:16,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:16,292 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4903 transitions. [2022-03-01 16:51:16,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4903 transitions. [2022-03-01 16:51:16,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:16,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:16,293 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:16,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-01 16:51:16,293 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:16,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:16,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1696741634, now seen corresponding path program 63 times [2022-03-01 16:51:16,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:16,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197499589] [2022-03-01 16:51:16,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:16,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:16,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:16,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:16,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197499589] [2022-03-01 16:51:16,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197499589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:16,452 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:16,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:16,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564573657] [2022-03-01 16:51:16,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:16,452 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:16,452 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:16,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:16,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:16,453 INFO L87 Difference]: Start difference. First operand 2562 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:17,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:17,611 INFO L93 Difference]: Finished difference Result 4845 states and 9339 transitions. [2022-03-01 16:51:17,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:51:17,611 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:17,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:17,616 INFO L225 Difference]: With dead ends: 4845 [2022-03-01 16:51:17,616 INFO L226 Difference]: Without dead ends: 4845 [2022-03-01 16:51:17,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=242, Invalid=880, Unknown=0, NotChecked=0, Total=1122 [2022-03-01 16:51:17,617 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 569 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:17,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2277 Invalid, 2019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:17,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4845 states. [2022-03-01 16:51:17,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4845 to 2556. [2022-03-01 16:51:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2543 states have (on average 1.9233189146677152) internal successors, (4891), 2555 states have internal predecessors, (4891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:17,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4891 transitions. [2022-03-01 16:51:17,644 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4891 transitions. Word has length 126 [2022-03-01 16:51:17,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:17,645 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4891 transitions. [2022-03-01 16:51:17,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:17,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4891 transitions. [2022-03-01 16:51:17,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:17,645 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:17,645 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:17,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-01 16:51:17,646 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:17,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:17,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1000083902, now seen corresponding path program 64 times [2022-03-01 16:51:17,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:17,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217182977] [2022-03-01 16:51:17,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:17,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:17,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:17,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217182977] [2022-03-01 16:51:17,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217182977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:17,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:17,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:17,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128470485] [2022-03-01 16:51:17,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:17,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:17,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:17,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:17,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:17,797 INFO L87 Difference]: Start difference. First operand 2556 states and 4891 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:18,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:18,510 INFO L93 Difference]: Finished difference Result 4851 states and 9347 transitions. [2022-03-01 16:51:18,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:18,511 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:18,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:18,516 INFO L225 Difference]: With dead ends: 4851 [2022-03-01 16:51:18,517 INFO L226 Difference]: Without dead ends: 4851 [2022-03-01 16:51:18,517 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=210, Invalid=782, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:18,517 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 569 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:18,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2130 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:18,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2022-03-01 16:51:18,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 2560. [2022-03-01 16:51:18,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-03-01 16:51:18,547 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-03-01 16:51:18,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:18,547 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-03-01 16:51:18,547 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:18,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-03-01 16:51:18,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:18,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:18,548 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:18,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-01 16:51:18,548 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:18,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:18,549 INFO L85 PathProgramCache]: Analyzing trace with hash 535665376, now seen corresponding path program 65 times [2022-03-01 16:51:18,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:18,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639987074] [2022-03-01 16:51:18,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:18,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:18,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:18,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:18,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:18,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639987074] [2022-03-01 16:51:18,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639987074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:18,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:18,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:18,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815586987] [2022-03-01 16:51:18,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:18,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:18,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:18,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:18,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:18,666 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:19,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:19,484 INFO L93 Difference]: Finished difference Result 4943 states and 9531 transitions. [2022-03-01 16:51:19,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:51:19,485 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:19,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:19,490 INFO L225 Difference]: With dead ends: 4943 [2022-03-01 16:51:19,490 INFO L226 Difference]: Without dead ends: 4943 [2022-03-01 16:51:19,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=220, Invalid=836, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:51:19,491 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 645 mSDsluCounter, 1827 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 645 SdHoareTripleChecker+Valid, 2114 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:19,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [645 Valid, 2114 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:19,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4943 states. [2022-03-01 16:51:19,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4943 to 2558. [2022-03-01 16:51:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2558 states, 2545 states have (on average 1.9233791748526523) internal successors, (4895), 2557 states have internal predecessors, (4895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 4895 transitions. [2022-03-01 16:51:19,517 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 4895 transitions. Word has length 126 [2022-03-01 16:51:19,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:19,517 INFO L470 AbstractCegarLoop]: Abstraction has 2558 states and 4895 transitions. [2022-03-01 16:51:19,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 4895 transitions. [2022-03-01 16:51:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:19,518 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:19,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:19,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-01 16:51:19,518 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:19,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:19,518 INFO L85 PathProgramCache]: Analyzing trace with hash 369116094, now seen corresponding path program 66 times [2022-03-01 16:51:19,518 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:19,518 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [876158517] [2022-03-01 16:51:19,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:19,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:19,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:19,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:19,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [876158517] [2022-03-01 16:51:19,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [876158517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:19,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:19,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:19,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141252997] [2022-03-01 16:51:19,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:19,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:19,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:19,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:19,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:19,647 INFO L87 Difference]: Start difference. First operand 2558 states and 4895 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:20,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:20,616 INFO L93 Difference]: Finished difference Result 4921 states and 9491 transitions. [2022-03-01 16:51:20,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-01 16:51:20,617 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:20,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:20,622 INFO L225 Difference]: With dead ends: 4921 [2022-03-01 16:51:20,622 INFO L226 Difference]: Without dead ends: 4921 [2022-03-01 16:51:20,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-03-01 16:51:20,624 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 569 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:20,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2232 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:51:20,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4921 states. [2022-03-01 16:51:20,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4921 to 2552. [2022-03-01 16:51:20,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2552 states, 2539 states have (on average 1.923198109491926) internal successors, (4883), 2551 states have internal predecessors, (4883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:20,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2552 states and 4883 transitions. [2022-03-01 16:51:20,654 INFO L78 Accepts]: Start accepts. Automaton has 2552 states and 4883 transitions. Word has length 126 [2022-03-01 16:51:20,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:20,654 INFO L470 AbstractCegarLoop]: Abstraction has 2552 states and 4883 transitions. [2022-03-01 16:51:20,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:20,654 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 4883 transitions. [2022-03-01 16:51:20,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:20,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:20,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:20,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-01 16:51:20,656 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:20,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:20,656 INFO L85 PathProgramCache]: Analyzing trace with hash -1639492094, now seen corresponding path program 67 times [2022-03-01 16:51:20,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:20,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129503569] [2022-03-01 16:51:20,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:20,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:20,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:20,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:20,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:20,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129503569] [2022-03-01 16:51:20,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129503569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:20,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:20,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:20,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179325451] [2022-03-01 16:51:20,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:20,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:20,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:20,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:20,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:20,852 INFO L87 Difference]: Start difference. First operand 2552 states and 4883 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:21,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:21,740 INFO L93 Difference]: Finished difference Result 4701 states and 9053 transitions. [2022-03-01 16:51:21,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-01 16:51:21,740 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:21,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:21,745 INFO L225 Difference]: With dead ends: 4701 [2022-03-01 16:51:21,745 INFO L226 Difference]: Without dead ends: 4701 [2022-03-01 16:51:21,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-01 16:51:21,746 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 537 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1759 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:21,747 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [537 Valid, 2243 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1759 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:21,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4701 states. [2022-03-01 16:51:21,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4701 to 2550. [2022-03-01 16:51:21,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2537 states have (on average 1.9231375640520298) internal successors, (4879), 2549 states have internal predecessors, (4879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:21,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 4879 transitions. [2022-03-01 16:51:21,773 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 4879 transitions. Word has length 126 [2022-03-01 16:51:21,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:21,773 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 4879 transitions. [2022-03-01 16:51:21,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:21,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 4879 transitions. [2022-03-01 16:51:21,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:21,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:21,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:21,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-01 16:51:21,774 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:21,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:21,774 INFO L85 PathProgramCache]: Analyzing trace with hash -2103910620, now seen corresponding path program 68 times [2022-03-01 16:51:21,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:21,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776894066] [2022-03-01 16:51:21,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:21,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:21,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:21,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:21,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776894066] [2022-03-01 16:51:21,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776894066] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:21,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:21,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:21,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086928987] [2022-03-01 16:51:21,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:21,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:21,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:21,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:21,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:21,898 INFO L87 Difference]: Start difference. First operand 2550 states and 4879 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:22,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:22,611 INFO L93 Difference]: Finished difference Result 4793 states and 9237 transitions. [2022-03-01 16:51:22,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:22,611 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:22,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:22,616 INFO L225 Difference]: With dead ends: 4793 [2022-03-01 16:51:22,617 INFO L226 Difference]: Without dead ends: 4793 [2022-03-01 16:51:22,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=203, Invalid=789, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:22,617 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 571 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:22,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 2143 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:22,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-01 16:51:22,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 2548. [2022-03-01 16:51:22,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2535 states have (on average 1.9230769230769231) internal successors, (4875), 2547 states have internal predecessors, (4875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:22,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4875 transitions. [2022-03-01 16:51:22,651 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4875 transitions. Word has length 126 [2022-03-01 16:51:22,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:22,651 INFO L470 AbstractCegarLoop]: Abstraction has 2548 states and 4875 transitions. [2022-03-01 16:51:22,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:22,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4875 transitions. [2022-03-01 16:51:22,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:22,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:22,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:22,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-01 16:51:22,653 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:22,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:22,654 INFO L85 PathProgramCache]: Analyzing trace with hash 2024507394, now seen corresponding path program 69 times [2022-03-01 16:51:22,654 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:22,654 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041885828] [2022-03-01 16:51:22,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:22,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:22,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:22,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:22,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041885828] [2022-03-01 16:51:22,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041885828] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:22,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:22,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:22,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514768680] [2022-03-01 16:51:22,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:22,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:22,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:22,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:22,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:22,758 INFO L87 Difference]: Start difference. First operand 2548 states and 4875 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:23,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:23,547 INFO L93 Difference]: Finished difference Result 4867 states and 9385 transitions. [2022-03-01 16:51:23,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:23,547 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:23,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:23,553 INFO L225 Difference]: With dead ends: 4867 [2022-03-01 16:51:23,553 INFO L226 Difference]: Without dead ends: 4867 [2022-03-01 16:51:23,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:23,553 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 577 mSDsluCounter, 1910 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:23,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 2201 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:23,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4867 states. [2022-03-01 16:51:23,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4867 to 2546. [2022-03-01 16:51:23,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2546 states, 2533 states have (on average 1.923016186340308) internal successors, (4871), 2545 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:23,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 4871 transitions. [2022-03-01 16:51:23,582 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 4871 transitions. Word has length 126 [2022-03-01 16:51:23,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:23,582 INFO L470 AbstractCegarLoop]: Abstraction has 2546 states and 4871 transitions. [2022-03-01 16:51:23,582 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:23,582 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 4871 transitions. [2022-03-01 16:51:23,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-01 16:51:23,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:23,583 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:23,583 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-01 16:51:23,583 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:23,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:23,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1241208924, now seen corresponding path program 70 times [2022-03-01 16:51:23,583 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:23,583 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [121683012] [2022-03-01 16:51:23,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:23,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:23,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:23,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:23,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:23,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [121683012] [2022-03-01 16:51:23,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [121683012] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:23,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:23,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:23,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223121723] [2022-03-01 16:51:23,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:23,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:23,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:23,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:23,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:23,694 INFO L87 Difference]: Start difference. First operand 2546 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:24,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:24,431 INFO L93 Difference]: Finished difference Result 4697 states and 9057 transitions. [2022-03-01 16:51:24,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-01 16:51:24,431 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-01 16:51:24,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:24,436 INFO L225 Difference]: With dead ends: 4697 [2022-03-01 16:51:24,436 INFO L226 Difference]: Without dead ends: 4697 [2022-03-01 16:51:24,436 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-01 16:51:24,436 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 568 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:24,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 2044 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:24,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2022-03-01 16:51:24,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 2386. [2022-03-01 16:51:24,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 2374 states have (on average 1.9203875315922494) internal successors, (4559), 2385 states have internal predecessors, (4559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:24,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 4559 transitions. [2022-03-01 16:51:24,471 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 4559 transitions. Word has length 126 [2022-03-01 16:51:24,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:24,471 INFO L470 AbstractCegarLoop]: Abstraction has 2386 states and 4559 transitions. [2022-03-01 16:51:24,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:24,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4559 transitions. [2022-03-01 16:51:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-01 16:51:24,472 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:24,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:24,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-01 16:51:24,472 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:24,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:24,473 INFO L85 PathProgramCache]: Analyzing trace with hash 97758263, now seen corresponding path program 1 times [2022-03-01 16:51:24,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:24,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689777297] [2022-03-01 16:51:24,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:24,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:24,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:24,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689777297] [2022-03-01 16:51:24,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689777297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:24,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:24,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-01 16:51:24,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432130800] [2022-03-01 16:51:24,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:24,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-01 16:51:24,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:24,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-01 16:51:24,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-01 16:51:24,574 INFO L87 Difference]: Start difference. First operand 2386 states and 4559 transitions. Second operand has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:25,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:25,092 INFO L93 Difference]: Finished difference Result 2674 states and 5073 transitions. [2022-03-01 16:51:25,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-01 16:51:25,093 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2022-03-01 16:51:25,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:25,096 INFO L225 Difference]: With dead ends: 2674 [2022-03-01 16:51:25,096 INFO L226 Difference]: Without dead ends: 2674 [2022-03-01 16:51:25,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-03-01 16:51:25,096 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 674 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:25,096 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 2219 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-01 16:51:25,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2022-03-01 16:51:25,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2341. [2022-03-01 16:51:25,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2341 states, 2329 states have (on average 1.9188492915414341) internal successors, (4469), 2340 states have internal predecessors, (4469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:25,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 2341 states and 4469 transitions. [2022-03-01 16:51:25,116 INFO L78 Accepts]: Start accepts. Automaton has 2341 states and 4469 transitions. Word has length 134 [2022-03-01 16:51:25,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:25,116 INFO L470 AbstractCegarLoop]: Abstraction has 2341 states and 4469 transitions. [2022-03-01 16:51:25,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4469 transitions. [2022-03-01 16:51:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:25,117 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:25,118 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:25,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-01 16:51:25,118 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:25,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:25,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1646698479, now seen corresponding path program 1 times [2022-03-01 16:51:25,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:25,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981300393] [2022-03-01 16:51:25,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:25,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:25,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:25,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:25,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981300393] [2022-03-01 16:51:25,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981300393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:25,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:25,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:51:25,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474324847] [2022-03-01 16:51:25,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:25,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:51:25,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:25,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:51:25,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:51:25,384 INFO L87 Difference]: Start difference. First operand 2341 states and 4469 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:27,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:27,443 INFO L93 Difference]: Finished difference Result 4575 states and 8747 transitions. [2022-03-01 16:51:27,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:51:27,443 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:27,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:27,448 INFO L225 Difference]: With dead ends: 4575 [2022-03-01 16:51:27,448 INFO L226 Difference]: Without dead ends: 4575 [2022-03-01 16:51:27,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=631, Invalid=4061, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:51:27,449 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1484 mSDsluCounter, 4018 mSDsCounter, 0 mSdLazyCounter, 3829 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 4399 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:27,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 4399 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3829 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:51:27,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4575 states. [2022-03-01 16:51:27,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4575 to 2583. [2022-03-01 16:51:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2583 states, 2571 states have (on average 1.9280435628160248) internal successors, (4957), 2582 states have internal predecessors, (4957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:27,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2583 states and 4957 transitions. [2022-03-01 16:51:27,520 INFO L78 Accepts]: Start accepts. Automaton has 2583 states and 4957 transitions. Word has length 135 [2022-03-01 16:51:27,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:27,520 INFO L470 AbstractCegarLoop]: Abstraction has 2583 states and 4957 transitions. [2022-03-01 16:51:27,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 4957 transitions. [2022-03-01 16:51:27,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:27,521 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:27,521 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:27,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-01 16:51:27,521 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:27,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:27,522 INFO L85 PathProgramCache]: Analyzing trace with hash 817943701, now seen corresponding path program 1 times [2022-03-01 16:51:27,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:27,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381055669] [2022-03-01 16:51:27,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:27,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:27,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:27,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:27,771 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:27,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381055669] [2022-03-01 16:51:27,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381055669] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:27,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:27,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:51:27,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131253079] [2022-03-01 16:51:27,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:27,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:51:27,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:27,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:51:27,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:51:27,772 INFO L87 Difference]: Start difference. First operand 2583 states and 4957 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:28,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:28,960 INFO L93 Difference]: Finished difference Result 3958 states and 7592 transitions. [2022-03-01 16:51:28,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:51:28,960 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:28,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:28,965 INFO L225 Difference]: With dead ends: 3958 [2022-03-01 16:51:28,965 INFO L226 Difference]: Without dead ends: 3958 [2022-03-01 16:51:28,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1061 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=508, Invalid=3398, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:51:28,966 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1212 mSDsluCounter, 3506 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 2603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:28,966 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 3845 Invalid, 2603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:51:28,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2022-03-01 16:51:28,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 2599. [2022-03-01 16:51:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2587 states have (on average 1.9284885968303054) internal successors, (4989), 2598 states have internal predecessors, (4989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:28,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4989 transitions. [2022-03-01 16:51:28,994 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4989 transitions. Word has length 135 [2022-03-01 16:51:28,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:28,994 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4989 transitions. [2022-03-01 16:51:28,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:28,994 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4989 transitions. [2022-03-01 16:51:28,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:28,995 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:28,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:28,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-01 16:51:28,995 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:28,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:28,996 INFO L85 PathProgramCache]: Analyzing trace with hash 720795997, now seen corresponding path program 2 times [2022-03-01 16:51:28,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:28,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820993831] [2022-03-01 16:51:28,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:28,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:29,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:29,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:29,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820993831] [2022-03-01 16:51:29,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820993831] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:29,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:29,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:51:29,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140375319] [2022-03-01 16:51:29,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:29,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:51:29,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:29,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:51:29,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:51:29,263 INFO L87 Difference]: Start difference. First operand 2599 states and 4989 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:30,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:30,438 INFO L93 Difference]: Finished difference Result 3089 states and 5946 transitions. [2022-03-01 16:51:30,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:51:30,438 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:30,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:30,441 INFO L225 Difference]: With dead ends: 3089 [2022-03-01 16:51:30,441 INFO L226 Difference]: Without dead ends: 3089 [2022-03-01 16:51:30,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=479, Invalid=3061, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:51:30,442 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 847 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 2236 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 2293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:30,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 3288 Invalid, 2293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2236 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:30,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3089 states. [2022-03-01 16:51:30,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3089 to 2607. [2022-03-01 16:51:30,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:30,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-01 16:51:30,463 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-01 16:51:30,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:30,463 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-01 16:51:30,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-01 16:51:30,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:30,464 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:30,464 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:30,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-01 16:51:30,464 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:30,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:30,465 INFO L85 PathProgramCache]: Analyzing trace with hash -994574479, now seen corresponding path program 3 times [2022-03-01 16:51:30,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:30,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768725677] [2022-03-01 16:51:30,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:30,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:30,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:30,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:30,739 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:30,739 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768725677] [2022-03-01 16:51:30,739 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768725677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:30,739 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:30,739 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:51:30,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782175554] [2022-03-01 16:51:30,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:30,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:51:30,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:30,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:51:30,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:51:30,740 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:32,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:32,176 INFO L93 Difference]: Finished difference Result 3123 states and 6012 transitions. [2022-03-01 16:51:32,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 16:51:32,177 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:32,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:32,180 INFO L225 Difference]: With dead ends: 3123 [2022-03-01 16:51:32,180 INFO L226 Difference]: Without dead ends: 3123 [2022-03-01 16:51:32,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=3288, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:51:32,181 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 998 mSDsluCounter, 3115 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:32,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [998 Valid, 3410 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:32,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3123 states. [2022-03-01 16:51:32,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3123 to 2607. [2022-03-01 16:51:32,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:32,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-01 16:51:32,206 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-01 16:51:32,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:32,207 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-01 16:51:32,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:32,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-01 16:51:32,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:32,208 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:32,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:32,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-01 16:51:32,208 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:32,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:32,208 INFO L85 PathProgramCache]: Analyzing trace with hash -1776145029, now seen corresponding path program 4 times [2022-03-01 16:51:32,208 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:32,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601583617] [2022-03-01 16:51:32,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:32,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:32,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:32,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:32,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:32,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601583617] [2022-03-01 16:51:32,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601583617] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:32,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:32,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:51:32,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791119294] [2022-03-01 16:51:32,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:32,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:51:32,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:32,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:51:32,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:51:32,487 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:33,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:33,754 INFO L93 Difference]: Finished difference Result 3151 states and 6066 transitions. [2022-03-01 16:51:33,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:51:33,754 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:33,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:33,758 INFO L225 Difference]: With dead ends: 3151 [2022-03-01 16:51:33,762 INFO L226 Difference]: Without dead ends: 3151 [2022-03-01 16:51:33,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=482, Invalid=3300, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:51:33,767 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1016 mSDsluCounter, 2965 mSDsCounter, 0 mSdLazyCounter, 2235 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3265 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:33,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3265 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2235 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:51:33,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2022-03-01 16:51:33,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 2607. [2022-03-01 16:51:33,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:33,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-01 16:51:33,793 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-01 16:51:33,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:33,793 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-01 16:51:33,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:33,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-01 16:51:33,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:33,794 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:33,794 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:33,795 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-01 16:51:33,795 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:33,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:33,795 INFO L85 PathProgramCache]: Analyzing trace with hash 509674195, now seen corresponding path program 5 times [2022-03-01 16:51:33,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:33,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395898760] [2022-03-01 16:51:33,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:33,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:34,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:34,074 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:34,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395898760] [2022-03-01 16:51:34,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395898760] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:34,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:34,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:51:34,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374382967] [2022-03-01 16:51:34,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:34,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:51:34,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:34,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:51:34,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:51:34,075 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:35,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:35,191 INFO L93 Difference]: Finished difference Result 3181 states and 6124 transitions. [2022-03-01 16:51:35,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:51:35,191 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:35,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:35,194 INFO L225 Difference]: With dead ends: 3181 [2022-03-01 16:51:35,194 INFO L226 Difference]: Without dead ends: 3181 [2022-03-01 16:51:35,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=478, Invalid=3304, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:51:35,195 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1025 mSDsluCounter, 2855 mSDsCounter, 0 mSdLazyCounter, 2080 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1025 SdHoareTripleChecker+Valid, 3163 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:35,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1025 Valid, 3163 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2080 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:51:35,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3181 states. [2022-03-01 16:51:35,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3181 to 2607. [2022-03-01 16:51:35,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:35,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-01 16:51:35,216 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-01 16:51:35,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:35,216 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-01 16:51:35,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:35,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-01 16:51:35,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:35,217 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:35,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:35,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-01 16:51:35,218 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:35,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:35,218 INFO L85 PathProgramCache]: Analyzing trace with hash -709907509, now seen corresponding path program 6 times [2022-03-01 16:51:35,218 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:35,218 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452924936] [2022-03-01 16:51:35,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:35,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:35,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:35,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:35,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452924936] [2022-03-01 16:51:35,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452924936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:35,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:35,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:35,524 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098575143] [2022-03-01 16:51:35,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:35,525 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:35,525 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:35,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:35,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:35,525 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:36,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:36,931 INFO L93 Difference]: Finished difference Result 3365 states and 6466 transitions. [2022-03-01 16:51:36,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:51:36,931 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:36,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:36,935 INFO L225 Difference]: With dead ends: 3365 [2022-03-01 16:51:36,935 INFO L226 Difference]: Without dead ends: 3365 [2022-03-01 16:51:36,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1206 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=762, Invalid=3528, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:51:36,936 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1698 mSDsluCounter, 2421 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2694 SdHoareTripleChecker+Invalid, 1908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:36,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 2694 Invalid, 1908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:51:36,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3365 states. [2022-03-01 16:51:36,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3365 to 2649. [2022-03-01 16:51:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:36,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-03-01 16:51:36,991 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-03-01 16:51:36,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:36,991 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-03-01 16:51:36,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:36,991 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-03-01 16:51:36,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:36,992 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:36,992 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:36,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-01 16:51:36,992 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:36,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:36,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1696441619, now seen corresponding path program 7 times [2022-03-01 16:51:36,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:36,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620748951] [2022-03-01 16:51:36,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:36,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:37,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:37,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:37,366 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:37,366 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620748951] [2022-03-01 16:51:37,366 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620748951] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:37,366 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:37,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:37,366 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340952035] [2022-03-01 16:51:37,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:37,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:37,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:37,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:37,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:37,367 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:39,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:39,065 INFO L93 Difference]: Finished difference Result 3423 states and 6580 transitions. [2022-03-01 16:51:39,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:51:39,065 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:39,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:39,069 INFO L225 Difference]: With dead ends: 3423 [2022-03-01 16:51:39,069 INFO L226 Difference]: Without dead ends: 3423 [2022-03-01 16:51:39,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1404 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:51:39,070 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1579 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2696 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 3661 SdHoareTripleChecker+Invalid, 2858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:39,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 3661 Invalid, 2858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2696 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:39,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2022-03-01 16:51:39,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2658. [2022-03-01 16:51:39,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2658 states, 2646 states have (on average 1.9300831443688586) internal successors, (5107), 2657 states have internal predecessors, (5107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2658 states and 5107 transitions. [2022-03-01 16:51:39,092 INFO L78 Accepts]: Start accepts. Automaton has 2658 states and 5107 transitions. Word has length 135 [2022-03-01 16:51:39,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:39,093 INFO L470 AbstractCegarLoop]: Abstraction has 2658 states and 5107 transitions. [2022-03-01 16:51:39,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:39,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 5107 transitions. [2022-03-01 16:51:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:39,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:39,094 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:39,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-01 16:51:39,094 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:39,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:39,094 INFO L85 PathProgramCache]: Analyzing trace with hash 583862411, now seen corresponding path program 8 times [2022-03-01 16:51:39,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:39,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044520058] [2022-03-01 16:51:39,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:39,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:39,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:39,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:39,373 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:39,373 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044520058] [2022-03-01 16:51:39,373 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044520058] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:39,373 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:39,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:39,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406257737] [2022-03-01 16:51:39,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:39,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:39,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:39,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:39,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:39,374 INFO L87 Difference]: Start difference. First operand 2658 states and 5107 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:41,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:41,162 INFO L93 Difference]: Finished difference Result 3506 states and 6742 transitions. [2022-03-01 16:51:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:51:41,163 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:41,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:41,167 INFO L225 Difference]: With dead ends: 3506 [2022-03-01 16:51:41,167 INFO L226 Difference]: Without dead ends: 3506 [2022-03-01 16:51:41,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1504 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:51:41,168 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1711 mSDsluCounter, 3133 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:41,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1711 Valid, 3420 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 2471 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:41,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3506 states. [2022-03-01 16:51:41,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3506 to 2667. [2022-03-01 16:51:41,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:41,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-03-01 16:51:41,193 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-03-01 16:51:41,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:41,193 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-03-01 16:51:41,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:41,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-03-01 16:51:41,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:41,195 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:41,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:41,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-01 16:51:41,195 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:41,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:41,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1506903891, now seen corresponding path program 9 times [2022-03-01 16:51:41,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:41,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111326818] [2022-03-01 16:51:41,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:41,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:41,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:41,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:41,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:41,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111326818] [2022-03-01 16:51:41,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111326818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:41,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:41,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:41,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456593099] [2022-03-01 16:51:41,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:41,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:41,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:41,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:41,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:41,564 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:43,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:43,434 INFO L93 Difference]: Finished difference Result 3549 states and 6821 transitions. [2022-03-01 16:51:43,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:51:43,434 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:43,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:43,438 INFO L225 Difference]: With dead ends: 3549 [2022-03-01 16:51:43,438 INFO L226 Difference]: Without dead ends: 3549 [2022-03-01 16:51:43,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1608 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:51:43,439 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1734 mSDsluCounter, 2994 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 3289 SdHoareTripleChecker+Invalid, 2530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:43,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1734 Valid, 3289 Invalid, 2530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 2312 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:43,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3549 states. [2022-03-01 16:51:43,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3549 to 2644. [2022-03-01 16:51:43,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:43,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-01 16:51:43,463 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-01 16:51:43,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:43,463 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-01 16:51:43,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:43,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-01 16:51:43,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:43,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:43,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:43,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-01 16:51:43,465 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:43,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:43,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1951368575, now seen corresponding path program 10 times [2022-03-01 16:51:43,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:43,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916530351] [2022-03-01 16:51:43,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:43,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:43,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:43,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:43,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916530351] [2022-03-01 16:51:43,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916530351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:43,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:43,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-01 16:51:43,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885429725] [2022-03-01 16:51:43,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:43,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-01 16:51:43,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:43,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-01 16:51:43,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2022-03-01 16:51:43,878 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:45,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:45,956 INFO L93 Difference]: Finished difference Result 2969 states and 5678 transitions. [2022-03-01 16:51:45,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:51:45,956 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:45,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:45,959 INFO L225 Difference]: With dead ends: 2969 [2022-03-01 16:51:45,960 INFO L226 Difference]: Without dead ends: 2969 [2022-03-01 16:51:45,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1468 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:51:45,960 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1303 mSDsluCounter, 3392 mSDsCounter, 0 mSdLazyCounter, 2802 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1303 SdHoareTripleChecker+Valid, 3685 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:45,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1303 Valid, 3685 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2802 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:51:45,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2022-03-01 16:51:45,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 2644. [2022-03-01 16:51:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:45,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-01 16:51:45,981 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-01 16:51:45,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:45,981 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-01 16:51:45,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:45,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-01 16:51:45,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:45,983 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:45,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:45,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-01 16:51:45,983 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:45,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:45,983 INFO L85 PathProgramCache]: Analyzing trace with hash 96426549, now seen corresponding path program 11 times [2022-03-01 16:51:45,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:45,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079962306] [2022-03-01 16:51:45,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:45,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:46,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:46,322 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:46,322 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079962306] [2022-03-01 16:51:46,322 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079962306] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:46,322 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:46,322 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-01 16:51:46,322 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1926009615] [2022-03-01 16:51:46,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:46,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-01 16:51:46,322 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:46,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-01 16:51:46,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-03-01 16:51:46,323 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:48,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:48,213 INFO L93 Difference]: Finished difference Result 3001 states and 5741 transitions. [2022-03-01 16:51:48,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:51:48,213 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:48,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:48,216 INFO L225 Difference]: With dead ends: 3001 [2022-03-01 16:51:48,216 INFO L226 Difference]: Without dead ends: 3001 [2022-03-01 16:51:48,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1649 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=971, Invalid=4579, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:51:48,217 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1202 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 3776 SdHoareTripleChecker+Invalid, 3067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:48,217 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1202 Valid, 3776 Invalid, 3067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2886 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:51:48,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2022-03-01 16:51:48,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 2650. [2022-03-01 16:51:48,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:48,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-01 16:51:48,238 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-01 16:51:48,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:48,238 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-01 16:51:48,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:48,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-01 16:51:48,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:48,239 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:48,239 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:48,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-01 16:51:48,239 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:48,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:48,240 INFO L85 PathProgramCache]: Analyzing trace with hash -719581135, now seen corresponding path program 12 times [2022-03-01 16:51:48,240 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:48,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635464748] [2022-03-01 16:51:48,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:48,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:48,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:48,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:48,649 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635464748] [2022-03-01 16:51:48,649 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635464748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:48,649 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:48,649 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:48,649 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527352442] [2022-03-01 16:51:48,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:48,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:48,650 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:48,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:48,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:48,650 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:50,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:50,465 INFO L93 Difference]: Finished difference Result 3019 states and 5776 transitions. [2022-03-01 16:51:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:51:50,466 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:50,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:50,469 INFO L225 Difference]: With dead ends: 3019 [2022-03-01 16:51:50,469 INFO L226 Difference]: Without dead ends: 3019 [2022-03-01 16:51:50,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1483 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:51:50,470 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1285 mSDsluCounter, 3152 mSDsCounter, 0 mSdLazyCounter, 2415 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 3469 SdHoareTripleChecker+Invalid, 2604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:50,470 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 3469 Invalid, 2604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2415 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:50,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3019 states. [2022-03-01 16:51:50,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3019 to 2644. [2022-03-01 16:51:50,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:50,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-01 16:51:50,492 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-01 16:51:50,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:50,492 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-01 16:51:50,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:50,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-01 16:51:50,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:50,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:50,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:50,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-01 16:51:50,494 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:50,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:50,494 INFO L85 PathProgramCache]: Analyzing trace with hash -1058589665, now seen corresponding path program 13 times [2022-03-01 16:51:50,494 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:50,494 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234150622] [2022-03-01 16:51:50,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:50,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:50,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:50,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:50,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:50,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234150622] [2022-03-01 16:51:50,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234150622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:50,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:50,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-01 16:51:50,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757220489] [2022-03-01 16:51:50,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:50,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-01 16:51:50,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:50,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-01 16:51:50,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-03-01 16:51:50,918 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:52,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:52,977 INFO L93 Difference]: Finished difference Result 3002 states and 5744 transitions. [2022-03-01 16:51:52,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:51:52,978 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:52,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:52,981 INFO L225 Difference]: With dead ends: 3002 [2022-03-01 16:51:52,981 INFO L226 Difference]: Without dead ends: 3002 [2022-03-01 16:51:52,982 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=902, Invalid=4354, Unknown=0, NotChecked=0, Total=5256 [2022-03-01 16:51:52,982 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1280 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 2492 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 3172 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 2492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:52,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 3172 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 2492 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:51:52,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3002 states. [2022-03-01 16:51:52,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3002 to 2656. [2022-03-01 16:51:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:53,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-03-01 16:51:53,003 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-03-01 16:51:53,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:53,003 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-03-01 16:51:53,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:53,003 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-03-01 16:51:53,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:53,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:53,004 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:53,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-01 16:51:53,005 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:53,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:53,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1874597349, now seen corresponding path program 14 times [2022-03-01 16:51:53,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:53,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867912883] [2022-03-01 16:51:53,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:53,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:53,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:53,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867912883] [2022-03-01 16:51:53,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867912883] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:53,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:53,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:53,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293974280] [2022-03-01 16:51:53,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:53,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:53,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:53,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:53,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:53,451 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:55,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:55,208 INFO L93 Difference]: Finished difference Result 3046 states and 5830 transitions. [2022-03-01 16:51:55,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:51:55,209 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:55,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:55,212 INFO L225 Difference]: With dead ends: 3046 [2022-03-01 16:51:55,212 INFO L226 Difference]: Without dead ends: 3046 [2022-03-01 16:51:55,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:51:55,213 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1274 mSDsluCounter, 3118 mSDsCounter, 0 mSdLazyCounter, 2352 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 2560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 2352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:55,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 3408 Invalid, 2560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 2352 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:55,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3046 states. [2022-03-01 16:51:55,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3046 to 2650. [2022-03-01 16:51:55,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:55,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-01 16:51:55,236 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-01 16:51:55,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:55,236 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-01 16:51:55,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:55,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-01 16:51:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:55,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:55,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:55,238 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-01 16:51:55,238 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:55,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:55,238 INFO L85 PathProgramCache]: Analyzing trace with hash 1713028831, now seen corresponding path program 15 times [2022-03-01 16:51:55,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:55,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722415939] [2022-03-01 16:51:55,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:55,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:55,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:55,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722415939] [2022-03-01 16:51:55,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1722415939] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:55,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:55,586 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:51:55,586 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529336799] [2022-03-01 16:51:55,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:55,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:51:55,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:55,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:51:55,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:51:55,587 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:57,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:57,333 INFO L93 Difference]: Finished difference Result 3069 states and 5874 transitions. [2022-03-01 16:51:57,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:51:57,338 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:57,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:57,341 INFO L225 Difference]: With dead ends: 3069 [2022-03-01 16:51:57,341 INFO L226 Difference]: Without dead ends: 3069 [2022-03-01 16:51:57,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1481 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:51:57,342 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1278 mSDsluCounter, 3125 mSDsCounter, 0 mSdLazyCounter, 2414 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 2623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 2414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:57,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3424 Invalid, 2623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 2414 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:51:57,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3069 states. [2022-03-01 16:51:57,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3069 to 2644. [2022-03-01 16:51:57,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:57,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-01 16:51:57,367 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-01 16:51:57,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:57,367 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-01 16:51:57,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-01 16:51:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:57,369 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:57,369 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:57,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-01 16:51:57,369 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:57,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:57,369 INFO L85 PathProgramCache]: Analyzing trace with hash -491243497, now seen corresponding path program 16 times [2022-03-01 16:51:57,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:57,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133294969] [2022-03-01 16:51:57,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:57,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:51:57,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:51:57,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:51:57,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133294969] [2022-03-01 16:51:57,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133294969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:51:57,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:51:57,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-01 16:51:57,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592022169] [2022-03-01 16:51:57,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:51:57,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-01 16:51:57,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:51:57,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-01 16:51:57,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-03-01 16:51:57,759 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:59,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:51:59,776 INFO L93 Difference]: Finished difference Result 3016 states and 5772 transitions. [2022-03-01 16:51:59,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:51:59,776 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:51:59,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:51:59,779 INFO L225 Difference]: With dead ends: 3016 [2022-03-01 16:51:59,779 INFO L226 Difference]: Without dead ends: 3016 [2022-03-01 16:51:59,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=836, Invalid=4134, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:51:59,780 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 1396 mSDsluCounter, 2675 mSDsCounter, 0 mSdLazyCounter, 2397 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 2397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:51:59,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 2926 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 2397 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:51:59,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2022-03-01 16:51:59,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 2662. [2022-03-01 16:51:59,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2662 states, 2650 states have (on average 1.9286792452830188) internal successors, (5111), 2661 states have internal predecessors, (5111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:59,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2662 states and 5111 transitions. [2022-03-01 16:51:59,802 INFO L78 Accepts]: Start accepts. Automaton has 2662 states and 5111 transitions. Word has length 135 [2022-03-01 16:51:59,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:51:59,802 INFO L470 AbstractCegarLoop]: Abstraction has 2662 states and 5111 transitions. [2022-03-01 16:51:59,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:51:59,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 5111 transitions. [2022-03-01 16:51:59,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:51:59,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:51:59,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:51:59,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-01 16:51:59,804 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:51:59,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:51:59,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1307251181, now seen corresponding path program 17 times [2022-03-01 16:51:59,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:51:59,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311789756] [2022-03-01 16:51:59,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:51:59,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:51:59,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:00,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:00,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311789756] [2022-03-01 16:52:00,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311789756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:00,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:00,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:00,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552483328] [2022-03-01 16:52:00,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:00,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:00,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:00,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:00,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:00,173 INFO L87 Difference]: Start difference. First operand 2662 states and 5111 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:02,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:02,044 INFO L93 Difference]: Finished difference Result 3060 states and 5858 transitions. [2022-03-01 16:52:02,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:52:02,044 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:02,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:02,048 INFO L225 Difference]: With dead ends: 3060 [2022-03-01 16:52:02,048 INFO L226 Difference]: Without dead ends: 3060 [2022-03-01 16:52:02,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1392 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=888, Invalid=3942, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:52:02,048 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1375 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 2007 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 2891 SdHoareTripleChecker+Invalid, 2241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:02,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2891 Invalid, 2241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2007 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:02,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3060 states. [2022-03-01 16:52:02,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3060 to 2656. [2022-03-01 16:52:02,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:02,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-03-01 16:52:02,071 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-03-01 16:52:02,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:02,071 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-03-01 16:52:02,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:02,071 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-03-01 16:52:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:02,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:02,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:02,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-01 16:52:02,074 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:02,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:02,074 INFO L85 PathProgramCache]: Analyzing trace with hash -2014592297, now seen corresponding path program 18 times [2022-03-01 16:52:02,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:02,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455694424] [2022-03-01 16:52:02,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:02,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:02,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:02,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:02,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455694424] [2022-03-01 16:52:02,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455694424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:02,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:02,464 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:02,464 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686942396] [2022-03-01 16:52:02,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:02,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:02,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:02,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:02,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:02,465 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:04,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:04,106 INFO L93 Difference]: Finished difference Result 3101 states and 5938 transitions. [2022-03-01 16:52:04,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:52:04,107 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:04,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:04,110 INFO L225 Difference]: With dead ends: 3101 [2022-03-01 16:52:04,110 INFO L226 Difference]: Without dead ends: 3101 [2022-03-01 16:52:04,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1495 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=924, Invalid=4188, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:04,111 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1284 mSDsluCounter, 2928 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 3211 SdHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:04,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 3211 Invalid, 2486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:52:04,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3101 states. [2022-03-01 16:52:04,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3101 to 2650. [2022-03-01 16:52:04,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:04,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-01 16:52:04,134 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-01 16:52:04,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:04,134 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-01 16:52:04,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:04,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-01 16:52:04,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:04,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:04,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:04,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-01 16:52:04,136 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:04,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:04,136 INFO L85 PathProgramCache]: Analyzing trace with hash -420732077, now seen corresponding path program 19 times [2022-03-01 16:52:04,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:04,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489760028] [2022-03-01 16:52:04,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:04,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:04,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:04,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:04,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:04,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489760028] [2022-03-01 16:52:04,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489760028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:04,363 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:04,363 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:04,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143859130] [2022-03-01 16:52:04,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:04,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:04,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:04,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:04,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:04,364 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:05,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:05,928 INFO L93 Difference]: Finished difference Result 3119 states and 5972 transitions. [2022-03-01 16:52:05,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:52:05,929 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:05,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:05,932 INFO L225 Difference]: With dead ends: 3119 [2022-03-01 16:52:05,932 INFO L226 Difference]: Without dead ends: 3119 [2022-03-01 16:52:05,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1482 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:05,933 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1295 mSDsluCounter, 2654 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 2945 SdHoareTripleChecker+Invalid, 2228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:05,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 2945 Invalid, 2228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:52:05,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-03-01 16:52:05,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 2644. [2022-03-01 16:52:05,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:05,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-01 16:52:05,956 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-01 16:52:05,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:05,956 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-01 16:52:05,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:05,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-01 16:52:05,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:05,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:05,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:05,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-01 16:52:05,958 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:05,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:05,958 INFO L85 PathProgramCache]: Analyzing trace with hash -845890499, now seen corresponding path program 20 times [2022-03-01 16:52:05,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:05,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398699122] [2022-03-01 16:52:05,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:05,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:06,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:06,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:06,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398699122] [2022-03-01 16:52:06,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398699122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:06,246 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:06,246 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:06,246 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511362157] [2022-03-01 16:52:06,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:06,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:06,247 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:06,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:06,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:06,247 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:07,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:07,889 INFO L93 Difference]: Finished difference Result 4480 states and 8607 transitions. [2022-03-01 16:52:07,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 16:52:07,889 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:07,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:07,893 INFO L225 Difference]: With dead ends: 4480 [2022-03-01 16:52:07,894 INFO L226 Difference]: Without dead ends: 4480 [2022-03-01 16:52:07,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:52:07,894 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 2077 mSDsluCounter, 3221 mSDsCounter, 0 mSdLazyCounter, 2318 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 3535 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 2318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:07,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2077 Valid, 3535 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 2318 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:07,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-03-01 16:52:07,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 2661. [2022-03-01 16:52:07,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.928652321630804) internal successors, (5109), 2660 states have internal predecessors, (5109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5109 transitions. [2022-03-01 16:52:07,919 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5109 transitions. Word has length 135 [2022-03-01 16:52:07,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:07,919 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5109 transitions. [2022-03-01 16:52:07,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5109 transitions. [2022-03-01 16:52:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:07,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:07,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:07,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-01 16:52:07,920 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:07,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:07,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1118923089, now seen corresponding path program 2 times [2022-03-01 16:52:07,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:07,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607597444] [2022-03-01 16:52:07,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:07,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:08,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:08,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:08,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607597444] [2022-03-01 16:52:08,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607597444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:08,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:08,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-01 16:52:08,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423226135] [2022-03-01 16:52:08,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:08,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-01 16:52:08,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:08,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-01 16:52:08,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2022-03-01 16:52:08,227 INFO L87 Difference]: Start difference. First operand 2661 states and 5109 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:11,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:11,455 INFO L93 Difference]: Finished difference Result 4860 states and 9291 transitions. [2022-03-01 16:52:11,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-03-01 16:52:11,456 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:11,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:11,461 INFO L225 Difference]: With dead ends: 4860 [2022-03-01 16:52:11,461 INFO L226 Difference]: Without dead ends: 4860 [2022-03-01 16:52:11,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3067 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1261, Invalid=8441, Unknown=0, NotChecked=0, Total=9702 [2022-03-01 16:52:11,461 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 2650 mSDsluCounter, 4089 mSDsCounter, 0 mSdLazyCounter, 4611 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 4421 SdHoareTripleChecker+Invalid, 5160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 4611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:11,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2650 Valid, 4421 Invalid, 5160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 4611 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:52:11,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4860 states. [2022-03-01 16:52:11,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4860 to 2567. [2022-03-01 16:52:11,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2555 states have (on average 1.926027397260274) internal successors, (4921), 2566 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:11,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4921 transitions. [2022-03-01 16:52:11,488 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4921 transitions. Word has length 135 [2022-03-01 16:52:11,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:11,488 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4921 transitions. [2022-03-01 16:52:11,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:11,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4921 transitions. [2022-03-01 16:52:11,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:11,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:11,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:11,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-01 16:52:11,489 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:11,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:11,489 INFO L85 PathProgramCache]: Analyzing trace with hash 2115436005, now seen corresponding path program 3 times [2022-03-01 16:52:11,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:11,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145532272] [2022-03-01 16:52:11,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:11,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:11,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:11,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:11,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:11,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145532272] [2022-03-01 16:52:11,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145532272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:11,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:11,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:11,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533216314] [2022-03-01 16:52:11,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:11,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:11,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:11,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:11,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:11,720 INFO L87 Difference]: Start difference. First operand 2567 states and 4921 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:13,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:13,423 INFO L93 Difference]: Finished difference Result 5297 states and 10179 transitions. [2022-03-01 16:52:13,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:52:13,423 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:13,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:13,429 INFO L225 Difference]: With dead ends: 5297 [2022-03-01 16:52:13,429 INFO L226 Difference]: Without dead ends: 5297 [2022-03-01 16:52:13,429 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1361 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=4211, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:52:13,429 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1482 mSDsluCounter, 4079 mSDsCounter, 0 mSdLazyCounter, 3586 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 3772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 3586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:13,429 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 4494 Invalid, 3772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 3586 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:52:13,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5297 states. [2022-03-01 16:52:13,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5297 to 2699. [2022-03-01 16:52:13,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-01 16:52:13,459 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-01 16:52:13,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:13,459 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-01 16:52:13,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-01 16:52:13,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:13,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:13,460 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:13,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-01 16:52:13,460 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:13,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:13,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1286681227, now seen corresponding path program 21 times [2022-03-01 16:52:13,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:13,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22904122] [2022-03-01 16:52:13,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:13,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:13,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:13,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:13,629 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:13,629 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22904122] [2022-03-01 16:52:13,629 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22904122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:13,629 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:13,629 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:13,629 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592166327] [2022-03-01 16:52:13,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:13,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:13,629 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:13,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:13,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:13,630 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:15,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:15,096 INFO L93 Difference]: Finished difference Result 4699 states and 9062 transitions. [2022-03-01 16:52:15,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:52:15,097 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:15,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:15,101 INFO L225 Difference]: With dead ends: 4699 [2022-03-01 16:52:15,101 INFO L226 Difference]: Without dead ends: 4699 [2022-03-01 16:52:15,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1291 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=579, Invalid=3977, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:52:15,101 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1168 mSDsluCounter, 4036 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1168 SdHoareTripleChecker+Valid, 4409 SdHoareTripleChecker+Invalid, 2920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:15,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1168 Valid, 4409 Invalid, 2920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:52:15,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-03-01 16:52:15,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 2659. [2022-03-01 16:52:15,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2659 states, 2647 states have (on average 1.9301095579901775) internal successors, (5109), 2658 states have internal predecessors, (5109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:15,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2659 states and 5109 transitions. [2022-03-01 16:52:15,126 INFO L78 Accepts]: Start accepts. Automaton has 2659 states and 5109 transitions. Word has length 135 [2022-03-01 16:52:15,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:15,126 INFO L470 AbstractCegarLoop]: Abstraction has 2659 states and 5109 transitions. [2022-03-01 16:52:15,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:15,126 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 5109 transitions. [2022-03-01 16:52:15,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:15,127 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:15,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:15,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-01 16:52:15,128 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:15,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:15,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1189533523, now seen corresponding path program 22 times [2022-03-01 16:52:15,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:15,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [649865833] [2022-03-01 16:52:15,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:15,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:15,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:15,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:15,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [649865833] [2022-03-01 16:52:15,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [649865833] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:15,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:15,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:15,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247921146] [2022-03-01 16:52:15,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:15,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:15,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:15,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:15,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:15,449 INFO L87 Difference]: Start difference. First operand 2659 states and 5109 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:16,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:16,833 INFO L93 Difference]: Finished difference Result 3671 states and 7099 transitions. [2022-03-01 16:52:16,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:52:16,834 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:16,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:16,837 INFO L225 Difference]: With dead ends: 3671 [2022-03-01 16:52:16,838 INFO L226 Difference]: Without dead ends: 3671 [2022-03-01 16:52:16,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=524, Invalid=3258, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:52:16,838 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 894 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2592 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 2647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:16,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [894 Valid, 3812 Invalid, 2647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2592 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:16,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3671 states. [2022-03-01 16:52:16,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3671 to 2665. [2022-03-01 16:52:16,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2653 states have (on average 1.9302676215604975) internal successors, (5121), 2664 states have internal predecessors, (5121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 5121 transitions. [2022-03-01 16:52:16,862 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 5121 transitions. Word has length 135 [2022-03-01 16:52:16,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:16,862 INFO L470 AbstractCegarLoop]: Abstraction has 2665 states and 5121 transitions. [2022-03-01 16:52:16,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:16,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 5121 transitions. [2022-03-01 16:52:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:16,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:16,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:16,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-01 16:52:16,863 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:16,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:16,864 INFO L85 PathProgramCache]: Analyzing trace with hash -525836953, now seen corresponding path program 23 times [2022-03-01 16:52:16,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:16,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1264030163] [2022-03-01 16:52:16,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:16,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:16,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:17,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:17,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:17,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1264030163] [2022-03-01 16:52:17,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1264030163] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:17,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:17,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:17,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057815406] [2022-03-01 16:52:17,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:17,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:17,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:17,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:17,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:17,151 INFO L87 Difference]: Start difference. First operand 2665 states and 5121 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:18,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:18,599 INFO L93 Difference]: Finished difference Result 3705 states and 7165 transitions. [2022-03-01 16:52:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:52:18,599 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:18,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:18,603 INFO L225 Difference]: With dead ends: 3705 [2022-03-01 16:52:18,603 INFO L226 Difference]: Without dead ends: 3705 [2022-03-01 16:52:18,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=541, Invalid=3491, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:52:18,604 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1062 mSDsluCounter, 3181 mSDsCounter, 0 mSdLazyCounter, 2361 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 3495 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:18,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 3495 Invalid, 2435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2361 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:18,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3705 states. [2022-03-01 16:52:18,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3705 to 2663. [2022-03-01 16:52:18,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2651 states have (on average 1.930215013202565) internal successors, (5117), 2662 states have internal predecessors, (5117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:18,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5117 transitions. [2022-03-01 16:52:18,630 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5117 transitions. Word has length 135 [2022-03-01 16:52:18,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:18,630 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5117 transitions. [2022-03-01 16:52:18,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:18,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5117 transitions. [2022-03-01 16:52:18,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:18,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:18,631 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:18,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-01 16:52:18,631 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:18,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:18,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1307407503, now seen corresponding path program 24 times [2022-03-01 16:52:18,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:18,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799001801] [2022-03-01 16:52:18,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:18,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:18,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:18,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799001801] [2022-03-01 16:52:18,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799001801] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:18,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:18,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:18,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017498680] [2022-03-01 16:52:18,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:18,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:18,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:18,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:18,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:18,867 INFO L87 Difference]: Start difference. First operand 2663 states and 5117 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:20,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:20,211 INFO L93 Difference]: Finished difference Result 3730 states and 7213 transitions. [2022-03-01 16:52:20,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:52:20,211 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:20,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:20,215 INFO L225 Difference]: With dead ends: 3730 [2022-03-01 16:52:20,215 INFO L226 Difference]: Without dead ends: 3730 [2022-03-01 16:52:20,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=526, Invalid=3506, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:52:20,215 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1073 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 2363 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3529 SdHoareTripleChecker+Invalid, 2457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:20,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3529 Invalid, 2457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2363 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:20,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2022-03-01 16:52:20,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 2661. [2022-03-01 16:52:20,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:20,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-03-01 16:52:20,238 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-03-01 16:52:20,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:20,238 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-03-01 16:52:20,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:20,239 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-03-01 16:52:20,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:20,239 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:20,240 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:20,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-01 16:52:20,240 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:20,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:20,240 INFO L85 PathProgramCache]: Analyzing trace with hash 978411721, now seen corresponding path program 25 times [2022-03-01 16:52:20,240 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:20,240 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268834357] [2022-03-01 16:52:20,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:20,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:20,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:20,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:20,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:20,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268834357] [2022-03-01 16:52:20,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268834357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:20,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:20,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:20,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684351325] [2022-03-01 16:52:20,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:20,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:20,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:20,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:20,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:20,480 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:21,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:21,868 INFO L93 Difference]: Finished difference Result 3760 states and 7271 transitions. [2022-03-01 16:52:21,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:52:21,868 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:21,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:21,872 INFO L225 Difference]: With dead ends: 3760 [2022-03-01 16:52:21,872 INFO L226 Difference]: Without dead ends: 3760 [2022-03-01 16:52:21,873 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=519, Invalid=3513, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:52:21,873 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 933 mSDsluCounter, 3812 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 4139 SdHoareTripleChecker+Invalid, 2990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:21,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 4139 Invalid, 2990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:21,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-03-01 16:52:21,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 2651. [2022-03-01 16:52:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2651 states, 2639 states have (on average 1.929897688518378) internal successors, (5093), 2650 states have internal predecessors, (5093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:21,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2651 states and 5093 transitions. [2022-03-01 16:52:21,897 INFO L78 Accepts]: Start accepts. Automaton has 2651 states and 5093 transitions. Word has length 135 [2022-03-01 16:52:21,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:21,897 INFO L470 AbstractCegarLoop]: Abstraction has 2651 states and 5093 transitions. [2022-03-01 16:52:21,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 5093 transitions. [2022-03-01 16:52:21,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:21,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:21,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:21,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-01 16:52:21,898 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:21,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:21,898 INFO L85 PathProgramCache]: Analyzing trace with hash -50673071, now seen corresponding path program 4 times [2022-03-01 16:52:21,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:21,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947398969] [2022-03-01 16:52:21,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:21,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:22,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:22,107 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:22,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947398969] [2022-03-01 16:52:22,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947398969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:22,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:22,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:22,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644442205] [2022-03-01 16:52:22,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:22,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:22,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:22,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:22,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:22,108 INFO L87 Difference]: Start difference. First operand 2651 states and 5093 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:23,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:23,794 INFO L93 Difference]: Finished difference Result 6621 states and 12689 transitions. [2022-03-01 16:52:23,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 16:52:23,794 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:23,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:23,802 INFO L225 Difference]: With dead ends: 6621 [2022-03-01 16:52:23,802 INFO L226 Difference]: Without dead ends: 6621 [2022-03-01 16:52:23,803 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1642 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=717, Invalid=4833, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:52:23,803 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1819 mSDsluCounter, 4221 mSDsCounter, 0 mSdLazyCounter, 3482 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 4654 SdHoareTripleChecker+Invalid, 3714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:23,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 4654 Invalid, 3714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3482 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:52:23,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6621 states. [2022-03-01 16:52:23,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6621 to 2699. [2022-03-01 16:52:23,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:23,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-01 16:52:23,840 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-01 16:52:23,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:23,840 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-01 16:52:23,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:23,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-01 16:52:23,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:23,842 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:23,842 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:23,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-01 16:52:23,842 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:23,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:23,842 INFO L85 PathProgramCache]: Analyzing trace with hash -879427849, now seen corresponding path program 26 times [2022-03-01 16:52:23,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:23,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818163375] [2022-03-01 16:52:23,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:23,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:23,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:24,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:24,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:24,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [818163375] [2022-03-01 16:52:24,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [818163375] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:24,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:24,052 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:24,052 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422100284] [2022-03-01 16:52:24,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:24,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:24,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:24,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:24,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:24,052 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:25,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:25,180 INFO L93 Difference]: Finished difference Result 5455 states and 10503 transitions. [2022-03-01 16:52:25,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 16:52:25,180 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:25,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:25,185 INFO L225 Difference]: With dead ends: 5455 [2022-03-01 16:52:25,185 INFO L226 Difference]: Without dead ends: 5455 [2022-03-01 16:52:25,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1572 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=646, Invalid=4610, Unknown=0, NotChecked=0, Total=5256 [2022-03-01 16:52:25,186 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1238 mSDsluCounter, 4209 mSDsCounter, 0 mSdLazyCounter, 2617 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 4601 SdHoareTripleChecker+Invalid, 2691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:25,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 4601 Invalid, 2691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2617 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:52:25,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5455 states. [2022-03-01 16:52:25,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5455 to 2689. [2022-03-01 16:52:25,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2677 states have (on average 1.9308927904370563) internal successors, (5169), 2688 states have internal predecessors, (5169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:25,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 5169 transitions. [2022-03-01 16:52:25,215 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 5169 transitions. Word has length 135 [2022-03-01 16:52:25,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:25,215 INFO L470 AbstractCegarLoop]: Abstraction has 2689 states and 5169 transitions. [2022-03-01 16:52:25,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:25,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5169 transitions. [2022-03-01 16:52:25,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:25,216 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:25,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:25,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-01 16:52:25,217 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:25,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:25,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1188487457, now seen corresponding path program 5 times [2022-03-01 16:52:25,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:25,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358501561] [2022-03-01 16:52:25,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:25,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:25,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358501561] [2022-03-01 16:52:25,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358501561] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:25,401 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:25,401 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:25,401 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056205777] [2022-03-01 16:52:25,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:25,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:25,401 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:25,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:25,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:25,401 INFO L87 Difference]: Start difference. First operand 2689 states and 5169 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:27,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:27,002 INFO L93 Difference]: Finished difference Result 5780 states and 11081 transitions. [2022-03-01 16:52:27,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:52:27,002 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:27,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:27,009 INFO L225 Difference]: With dead ends: 5780 [2022-03-01 16:52:27,009 INFO L226 Difference]: Without dead ends: 5780 [2022-03-01 16:52:27,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=645, Invalid=4047, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:52:27,011 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1396 mSDsluCounter, 4461 mSDsCounter, 0 mSdLazyCounter, 3788 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 4875 SdHoareTripleChecker+Invalid, 3971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:27,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 4875 Invalid, 3971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3788 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:52:27,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-03-01 16:52:27,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 2691. [2022-03-01 16:52:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-01 16:52:27,048 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-01 16:52:27,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:27,048 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-01 16:52:27,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-01 16:52:27,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:27,049 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:27,049 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:27,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-01 16:52:27,050 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:27,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:27,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1176594537, now seen corresponding path program 6 times [2022-03-01 16:52:27,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:27,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347359317] [2022-03-01 16:52:27,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:27,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:27,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:27,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347359317] [2022-03-01 16:52:27,278 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347359317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:27,278 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:27,278 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:27,278 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66103786] [2022-03-01 16:52:27,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:27,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:27,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:27,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:27,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:27,279 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:29,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:29,681 INFO L93 Difference]: Finished difference Result 5900 states and 11316 transitions. [2022-03-01 16:52:29,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:52:29,681 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:29,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:29,687 INFO L225 Difference]: With dead ends: 5900 [2022-03-01 16:52:29,688 INFO L226 Difference]: Without dead ends: 5900 [2022-03-01 16:52:29,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1442 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=693, Invalid=4419, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:29,688 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 1383 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 4299 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 4465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 4299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:29,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 5173 Invalid, 4465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 4299 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:52:29,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2022-03-01 16:52:29,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 2691. [2022-03-01 16:52:29,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-01 16:52:29,718 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-01 16:52:29,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:29,719 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-01 16:52:29,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:29,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-01 16:52:29,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:29,720 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:29,720 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:29,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-01 16:52:29,720 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:29,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:29,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1939731061, now seen corresponding path program 7 times [2022-03-01 16:52:29,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:29,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951102364] [2022-03-01 16:52:29,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:29,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:29,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:29,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:29,959 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:29,959 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951102364] [2022-03-01 16:52:29,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951102364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:29,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:29,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:29,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563385024] [2022-03-01 16:52:29,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:29,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:29,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:29,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:29,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:29,960 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:32,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:32,319 INFO L93 Difference]: Finished difference Result 5980 states and 11476 transitions. [2022-03-01 16:52:32,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:52:32,320 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:32,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:32,327 INFO L225 Difference]: With dead ends: 5980 [2022-03-01 16:52:32,328 INFO L226 Difference]: Without dead ends: 5980 [2022-03-01 16:52:32,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1451 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=683, Invalid=4429, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:32,328 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1589 mSDsluCounter, 4287 mSDsCounter, 0 mSdLazyCounter, 3768 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 3983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 3768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:32,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 4695 Invalid, 3983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 3768 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:52:32,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5980 states. [2022-03-01 16:52:32,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5980 to 2691. [2022-03-01 16:52:32,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-01 16:52:32,362 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-01 16:52:32,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:32,362 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-01 16:52:32,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:32,362 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-01 16:52:32,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:32,363 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:32,363 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:32,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-01 16:52:32,364 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:32,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:32,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1227813349, now seen corresponding path program 8 times [2022-03-01 16:52:32,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:32,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157474398] [2022-03-01 16:52:32,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:32,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:32,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:32,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:32,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157474398] [2022-03-01 16:52:32,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157474398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:32,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:32,610 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:32,610 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427236968] [2022-03-01 16:52:32,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:32,610 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:32,610 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:32,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:32,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:32,610 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:34,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:34,189 INFO L93 Difference]: Finished difference Result 5869 states and 11254 transitions. [2022-03-01 16:52:34,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:52:34,189 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:34,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:34,196 INFO L225 Difference]: With dead ends: 5869 [2022-03-01 16:52:34,196 INFO L226 Difference]: Without dead ends: 5869 [2022-03-01 16:52:34,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1458 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=675, Invalid=4437, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:34,196 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 1480 mSDsluCounter, 3993 mSDsCounter, 0 mSdLazyCounter, 3280 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 3516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 3280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:34,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 4397 Invalid, 3516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 3280 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:52:34,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5869 states. [2022-03-01 16:52:34,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5869 to 2667. [2022-03-01 16:52:34,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:34,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-03-01 16:52:34,225 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-03-01 16:52:34,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:34,226 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-03-01 16:52:34,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:34,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-03-01 16:52:34,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:34,227 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:34,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:34,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-01 16:52:34,227 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:34,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:34,227 INFO L85 PathProgramCache]: Analyzing trace with hash 211871729, now seen corresponding path program 27 times [2022-03-01 16:52:34,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:34,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788222809] [2022-03-01 16:52:34,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:34,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:34,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:34,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:34,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:34,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788222809] [2022-03-01 16:52:34,554 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788222809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:34,554 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:34,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:34,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658128413] [2022-03-01 16:52:34,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:34,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:34,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:34,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:34,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:34,555 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:36,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:36,197 INFO L93 Difference]: Finished difference Result 4285 states and 8280 transitions. [2022-03-01 16:52:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:52:36,197 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:36,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:36,202 INFO L225 Difference]: With dead ends: 4285 [2022-03-01 16:52:36,202 INFO L226 Difference]: Without dead ends: 4285 [2022-03-01 16:52:36,202 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1274 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:52:36,202 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1399 mSDsluCounter, 3516 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 3822 SdHoareTripleChecker+Invalid, 2813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:36,202 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 3822 Invalid, 2813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:52:36,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2022-03-01 16:52:36,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 2661. [2022-03-01 16:52:36,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:36,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-03-01 16:52:36,227 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-03-01 16:52:36,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:36,227 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-03-01 16:52:36,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:36,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-03-01 16:52:36,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:36,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:36,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:36,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-01 16:52:36,228 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:36,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:36,229 INFO L85 PathProgramCache]: Analyzing trace with hash -1676746439, now seen corresponding path program 28 times [2022-03-01 16:52:36,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:36,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643916113] [2022-03-01 16:52:36,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:36,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:36,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:36,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643916113] [2022-03-01 16:52:36,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643916113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:36,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:36,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:36,569 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053230131] [2022-03-01 16:52:36,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:36,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:36,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:36,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:36,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:36,570 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:38,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:38,277 INFO L93 Difference]: Finished difference Result 4317 states and 8342 transitions. [2022-03-01 16:52:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:52:38,277 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:38,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:38,282 INFO L225 Difference]: With dead ends: 4317 [2022-03-01 16:52:38,282 INFO L226 Difference]: Without dead ends: 4317 [2022-03-01 16:52:38,282 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1479 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:38,282 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1282 mSDsluCounter, 3610 mSDsCounter, 0 mSdLazyCounter, 2653 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3925 SdHoareTripleChecker+Invalid, 2781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:38,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3925 Invalid, 2781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2653 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:38,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-03-01 16:52:38,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 2655. [2022-03-01 16:52:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2643 states have (on average 1.930003783579266) internal successors, (5101), 2654 states have internal predecessors, (5101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 5101 transitions. [2022-03-01 16:52:38,309 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 5101 transitions. Word has length 135 [2022-03-01 16:52:38,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:38,309 INFO L470 AbstractCegarLoop]: Abstraction has 2655 states and 5101 transitions. [2022-03-01 16:52:38,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:38,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5101 transitions. [2022-03-01 16:52:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:38,310 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:38,310 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:38,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-01 16:52:38,310 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:38,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:38,310 INFO L85 PathProgramCache]: Analyzing trace with hash 1505641649, now seen corresponding path program 29 times [2022-03-01 16:52:38,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:38,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428671864] [2022-03-01 16:52:38,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:38,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:38,632 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:38,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428671864] [2022-03-01 16:52:38,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428671864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:38,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:38,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:38,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599641523] [2022-03-01 16:52:38,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:38,633 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:38,633 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:38,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:38,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:38,633 INFO L87 Difference]: Start difference. First operand 2655 states and 5101 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:40,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:40,358 INFO L93 Difference]: Finished difference Result 4377 states and 8458 transitions. [2022-03-01 16:52:40,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:52:40,358 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:40,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:40,363 INFO L225 Difference]: With dead ends: 4377 [2022-03-01 16:52:40,364 INFO L226 Difference]: Without dead ends: 4377 [2022-03-01 16:52:40,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1584 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=828, Invalid=4574, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:52:40,364 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1418 mSDsluCounter, 3671 mSDsCounter, 0 mSdLazyCounter, 2848 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 3991 SdHoareTripleChecker+Invalid, 3006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 2848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:40,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 3991 Invalid, 3006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 2848 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:52:40,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-03-01 16:52:40,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 2649. [2022-03-01 16:52:40,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:40,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-03-01 16:52:40,391 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-03-01 16:52:40,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:40,392 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-03-01 16:52:40,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:40,392 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-03-01 16:52:40,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:40,393 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:40,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:40,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-01 16:52:40,393 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:40,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:40,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1866284167, now seen corresponding path program 30 times [2022-03-01 16:52:40,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:40,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721017201] [2022-03-01 16:52:40,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:40,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:40,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:40,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:40,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721017201] [2022-03-01 16:52:40,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721017201] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:40,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:40,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:52:40,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469273096] [2022-03-01 16:52:40,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:40,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:52:40,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:40,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:52:40,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:52:40,670 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:42,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:42,401 INFO L93 Difference]: Finished difference Result 4345 states and 8396 transitions. [2022-03-01 16:52:42,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 16:52:42,402 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:42,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:42,406 INFO L225 Difference]: With dead ends: 4345 [2022-03-01 16:52:42,406 INFO L226 Difference]: Without dead ends: 4345 [2022-03-01 16:52:42,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1695 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-03-01 16:52:42,407 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1563 mSDsluCounter, 3256 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 3584 SdHoareTripleChecker+Invalid, 2596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:42,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1563 Valid, 3584 Invalid, 2596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2437 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:42,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-01 16:52:42,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 2595. [2022-03-01 16:52:42,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2595 states, 2583 states have (on average 1.9268292682926829) internal successors, (4977), 2594 states have internal predecessors, (4977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:42,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2595 states and 4977 transitions. [2022-03-01 16:52:42,430 INFO L78 Accepts]: Start accepts. Automaton has 2595 states and 4977 transitions. Word has length 135 [2022-03-01 16:52:42,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:42,430 INFO L470 AbstractCegarLoop]: Abstraction has 2595 states and 4977 transitions. [2022-03-01 16:52:42,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:42,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 4977 transitions. [2022-03-01 16:52:42,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:42,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:42,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:42,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-01 16:52:42,432 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:42,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:42,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1082715995, now seen corresponding path program 9 times [2022-03-01 16:52:42,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:42,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9674108] [2022-03-01 16:52:42,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:42,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:42,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:42,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:42,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9674108] [2022-03-01 16:52:42,681 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9674108] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:42,681 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:42,681 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:42,681 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [479326729] [2022-03-01 16:52:42,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:42,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:42,681 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:42,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:42,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:42,682 INFO L87 Difference]: Start difference. First operand 2595 states and 4977 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:44,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:44,723 INFO L93 Difference]: Finished difference Result 5353 states and 10291 transitions. [2022-03-01 16:52:44,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:52:44,723 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:44,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:44,729 INFO L225 Difference]: With dead ends: 5353 [2022-03-01 16:52:44,729 INFO L226 Difference]: Without dead ends: 5353 [2022-03-01 16:52:44,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1320 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=611, Invalid=4081, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:52:44,730 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1745 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 3652 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 4134 SdHoareTripleChecker+Invalid, 3846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 3652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:44,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1745 Valid, 4134 Invalid, 3846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 3652 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:52:44,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5353 states. [2022-03-01 16:52:44,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5353 to 2751. [2022-03-01 16:52:44,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:44,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-03-01 16:52:44,761 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-03-01 16:52:44,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:44,762 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-03-01 16:52:44,762 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:44,762 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-03-01 16:52:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:44,763 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:44,763 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:44,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-01 16:52:44,763 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:44,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:44,763 INFO L85 PathProgramCache]: Analyzing trace with hash -1911470773, now seen corresponding path program 31 times [2022-03-01 16:52:44,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:44,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253186213] [2022-03-01 16:52:44,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:44,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:45,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:45,001 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:45,001 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253186213] [2022-03-01 16:52:45,001 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253186213] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:45,001 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:45,001 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:45,001 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784667545] [2022-03-01 16:52:45,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:45,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:45,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:45,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:45,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:45,002 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:46,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:46,589 INFO L93 Difference]: Finished difference Result 4755 states and 9174 transitions. [2022-03-01 16:52:46,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:52:46,590 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:46,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:46,596 INFO L225 Difference]: With dead ends: 4755 [2022-03-01 16:52:46,596 INFO L226 Difference]: Without dead ends: 4755 [2022-03-01 16:52:46,597 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1289 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=603, Invalid=3953, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:52:46,597 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1352 mSDsluCounter, 3517 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1352 SdHoareTripleChecker+Valid, 3854 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:46,597 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1352 Valid, 3854 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:52:46,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4755 states. [2022-03-01 16:52:46,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4755 to 2711. [2022-03-01 16:52:46,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2711 states, 2699 states have (on average 1.9314560948499444) internal successors, (5213), 2710 states have internal predecessors, (5213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:46,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 5213 transitions. [2022-03-01 16:52:46,629 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 5213 transitions. Word has length 135 [2022-03-01 16:52:46,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:46,629 INFO L470 AbstractCegarLoop]: Abstraction has 2711 states and 5213 transitions. [2022-03-01 16:52:46,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5213 transitions. [2022-03-01 16:52:46,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:46,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:46,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:46,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-01 16:52:46,631 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:46,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:46,631 INFO L85 PathProgramCache]: Analyzing trace with hash -2008618477, now seen corresponding path program 32 times [2022-03-01 16:52:46,631 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:46,631 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432766682] [2022-03-01 16:52:46,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:46,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:46,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:46,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:46,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:46,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432766682] [2022-03-01 16:52:46,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432766682] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:46,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:46,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:46,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284743765] [2022-03-01 16:52:46,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:46,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:46,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:46,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:46,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:46,911 INFO L87 Difference]: Start difference. First operand 2711 states and 5213 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:48,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:48,273 INFO L93 Difference]: Finished difference Result 3727 states and 7211 transitions. [2022-03-01 16:52:48,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:52:48,273 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:48,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:48,277 INFO L225 Difference]: With dead ends: 3727 [2022-03-01 16:52:48,277 INFO L226 Difference]: Without dead ends: 3727 [2022-03-01 16:52:48,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1011 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=561, Invalid=3221, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:52:48,278 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1037 mSDsluCounter, 2824 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3100 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:48,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3100 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:52:48,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3727 states. [2022-03-01 16:52:48,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3727 to 2717. [2022-03-01 16:52:48,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2717 states, 2705 states have (on average 1.9316081330868762) internal successors, (5225), 2716 states have internal predecessors, (5225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:48,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2717 states and 5225 transitions. [2022-03-01 16:52:48,303 INFO L78 Accepts]: Start accepts. Automaton has 2717 states and 5225 transitions. Word has length 135 [2022-03-01 16:52:48,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:48,303 INFO L470 AbstractCegarLoop]: Abstraction has 2717 states and 5225 transitions. [2022-03-01 16:52:48,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5225 transitions. [2022-03-01 16:52:48,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:48,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:48,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:48,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-01 16:52:48,304 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:48,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:48,305 INFO L85 PathProgramCache]: Analyzing trace with hash 570978343, now seen corresponding path program 33 times [2022-03-01 16:52:48,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:48,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397230151] [2022-03-01 16:52:48,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:48,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:48,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:48,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:48,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397230151] [2022-03-01 16:52:48,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397230151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:48,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:48,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:48,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505228775] [2022-03-01 16:52:48,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:48,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:48,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:48,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:48,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:48,494 INFO L87 Difference]: Start difference. First operand 2717 states and 5225 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:49,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:49,536 INFO L93 Difference]: Finished difference Result 3761 states and 7277 transitions. [2022-03-01 16:52:49,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:52:49,536 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:49,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:49,541 INFO L225 Difference]: With dead ends: 3761 [2022-03-01 16:52:49,541 INFO L226 Difference]: Without dead ends: 3761 [2022-03-01 16:52:49,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1098 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=579, Invalid=3453, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:52:49,541 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1006 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 2366 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 3283 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 2366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:49,541 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 3283 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 2366 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:52:49,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3761 states. [2022-03-01 16:52:49,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3761 to 2715. [2022-03-01 16:52:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2703 states have (on average 1.931557528671846) internal successors, (5221), 2714 states have internal predecessors, (5221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:49,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 5221 transitions. [2022-03-01 16:52:49,587 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 5221 transitions. Word has length 135 [2022-03-01 16:52:49,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:49,588 INFO L470 AbstractCegarLoop]: Abstraction has 2715 states and 5221 transitions. [2022-03-01 16:52:49,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:49,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5221 transitions. [2022-03-01 16:52:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:49,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:49,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:49,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-01 16:52:49,589 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:49,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:49,589 INFO L85 PathProgramCache]: Analyzing trace with hash -210592207, now seen corresponding path program 34 times [2022-03-01 16:52:49,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:49,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177524520] [2022-03-01 16:52:49,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:49,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:49,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:49,983 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:49,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177524520] [2022-03-01 16:52:49,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177524520] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:49,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:49,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:49,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [698149765] [2022-03-01 16:52:49,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:49,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:49,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:49,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:49,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:49,984 INFO L87 Difference]: Start difference. First operand 2715 states and 5221 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:51,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:51,436 INFO L93 Difference]: Finished difference Result 3786 states and 7325 transitions. [2022-03-01 16:52:51,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:52:51,437 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:51,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:51,441 INFO L225 Difference]: With dead ends: 3786 [2022-03-01 16:52:51,441 INFO L226 Difference]: Without dead ends: 3786 [2022-03-01 16:52:51,442 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=563, Invalid=3469, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:52:51,442 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1209 mSDsluCounter, 2938 mSDsCounter, 0 mSdLazyCounter, 2484 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 3228 SdHoareTripleChecker+Invalid, 2581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:51,442 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1209 Valid, 3228 Invalid, 2581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2484 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:52:51,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3786 states. [2022-03-01 16:52:51,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 2713. [2022-03-01 16:52:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2713 states, 2701 states have (on average 1.9315068493150684) internal successors, (5217), 2712 states have internal predecessors, (5217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:51,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2713 states and 5217 transitions. [2022-03-01 16:52:51,468 INFO L78 Accepts]: Start accepts. Automaton has 2713 states and 5217 transitions. Word has length 135 [2022-03-01 16:52:51,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:51,469 INFO L470 AbstractCegarLoop]: Abstraction has 2713 states and 5217 transitions. [2022-03-01 16:52:51,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:51,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 5217 transitions. [2022-03-01 16:52:51,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:51,470 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:51,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:51,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-01 16:52:51,470 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:51,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:51,470 INFO L85 PathProgramCache]: Analyzing trace with hash 2075227017, now seen corresponding path program 35 times [2022-03-01 16:52:51,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:51,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578833796] [2022-03-01 16:52:51,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:51,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:51,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:51,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578833796] [2022-03-01 16:52:51,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [578833796] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:51,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:51,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:51,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306502775] [2022-03-01 16:52:51,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:51,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:51,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:51,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:51,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:51,723 INFO L87 Difference]: Start difference. First operand 2713 states and 5217 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:52,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:52,959 INFO L93 Difference]: Finished difference Result 3816 states and 7383 transitions. [2022-03-01 16:52:52,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:52:52,959 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:52,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:52,963 INFO L225 Difference]: With dead ends: 3816 [2022-03-01 16:52:52,963 INFO L226 Difference]: Without dead ends: 3816 [2022-03-01 16:52:52,963 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=555, Invalid=3477, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:52:52,963 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1208 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 2991 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 3723 SdHoareTripleChecker+Invalid, 3091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 2991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:52,963 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 3723 Invalid, 3091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 2991 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:52:52,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2022-03-01 16:52:52,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 2703. [2022-03-01 16:52:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2703 states, 2691 states have (on average 1.9312523225566705) internal successors, (5197), 2702 states have internal predecessors, (5197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2703 states and 5197 transitions. [2022-03-01 16:52:52,987 INFO L78 Accepts]: Start accepts. Automaton has 2703 states and 5197 transitions. Word has length 135 [2022-03-01 16:52:52,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:52,987 INFO L470 AbstractCegarLoop]: Abstraction has 2703 states and 5197 transitions. [2022-03-01 16:52:52,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 5197 transitions. [2022-03-01 16:52:52,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:52,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:52,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:52,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-01 16:52:52,989 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:52,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:52,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1046142225, now seen corresponding path program 10 times [2022-03-01 16:52:52,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:52,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050100896] [2022-03-01 16:52:52,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:52,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:53,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:53,228 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:53,228 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050100896] [2022-03-01 16:52:53,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050100896] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:53,228 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:53,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:53,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383092552] [2022-03-01 16:52:53,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:53,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:53,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:53,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:53,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:53,229 INFO L87 Difference]: Start difference. First operand 2703 states and 5197 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:55,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:55,111 INFO L93 Difference]: Finished difference Result 7157 states and 13749 transitions. [2022-03-01 16:52:55,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-01 16:52:55,111 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:55,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:55,120 INFO L225 Difference]: With dead ends: 7157 [2022-03-01 16:52:55,120 INFO L226 Difference]: Without dead ends: 7157 [2022-03-01 16:52:55,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1831 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=745, Invalid=5261, Unknown=0, NotChecked=0, Total=6006 [2022-03-01 16:52:55,121 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 1752 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 4099 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 5064 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 4099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:55,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 5064 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 4099 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:52:55,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7157 states. [2022-03-01 16:52:55,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7157 to 2751. [2022-03-01 16:52:55,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:55,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-03-01 16:52:55,160 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-03-01 16:52:55,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:55,161 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-03-01 16:52:55,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:55,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-03-01 16:52:55,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:55,162 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:55,162 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:55,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-01 16:52:55,162 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:55,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:55,162 INFO L85 PathProgramCache]: Analyzing trace with hash 217387447, now seen corresponding path program 36 times [2022-03-01 16:52:55,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:55,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143991751] [2022-03-01 16:52:55,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:55,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:55,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:55,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:55,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143991751] [2022-03-01 16:52:55,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143991751] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:55,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:55,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:55,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566891097] [2022-03-01 16:52:55,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:55,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:55,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:55,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:55,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:55,390 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:56,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:56,723 INFO L93 Difference]: Finished difference Result 5997 states and 11575 transitions. [2022-03-01 16:52:56,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-01 16:52:56,723 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:56,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:56,730 INFO L225 Difference]: With dead ends: 5997 [2022-03-01 16:52:56,730 INFO L226 Difference]: Without dead ends: 5997 [2022-03-01 16:52:56,731 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1977 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=764, Invalid=5556, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 16:52:56,731 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1333 mSDsluCounter, 4249 mSDsCounter, 0 mSdLazyCounter, 2884 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:56,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 4653 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2884 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:52:56,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5997 states. [2022-03-01 16:52:56,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5997 to 2741. [2022-03-01 16:52:56,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-03-01 16:52:56,766 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-03-01 16:52:56,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:56,766 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-03-01 16:52:56,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:56,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-03-01 16:52:56,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:56,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:56,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:56,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-01 16:52:56,767 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:56,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:56,767 INFO L85 PathProgramCache]: Analyzing trace with hash -2009664543, now seen corresponding path program 11 times [2022-03-01 16:52:56,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:56,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892040685] [2022-03-01 16:52:56,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:56,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:57,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:57,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:57,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892040685] [2022-03-01 16:52:57,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892040685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:57,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:57,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:57,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815869819] [2022-03-01 16:52:57,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:57,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:57,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:57,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:57,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:57,035 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:59,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:52:59,097 INFO L93 Difference]: Finished difference Result 6316 states and 12141 transitions. [2022-03-01 16:52:59,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 16:52:59,097 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:52:59,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:52:59,104 INFO L225 Difference]: With dead ends: 6316 [2022-03-01 16:52:59,104 INFO L226 Difference]: Without dead ends: 6316 [2022-03-01 16:52:59,105 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1456 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=669, Invalid=4443, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:52:59,105 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1545 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3816 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 4734 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 3816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:52:59,105 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1545 Valid, 4734 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 3816 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:52:59,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-01 16:52:59,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 2741. [2022-03-01 16:52:59,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:59,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-03-01 16:52:59,137 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-03-01 16:52:59,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:52:59,137 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-03-01 16:52:59,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:52:59,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-03-01 16:52:59,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:52:59,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:52:59,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:52:59,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-01 16:52:59,139 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:52:59,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:52:59,139 INFO L85 PathProgramCache]: Analyzing trace with hash -2021557463, now seen corresponding path program 12 times [2022-03-01 16:52:59,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:52:59,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698290931] [2022-03-01 16:52:59,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:52:59,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:52:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:52:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:52:59,404 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:52:59,404 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698290931] [2022-03-01 16:52:59,405 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698290931] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:52:59,405 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:52:59,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:52:59,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888045824] [2022-03-01 16:52:59,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:52:59,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:52:59,405 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:52:59,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:52:59,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:52:59,406 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:01,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:01,795 INFO L93 Difference]: Finished difference Result 6436 states and 12376 transitions. [2022-03-01 16:53:01,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 16:53:01,795 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:01,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:01,804 INFO L225 Difference]: With dead ends: 6436 [2022-03-01 16:53:01,804 INFO L226 Difference]: Without dead ends: 6436 [2022-03-01 16:53:01,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1620 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=715, Invalid=4835, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:53:01,805 INFO L933 BasicCegarLoop]: 453 mSDtfsCounter, 1768 mSDsluCounter, 4364 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 4814 SdHoareTripleChecker+Invalid, 4168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:01,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 4814 Invalid, 4168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:53:01,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-03-01 16:53:01,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 2739. [2022-03-01 16:53:01,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 2727 states have (on average 1.9321598826549322) internal successors, (5269), 2738 states have internal predecessors, (5269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:01,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 5269 transitions. [2022-03-01 16:53:01,850 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 5269 transitions. Word has length 135 [2022-03-01 16:53:01,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:01,850 INFO L470 AbstractCegarLoop]: Abstraction has 2739 states and 5269 transitions. [2022-03-01 16:53:01,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:01,850 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 5269 transitions. [2022-03-01 16:53:01,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:01,851 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:01,851 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:01,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-01 16:53:01,851 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:01,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:01,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1258420939, now seen corresponding path program 13 times [2022-03-01 16:53:01,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:01,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343411679] [2022-03-01 16:53:01,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:01,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:01,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:02,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:02,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:02,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343411679] [2022-03-01 16:53:02,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343411679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:02,029 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:02,029 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:02,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874832917] [2022-03-01 16:53:02,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:02,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:02,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:02,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:02,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:02,030 INFO L87 Difference]: Start difference. First operand 2739 states and 5269 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:03,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:03,806 INFO L93 Difference]: Finished difference Result 6516 states and 12536 transitions. [2022-03-01 16:53:03,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 16:53:03,806 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:03,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:03,813 INFO L225 Difference]: With dead ends: 6516 [2022-03-01 16:53:03,814 INFO L226 Difference]: Without dead ends: 6516 [2022-03-01 16:53:03,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1629 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=705, Invalid=4845, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:53:03,814 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 1637 mSDsluCounter, 4511 mSDsCounter, 0 mSdLazyCounter, 4019 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4943 SdHoareTripleChecker+Invalid, 4230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 4019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:03,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4943 Invalid, 4230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 4019 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:53:03,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2022-03-01 16:53:03,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 2737. [2022-03-01 16:53:03,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 2725 states have (on average 1.9321100917431193) internal successors, (5265), 2736 states have internal predecessors, (5265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 5265 transitions. [2022-03-01 16:53:03,847 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 5265 transitions. Word has length 135 [2022-03-01 16:53:03,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:03,847 INFO L470 AbstractCegarLoop]: Abstraction has 2737 states and 5265 transitions. [2022-03-01 16:53:03,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 5265 transitions. [2022-03-01 16:53:03,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:03,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:03,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:03,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-01 16:53:03,849 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:03,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:03,849 INFO L85 PathProgramCache]: Analyzing trace with hash -130998053, now seen corresponding path program 14 times [2022-03-01 16:53:03,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:03,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327030196] [2022-03-01 16:53:03,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:03,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:04,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:04,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327030196] [2022-03-01 16:53:04,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327030196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:04,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:04,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:04,029 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649898030] [2022-03-01 16:53:04,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:04,029 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:04,029 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:04,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:04,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:04,029 INFO L87 Difference]: Start difference. First operand 2737 states and 5265 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:06,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:06,486 INFO L93 Difference]: Finished difference Result 6405 states and 12314 transitions. [2022-03-01 16:53:06,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-01 16:53:06,486 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:06,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:06,493 INFO L225 Difference]: With dead ends: 6405 [2022-03-01 16:53:06,493 INFO L226 Difference]: Without dead ends: 6405 [2022-03-01 16:53:06,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1636 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=697, Invalid=4853, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:53:06,494 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1527 mSDsluCounter, 5026 mSDsCounter, 0 mSdLazyCounter, 4503 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 5454 SdHoareTripleChecker+Invalid, 4694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:06,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 5454 Invalid, 4694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4503 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:53:06,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6405 states. [2022-03-01 16:53:06,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6405 to 2699. [2022-03-01 16:53:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:06,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-01 16:53:06,526 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-01 16:53:06,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:06,526 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-01 16:53:06,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:06,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-01 16:53:06,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:06,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:06,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:06,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-01 16:53:06,527 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:06,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:06,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1540590545, now seen corresponding path program 15 times [2022-03-01 16:53:06,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:06,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256852138] [2022-03-01 16:53:06,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:06,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:06,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:06,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:06,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:06,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256852138] [2022-03-01 16:53:06,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256852138] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:06,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:06,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:06,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617540445] [2022-03-01 16:53:06,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:06,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:06,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:06,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:06,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:06,766 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:09,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:09,009 INFO L93 Difference]: Finished difference Result 6795 states and 13022 transitions. [2022-03-01 16:53:09,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 16:53:09,010 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:09,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:09,017 INFO L225 Difference]: With dead ends: 6795 [2022-03-01 16:53:09,017 INFO L226 Difference]: Without dead ends: 6775 [2022-03-01 16:53:09,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2015 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=848, Invalid=5632, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 16:53:09,018 INFO L933 BasicCegarLoop]: 420 mSDtfsCounter, 2021 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 3486 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2021 SdHoareTripleChecker+Valid, 4299 SdHoareTripleChecker+Invalid, 3755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 3486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:09,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2021 Valid, 4299 Invalid, 3755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 3486 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:53:09,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6775 states. [2022-03-01 16:53:09,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6775 to 2963. [2022-03-01 16:53:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.9400203320908167) internal successors, (5725), 2962 states have internal predecessors, (5725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:09,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5725 transitions. [2022-03-01 16:53:09,053 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5725 transitions. Word has length 135 [2022-03-01 16:53:09,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:09,053 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5725 transitions. [2022-03-01 16:53:09,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:09,053 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5725 transitions. [2022-03-01 16:53:09,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:09,054 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:09,054 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:09,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-01 16:53:09,054 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:09,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:09,054 INFO L85 PathProgramCache]: Analyzing trace with hash 711835767, now seen corresponding path program 37 times [2022-03-01 16:53:09,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:09,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364635145] [2022-03-01 16:53:09,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:09,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:09,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:09,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:09,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:09,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364635145] [2022-03-01 16:53:09,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364635145] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:09,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:09,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:09,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778257882] [2022-03-01 16:53:09,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:09,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:09,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:09,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:09,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:09,263 INFO L87 Difference]: Start difference. First operand 2963 states and 5725 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:10,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:10,873 INFO L93 Difference]: Finished difference Result 5589 states and 10765 transitions. [2022-03-01 16:53:10,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-01 16:53:10,873 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:10,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:10,878 INFO L225 Difference]: With dead ends: 5589 [2022-03-01 16:53:10,879 INFO L226 Difference]: Without dead ends: 5589 [2022-03-01 16:53:10,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=752, Invalid=5254, Unknown=0, NotChecked=0, Total=6006 [2022-03-01 16:53:10,879 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1452 mSDsluCounter, 4107 mSDsCounter, 0 mSdLazyCounter, 2969 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 3060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 2969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:10,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 4473 Invalid, 3060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 2969 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:53:10,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-03-01 16:53:10,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 2981. [2022-03-01 16:53:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:10,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-03-01 16:53:10,912 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-03-01 16:53:10,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:10,913 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-03-01 16:53:10,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:10,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-03-01 16:53:10,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:10,914 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:10,914 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:10,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-01 16:53:10,914 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:10,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:10,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1515216223, now seen corresponding path program 16 times [2022-03-01 16:53:10,914 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:10,914 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403393220] [2022-03-01 16:53:10,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:10,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:10,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:11,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:11,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:11,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403393220] [2022-03-01 16:53:11,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403393220] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:11,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:11,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:11,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248214075] [2022-03-01 16:53:11,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:11,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:11,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:11,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:11,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:11,209 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:13,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:13,874 INFO L93 Difference]: Finished difference Result 7356 states and 14088 transitions. [2022-03-01 16:53:13,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 16:53:13,875 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:13,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:13,882 INFO L225 Difference]: With dead ends: 7356 [2022-03-01 16:53:13,882 INFO L226 Difference]: Without dead ends: 7356 [2022-03-01 16:53:13,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2008 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=873, Invalid=5607, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 16:53:13,883 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1596 mSDsluCounter, 4971 mSDsCounter, 0 mSdLazyCounter, 4399 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 5404 SdHoareTripleChecker+Invalid, 4577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 4399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:13,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 5404 Invalid, 4577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 4399 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:53:13,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2022-03-01 16:53:13,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 2987. [2022-03-01 16:53:13,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2975 states have (on average 1.9405042016806722) internal successors, (5773), 2986 states have internal predecessors, (5773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:13,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 5773 transitions. [2022-03-01 16:53:13,919 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 5773 transitions. Word has length 135 [2022-03-01 16:53:13,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:13,919 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 5773 transitions. [2022-03-01 16:53:13,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:13,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 5773 transitions. [2022-03-01 16:53:13,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:13,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:13,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:13,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-01 16:53:13,920 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:13,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:13,921 INFO L85 PathProgramCache]: Analyzing trace with hash -1527109143, now seen corresponding path program 17 times [2022-03-01 16:53:13,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:13,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904777682] [2022-03-01 16:53:13,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:13,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:14,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:14,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:14,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904777682] [2022-03-01 16:53:14,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904777682] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:14,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:14,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:14,131 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149324407] [2022-03-01 16:53:14,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:14,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:14,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:14,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:14,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:14,132 INFO L87 Difference]: Start difference. First operand 2987 states and 5773 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:17,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:17,224 INFO L93 Difference]: Finished difference Result 7476 states and 14323 transitions. [2022-03-01 16:53:17,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-01 16:53:17,224 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:17,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:17,233 INFO L225 Difference]: With dead ends: 7476 [2022-03-01 16:53:17,233 INFO L226 Difference]: Without dead ends: 7476 [2022-03-01 16:53:17,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2130 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=909, Invalid=5897, Unknown=0, NotChecked=0, Total=6806 [2022-03-01 16:53:17,234 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1624 mSDsluCounter, 5183 mSDsCounter, 0 mSdLazyCounter, 4890 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 4890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:17,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1624 Valid, 5632 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 4890 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-01 16:53:17,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7476 states. [2022-03-01 16:53:17,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7476 to 2985. [2022-03-01 16:53:17,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2985 states, 2973 states have (on average 1.9404641775983855) internal successors, (5769), 2984 states have internal predecessors, (5769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:17,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2985 states and 5769 transitions. [2022-03-01 16:53:17,273 INFO L78 Accepts]: Start accepts. Automaton has 2985 states and 5769 transitions. Word has length 135 [2022-03-01 16:53:17,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:17,273 INFO L470 AbstractCegarLoop]: Abstraction has 2985 states and 5769 transitions. [2022-03-01 16:53:17,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:17,273 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5769 transitions. [2022-03-01 16:53:17,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:17,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:17,275 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:17,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-01 16:53:17,275 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:17,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:17,275 INFO L85 PathProgramCache]: Analyzing trace with hash -763972619, now seen corresponding path program 18 times [2022-03-01 16:53:17,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:17,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471815594] [2022-03-01 16:53:17,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:17,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:17,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:17,451 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:17,451 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471815594] [2022-03-01 16:53:17,451 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471815594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:17,451 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:17,451 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:17,451 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460073657] [2022-03-01 16:53:17,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:17,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:17,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:17,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:17,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:17,452 INFO L87 Difference]: Start difference. First operand 2985 states and 5769 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:19,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:19,261 INFO L93 Difference]: Finished difference Result 7556 states and 14483 transitions. [2022-03-01 16:53:19,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-01 16:53:19,261 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:19,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:19,269 INFO L225 Difference]: With dead ends: 7556 [2022-03-01 16:53:19,270 INFO L226 Difference]: Without dead ends: 7556 [2022-03-01 16:53:19,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2137 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=899, Invalid=5907, Unknown=0, NotChecked=0, Total=6806 [2022-03-01 16:53:19,270 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 1792 mSDsluCounter, 4457 mSDsCounter, 0 mSdLazyCounter, 4036 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1792 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 4262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 4036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:19,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1792 Valid, 4889 Invalid, 4262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 4036 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:53:19,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7556 states. [2022-03-01 16:53:19,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7556 to 2983. [2022-03-01 16:53:19,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2983 states, 2971 states have (on average 1.9404240996297544) internal successors, (5765), 2982 states have internal predecessors, (5765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:19,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2983 states and 5765 transitions. [2022-03-01 16:53:19,310 INFO L78 Accepts]: Start accepts. Automaton has 2983 states and 5765 transitions. Word has length 135 [2022-03-01 16:53:19,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:19,310 INFO L470 AbstractCegarLoop]: Abstraction has 2983 states and 5765 transitions. [2022-03-01 16:53:19,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:19,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 5765 transitions. [2022-03-01 16:53:19,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:19,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:19,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:19,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-01 16:53:19,312 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:19,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:19,312 INFO L85 PathProgramCache]: Analyzing trace with hash 363450267, now seen corresponding path program 19 times [2022-03-01 16:53:19,312 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:19,312 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526907186] [2022-03-01 16:53:19,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:19,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:19,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:19,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526907186] [2022-03-01 16:53:19,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526907186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:19,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:19,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:19,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200000032] [2022-03-01 16:53:19,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:19,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:19,606 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:19,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:19,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:19,606 INFO L87 Difference]: Start difference. First operand 2983 states and 5765 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:21,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:21,472 INFO L93 Difference]: Finished difference Result 7620 states and 14611 transitions. [2022-03-01 16:53:21,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-01 16:53:21,472 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:21,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:21,482 INFO L225 Difference]: With dead ends: 7620 [2022-03-01 16:53:21,482 INFO L226 Difference]: Without dead ends: 7620 [2022-03-01 16:53:21,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2144 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=891, Invalid=5915, Unknown=0, NotChecked=0, Total=6806 [2022-03-01 16:53:21,483 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1901 mSDsluCounter, 4192 mSDsCounter, 0 mSdLazyCounter, 3700 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 4620 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:21,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 4620 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3700 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:53:21,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7620 states. [2022-03-01 16:53:21,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7620 to 2981. [2022-03-01 16:53:21,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-03-01 16:53:21,527 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-03-01 16:53:21,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:21,527 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-03-01 16:53:21,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-03-01 16:53:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:21,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:21,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:21,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-01 16:53:21,528 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:21,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:21,529 INFO L85 PathProgramCache]: Analyzing trace with hash -2011296415, now seen corresponding path program 20 times [2022-03-01 16:53:21,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:21,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870068287] [2022-03-01 16:53:21,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:21,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:21,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:21,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:21,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:21,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870068287] [2022-03-01 16:53:21,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870068287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:21,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:21,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:21,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343152514] [2022-03-01 16:53:21,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:21,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:21,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:21,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:21,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:21,797 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:23,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:23,768 INFO L93 Difference]: Finished difference Result 6172 states and 11858 transitions. [2022-03-01 16:53:23,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-01 16:53:23,768 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:23,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:23,775 INFO L225 Difference]: With dead ends: 6172 [2022-03-01 16:53:23,775 INFO L226 Difference]: Without dead ends: 6152 [2022-03-01 16:53:23,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1651 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=839, Invalid=4861, Unknown=0, NotChecked=0, Total=5700 [2022-03-01 16:53:23,776 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1613 mSDsluCounter, 4139 mSDsCounter, 0 mSdLazyCounter, 3760 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 4553 SdHoareTripleChecker+Invalid, 4000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 3760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:23,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 4553 Invalid, 4000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 3760 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:53:23,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2022-03-01 16:53:23,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 3286. [2022-03-01 16:53:23,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:23,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-01 16:53:23,819 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-01 16:53:23,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:23,819 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-01 16:53:23,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-01 16:53:23,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:23,820 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:23,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:23,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-01 16:53:23,821 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:23,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:23,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2044895643, now seen corresponding path program 21 times [2022-03-01 16:53:23,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:23,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530180838] [2022-03-01 16:53:23,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:24,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:24,097 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:24,097 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530180838] [2022-03-01 16:53:24,097 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530180838] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:24,097 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:24,097 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:24,097 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101553461] [2022-03-01 16:53:24,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:24,098 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:24,098 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:24,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:24,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:24,098 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:26,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:26,623 INFO L93 Difference]: Finished difference Result 5991 states and 11493 transitions. [2022-03-01 16:53:26,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 16:53:26,623 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:26,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:26,629 INFO L225 Difference]: With dead ends: 5991 [2022-03-01 16:53:26,629 INFO L226 Difference]: Without dead ends: 5991 [2022-03-01 16:53:26,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1951 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=933, Invalid=5547, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 16:53:26,630 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1569 mSDsluCounter, 4243 mSDsCounter, 0 mSdLazyCounter, 4038 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1569 SdHoareTripleChecker+Valid, 4644 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:26,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1569 Valid, 4644 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4038 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:53:26,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5991 states. [2022-03-01 16:53:26,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5991 to 3288. [2022-03-01 16:53:26,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:26,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-03-01 16:53:26,665 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-03-01 16:53:26,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:26,665 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-03-01 16:53:26,665 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:26,665 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-03-01 16:53:26,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:26,680 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:26,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:26,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-01 16:53:26,680 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:26,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:26,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1014191559, now seen corresponding path program 22 times [2022-03-01 16:53:26,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:26,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488639957] [2022-03-01 16:53:26,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:26,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:26,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:26,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:26,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488639957] [2022-03-01 16:53:26,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488639957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:26,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:26,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:26,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85516274] [2022-03-01 16:53:26,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:26,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:26,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:26,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:26,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:26,912 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:29,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:29,499 INFO L93 Difference]: Finished difference Result 6030 states and 11570 transitions. [2022-03-01 16:53:29,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-01 16:53:29,500 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:29,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:29,507 INFO L225 Difference]: With dead ends: 6030 [2022-03-01 16:53:29,507 INFO L226 Difference]: Without dead ends: 6030 [2022-03-01 16:53:29,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1889 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=910, Invalid=5410, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 16:53:29,508 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1512 mSDsluCounter, 4629 mSDsCounter, 0 mSdLazyCounter, 4516 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 4740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:29,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 5044 Invalid, 4740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4516 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:53:29,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-03-01 16:53:29,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 3286. [2022-03-01 16:53:29,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:29,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-01 16:53:29,544 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-01 16:53:29,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:29,544 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-01 16:53:29,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-01 16:53:29,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:29,545 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:29,545 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:29,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-01 16:53:29,545 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:29,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:29,545 INFO L85 PathProgramCache]: Analyzing trace with hash -2037018315, now seen corresponding path program 23 times [2022-03-01 16:53:29,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:29,545 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012506379] [2022-03-01 16:53:29,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:29,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:29,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:29,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:29,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012506379] [2022-03-01 16:53:29,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012506379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:29,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:29,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:29,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672878779] [2022-03-01 16:53:29,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:29,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:29,819 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:29,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:29,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:29,819 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:31,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:31,433 INFO L93 Difference]: Finished difference Result 5972 states and 11455 transitions. [2022-03-01 16:53:31,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-01 16:53:31,433 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:31,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:31,440 INFO L225 Difference]: With dead ends: 5972 [2022-03-01 16:53:31,440 INFO L226 Difference]: Without dead ends: 5972 [2022-03-01 16:53:31,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=890, Invalid=5430, Unknown=0, NotChecked=0, Total=6320 [2022-03-01 16:53:31,441 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1743 mSDsluCounter, 3592 mSDsCounter, 0 mSdLazyCounter, 3210 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1743 SdHoareTripleChecker+Valid, 3953 SdHoareTripleChecker+Invalid, 3495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:31,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1743 Valid, 3953 Invalid, 3495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3210 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:53:31,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5972 states. [2022-03-01 16:53:31,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5972 to 3290. [2022-03-01 16:53:31,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3290 states, 3278 states have (on average 1.9542403904820012) internal successors, (6406), 3289 states have internal predecessors, (6406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:31,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 3290 states and 6406 transitions. [2022-03-01 16:53:31,478 INFO L78 Accepts]: Start accepts. Automaton has 3290 states and 6406 transitions. Word has length 135 [2022-03-01 16:53:31,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:31,478 INFO L470 AbstractCegarLoop]: Abstraction has 3290 states and 6406 transitions. [2022-03-01 16:53:31,478 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:31,478 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 6406 transitions. [2022-03-01 16:53:31,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:31,479 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:31,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:31,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-01 16:53:31,480 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:31,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:31,480 INFO L85 PathProgramCache]: Analyzing trace with hash 1022068887, now seen corresponding path program 24 times [2022-03-01 16:53:31,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:31,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1288836561] [2022-03-01 16:53:31,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:31,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:31,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:31,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:31,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:31,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1288836561] [2022-03-01 16:53:31,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1288836561] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:31,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:31,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:31,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048942859] [2022-03-01 16:53:31,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:31,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:31,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:31,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:31,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:31,692 INFO L87 Difference]: Start difference. First operand 3290 states and 6406 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:33,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:33,654 INFO L93 Difference]: Finished difference Result 6092 states and 11690 transitions. [2022-03-01 16:53:33,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-01 16:53:33,654 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:33,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:33,661 INFO L225 Difference]: With dead ends: 6092 [2022-03-01 16:53:33,661 INFO L226 Difference]: Without dead ends: 6092 [2022-03-01 16:53:33,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2022 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-01 16:53:33,662 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1712 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1712 SdHoareTripleChecker+Valid, 4323 SdHoareTripleChecker+Invalid, 4001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:33,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1712 Valid, 4323 Invalid, 4001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:53:33,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6092 states. [2022-03-01 16:53:33,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6092 to 3288. [2022-03-01 16:53:33,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-03-01 16:53:33,700 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-03-01 16:53:33,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:33,700 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-03-01 16:53:33,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:33,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-03-01 16:53:33,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:33,701 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:33,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:33,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-01 16:53:33,701 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:33,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:33,702 INFO L85 PathProgramCache]: Analyzing trace with hash -1072068619, now seen corresponding path program 25 times [2022-03-01 16:53:33,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:33,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914040491] [2022-03-01 16:53:33,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:33,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:33,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:33,980 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:33,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914040491] [2022-03-01 16:53:33,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914040491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:33,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:33,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:33,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877237318] [2022-03-01 16:53:33,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:33,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:33,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:33,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:33,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:33,982 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:36,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:36,316 INFO L93 Difference]: Finished difference Result 6112 states and 11734 transitions. [2022-03-01 16:53:36,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-01 16:53:36,317 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:36,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:36,324 INFO L225 Difference]: With dead ends: 6112 [2022-03-01 16:53:36,324 INFO L226 Difference]: Without dead ends: 6112 [2022-03-01 16:53:36,325 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1843 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=861, Invalid=5301, Unknown=0, NotChecked=0, Total=6162 [2022-03-01 16:53:36,326 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1635 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 3897 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 4151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 3897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:36,326 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 4514 Invalid, 4151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 3897 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:53:36,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6112 states. [2022-03-01 16:53:36,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6112 to 3286. [2022-03-01 16:53:36,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:36,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-01 16:53:36,370 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-01 16:53:36,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:36,370 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-01 16:53:36,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:36,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-01 16:53:36,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:36,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:36,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:36,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-01 16:53:36,371 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:36,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:36,372 INFO L85 PathProgramCache]: Analyzing trace with hash -2009475049, now seen corresponding path program 26 times [2022-03-01 16:53:36,372 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:36,372 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742317770] [2022-03-01 16:53:36,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:36,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:36,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:36,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:36,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742317770] [2022-03-01 16:53:36,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742317770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:36,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:36,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:36,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026522509] [2022-03-01 16:53:36,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:36,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:36,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:36,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:36,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:36,652 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:38,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:38,325 INFO L93 Difference]: Finished difference Result 5960 states and 11431 transitions. [2022-03-01 16:53:38,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-01 16:53:38,325 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:38,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:38,332 INFO L225 Difference]: With dead ends: 5960 [2022-03-01 16:53:38,332 INFO L226 Difference]: Without dead ends: 5960 [2022-03-01 16:53:38,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1855 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=853, Invalid=5309, Unknown=0, NotChecked=0, Total=6162 [2022-03-01 16:53:38,333 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1693 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 2636 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1693 SdHoareTripleChecker+Valid, 3480 SdHoareTripleChecker+Invalid, 2950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 2636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:38,333 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1693 Valid, 3480 Invalid, 2950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 2636 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:53:38,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5960 states. [2022-03-01 16:53:38,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5960 to 3286. [2022-03-01 16:53:38,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:38,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-01 16:53:38,369 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-01 16:53:38,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:38,370 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-01 16:53:38,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-01 16:53:38,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:38,371 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:38,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:38,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-01 16:53:38,371 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:38,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:38,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1049612153, now seen corresponding path program 27 times [2022-03-01 16:53:38,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:38,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975967818] [2022-03-01 16:53:38,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:38,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:38,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:38,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:38,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975967818] [2022-03-01 16:53:38,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975967818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:38,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:38,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:38,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608760785] [2022-03-01 16:53:38,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:38,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:38,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:38,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:38,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:38,618 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:40,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:40,536 INFO L93 Difference]: Finished difference Result 6080 states and 11666 transitions. [2022-03-01 16:53:40,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 16:53:40,537 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:40,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:40,544 INFO L225 Difference]: With dead ends: 6080 [2022-03-01 16:53:40,544 INFO L226 Difference]: Without dead ends: 6080 [2022-03-01 16:53:40,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1974 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=888, Invalid=5592, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 16:53:40,545 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 1765 mSDsluCounter, 3655 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:40,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1765 Valid, 4009 Invalid, 3496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:53:40,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6080 states. [2022-03-01 16:53:40,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6080 to 3284. [2022-03-01 16:53:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3284 states, 3272 states have (on average 1.9541564792176038) internal successors, (6394), 3283 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:40,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 3284 states and 6394 transitions. [2022-03-01 16:53:40,587 INFO L78 Accepts]: Start accepts. Automaton has 3284 states and 6394 transitions. Word has length 135 [2022-03-01 16:53:40,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:40,587 INFO L470 AbstractCegarLoop]: Abstraction has 3284 states and 6394 transitions. [2022-03-01 16:53:40,587 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:40,587 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 6394 transitions. [2022-03-01 16:53:40,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:40,588 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:40,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:40,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-01 16:53:40,589 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:40,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:40,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1044525353, now seen corresponding path program 28 times [2022-03-01 16:53:40,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:40,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688736714] [2022-03-01 16:53:40,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:40,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:40,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:40,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:40,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688736714] [2022-03-01 16:53:40,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688736714] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:40,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:40,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:40,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22440279] [2022-03-01 16:53:40,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:40,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:40,842 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:40,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:40,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:40,842 INFO L87 Difference]: Start difference. First operand 3284 states and 6394 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:42,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:42,959 INFO L93 Difference]: Finished difference Result 6160 states and 11826 transitions. [2022-03-01 16:53:42,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 16:53:42,960 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:42,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:42,966 INFO L225 Difference]: With dead ends: 6160 [2022-03-01 16:53:42,966 INFO L226 Difference]: Without dead ends: 6160 [2022-03-01 16:53:42,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1982 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=879, Invalid=5601, Unknown=0, NotChecked=0, Total=6480 [2022-03-01 16:53:42,967 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1654 mSDsluCounter, 3675 mSDsCounter, 0 mSdLazyCounter, 3326 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 3646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 3326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:42,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 4044 Invalid, 3646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 3326 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:53:42,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6160 states. [2022-03-01 16:53:43,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6160 to 3282. [2022-03-01 16:53:43,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:43,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-03-01 16:53:43,007 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-03-01 16:53:43,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:43,007 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-03-01 16:53:43,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:43,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-03-01 16:53:43,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:43,009 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:43,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:43,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-01 16:53:43,009 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:43,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:43,009 INFO L85 PathProgramCache]: Analyzing trace with hash -937672327, now seen corresponding path program 29 times [2022-03-01 16:53:43,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:43,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724701233] [2022-03-01 16:53:43,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:43,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:43,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:43,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:43,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:43,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724701233] [2022-03-01 16:53:43,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724701233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:43,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:43,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:43,192 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130424827] [2022-03-01 16:53:43,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:43,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:43,192 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:43,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:43,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:43,192 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:45,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:45,256 INFO L93 Difference]: Finished difference Result 5995 states and 11500 transitions. [2022-03-01 16:53:45,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-01 16:53:45,257 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:45,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:45,263 INFO L225 Difference]: With dead ends: 5995 [2022-03-01 16:53:45,264 INFO L226 Difference]: Without dead ends: 5995 [2022-03-01 16:53:45,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1800 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=818, Invalid=5188, Unknown=0, NotChecked=0, Total=6006 [2022-03-01 16:53:45,264 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1742 mSDsluCounter, 3734 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:45,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 4117 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:53:45,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5995 states. [2022-03-01 16:53:45,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5995 to 3256. [2022-03-01 16:53:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3256 states, 3244 states have (on average 1.9537607891491986) internal successors, (6338), 3255 states have internal predecessors, (6338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:45,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 6338 transitions. [2022-03-01 16:53:45,302 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 6338 transitions. Word has length 135 [2022-03-01 16:53:45,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:45,302 INFO L470 AbstractCegarLoop]: Abstraction has 3256 states and 6338 transitions. [2022-03-01 16:53:45,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:45,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 6338 transitions. [2022-03-01 16:53:45,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:45,303 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:45,303 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:45,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-01 16:53:45,303 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:45,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:45,303 INFO L85 PathProgramCache]: Analyzing trace with hash 881817713, now seen corresponding path program 38 times [2022-03-01 16:53:45,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:45,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582979196] [2022-03-01 16:53:45,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:45,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:45,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:45,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582979196] [2022-03-01 16:53:45,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582979196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:45,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:45,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:53:45,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233672980] [2022-03-01 16:53:45,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:45,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:53:45,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:45,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:53:45,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:53:45,624 INFO L87 Difference]: Start difference. First operand 3256 states and 6338 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:47,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:47,192 INFO L93 Difference]: Finished difference Result 4522 states and 8761 transitions. [2022-03-01 16:53:47,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:53:47,192 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:47,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:47,197 INFO L225 Difference]: With dead ends: 4522 [2022-03-01 16:53:47,197 INFO L226 Difference]: Without dead ends: 4522 [2022-03-01 16:53:47,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:53:47,198 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1206 mSDsluCounter, 3308 mSDsCounter, 0 mSdLazyCounter, 2640 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 3585 SdHoareTripleChecker+Invalid, 2748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 2640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:47,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 3585 Invalid, 2748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 2640 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:53:47,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4522 states. [2022-03-01 16:53:47,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4522 to 3250. [2022-03-01 16:53:47,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:47,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-03-01 16:53:47,228 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-03-01 16:53:47,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:47,228 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-03-01 16:53:47,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:47,228 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-03-01 16:53:47,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:47,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:47,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:47,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-01 16:53:47,229 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:47,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:47,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1006800455, now seen corresponding path program 39 times [2022-03-01 16:53:47,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:47,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550770829] [2022-03-01 16:53:47,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:47,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:47,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:47,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:47,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550770829] [2022-03-01 16:53:47,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550770829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:47,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:47,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:53:47,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490193555] [2022-03-01 16:53:47,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:47,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:53:47,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:47,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:53:47,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:53:47,563 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:49,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:49,131 INFO L93 Difference]: Finished difference Result 4554 states and 8823 transitions. [2022-03-01 16:53:49,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:53:49,132 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:49,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:49,137 INFO L225 Difference]: With dead ends: 4554 [2022-03-01 16:53:49,137 INFO L226 Difference]: Without dead ends: 4554 [2022-03-01 16:53:49,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1459 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:53:49,137 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1228 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 2854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:49,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 3654 Invalid, 2854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:53:49,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4554 states. [2022-03-01 16:53:49,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4554 to 3244. [2022-03-01 16:53:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3244 states, 3232 states have (on average 1.953589108910891) internal successors, (6314), 3243 states have internal predecessors, (6314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:49,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 6314 transitions. [2022-03-01 16:53:49,170 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 6314 transitions. Word has length 135 [2022-03-01 16:53:49,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:49,171 INFO L470 AbstractCegarLoop]: Abstraction has 3244 states and 6314 transitions. [2022-03-01 16:53:49,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 6314 transitions. [2022-03-01 16:53:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:49,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:49,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:49,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-01 16:53:49,172 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:49,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:49,172 INFO L85 PathProgramCache]: Analyzing trace with hash -2119379663, now seen corresponding path program 40 times [2022-03-01 16:53:49,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:49,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220821790] [2022-03-01 16:53:49,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:49,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:49,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:49,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:49,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:49,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220821790] [2022-03-01 16:53:49,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220821790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:49,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:49,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:53:49,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987406799] [2022-03-01 16:53:49,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:49,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:53:49,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:49,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:53:49,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:53:49,395 INFO L87 Difference]: Start difference. First operand 3244 states and 6314 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:51,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:51,211 INFO L93 Difference]: Finished difference Result 4614 states and 8939 transitions. [2022-03-01 16:53:51,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:53:51,211 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:51,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:51,217 INFO L225 Difference]: With dead ends: 4614 [2022-03-01 16:53:51,217 INFO L226 Difference]: Without dead ends: 4614 [2022-03-01 16:53:51,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1567 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=802, Invalid=4600, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:53:51,218 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1358 mSDsluCounter, 4006 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:51,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 4297 Invalid, 3671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:53:51,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-03-01 16:53:51,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3238. [2022-03-01 16:53:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3238 states, 3226 states have (on average 1.95350278983261) internal successors, (6302), 3237 states have internal predecessors, (6302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:51,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 3238 states and 6302 transitions. [2022-03-01 16:53:51,258 INFO L78 Accepts]: Start accepts. Automaton has 3238 states and 6302 transitions. Word has length 135 [2022-03-01 16:53:51,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:51,258 INFO L470 AbstractCegarLoop]: Abstraction has 3238 states and 6302 transitions. [2022-03-01 16:53:51,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:51,259 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 6302 transitions. [2022-03-01 16:53:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:51,260 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:51,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:51,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-01 16:53:51,260 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:51,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:51,260 INFO L85 PathProgramCache]: Analyzing trace with hash -1196338183, now seen corresponding path program 41 times [2022-03-01 16:53:51,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:51,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894240158] [2022-03-01 16:53:51,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:51,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:51,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:51,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:51,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:51,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894240158] [2022-03-01 16:53:51,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894240158] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:51,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:51,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:53:51,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285363028] [2022-03-01 16:53:51,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:51,502 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:53:51,502 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:51,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:53:51,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:53:51,502 INFO L87 Difference]: Start difference. First operand 3238 states and 6302 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:53,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:53,534 INFO L93 Difference]: Finished difference Result 4582 states and 8877 transitions. [2022-03-01 16:53:53,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 16:53:53,534 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:53,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:53,539 INFO L225 Difference]: With dead ends: 4582 [2022-03-01 16:53:53,539 INFO L226 Difference]: Without dead ends: 4582 [2022-03-01 16:53:53,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-03-01 16:53:53,540 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1360 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2996 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 3806 SdHoareTripleChecker+Invalid, 3155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:53,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 3806 Invalid, 3155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2996 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:53:53,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2022-03-01 16:53:53,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 3176. [2022-03-01 16:53:53,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3176 states, 3164 states have (on average 1.9513274336283186) internal successors, (6174), 3175 states have internal predecessors, (6174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:53,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 6174 transitions. [2022-03-01 16:53:53,570 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 6174 transitions. Word has length 135 [2022-03-01 16:53:53,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:53,570 INFO L470 AbstractCegarLoop]: Abstraction has 3176 states and 6174 transitions. [2022-03-01 16:53:53,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:53,571 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 6174 transitions. [2022-03-01 16:53:53,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:53,571 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:53,572 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:53,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-01 16:53:53,572 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:53,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:53,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1457891885, now seen corresponding path program 30 times [2022-03-01 16:53:53,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:53,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348616862] [2022-03-01 16:53:53,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:53,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:53,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:53,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:53,830 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:53,830 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348616862] [2022-03-01 16:53:53,830 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348616862] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:53,830 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:53,830 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:53,830 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696865755] [2022-03-01 16:53:53,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:53,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:53,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:53,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:53,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:53,831 INFO L87 Difference]: Start difference. First operand 3176 states and 6174 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:55,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:55,610 INFO L93 Difference]: Finished difference Result 5473 states and 10584 transitions. [2022-03-01 16:53:55,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:53:55,610 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:55,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:55,617 INFO L225 Difference]: With dead ends: 5473 [2022-03-01 16:53:55,617 INFO L226 Difference]: Without dead ends: 5473 [2022-03-01 16:53:55,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=431, Invalid=2761, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:53:55,617 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1347 mSDsluCounter, 4068 mSDsCounter, 0 mSdLazyCounter, 3873 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4401 SdHoareTripleChecker+Invalid, 4018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 3873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:55,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4401 Invalid, 4018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 3873 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:53:55,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2022-03-01 16:53:55,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 3338. [2022-03-01 16:53:55,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:55,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-03-01 16:53:55,654 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-03-01 16:53:55,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:55,654 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-03-01 16:53:55,654 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:55,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-03-01 16:53:55,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:55,655 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:55,655 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:55,655 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-01 16:53:55,655 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:55,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:55,656 INFO L85 PathProgramCache]: Analyzing trace with hash 2008320633, now seen corresponding path program 42 times [2022-03-01 16:53:55,656 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:55,656 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715311242] [2022-03-01 16:53:55,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:55,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:55,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:55,887 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:55,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715311242] [2022-03-01 16:53:55,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715311242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:55,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:55,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:55,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090888654] [2022-03-01 16:53:55,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:55,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:55,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:55,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:55,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:55,888 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:57,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:57,288 INFO L93 Difference]: Finished difference Result 4878 states and 9473 transitions. [2022-03-01 16:53:57,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:53:57,288 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:57,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:57,293 INFO L225 Difference]: With dead ends: 4878 [2022-03-01 16:53:57,293 INFO L226 Difference]: Without dead ends: 4878 [2022-03-01 16:53:57,293 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=445, Invalid=2747, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:53:57,293 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1364 mSDsluCounter, 3138 mSDsCounter, 0 mSdLazyCounter, 2339 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 2440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:57,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 3428 Invalid, 2440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2339 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:53:57,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-03-01 16:53:57,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3306. [2022-03-01 16:53:57,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 3294 states have (on average 1.9544626593806922) internal successors, (6438), 3305 states have internal predecessors, (6438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:57,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 6438 transitions. [2022-03-01 16:53:57,323 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 6438 transitions. Word has length 135 [2022-03-01 16:53:57,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:57,324 INFO L470 AbstractCegarLoop]: Abstraction has 3306 states and 6438 transitions. [2022-03-01 16:53:57,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:57,324 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 6438 transitions. [2022-03-01 16:53:57,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:57,325 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:57,325 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:57,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-01 16:53:57,325 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:57,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:57,325 INFO L85 PathProgramCache]: Analyzing trace with hash 1911172929, now seen corresponding path program 43 times [2022-03-01 16:53:57,325 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:57,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403669819] [2022-03-01 16:53:57,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:57,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:57,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:57,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:57,503 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403669819] [2022-03-01 16:53:57,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403669819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:57,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:57,503 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:57,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714666862] [2022-03-01 16:53:57,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:57,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:57,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:57,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:57,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:57,504 INFO L87 Difference]: Start difference. First operand 3306 states and 6438 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:58,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:58,267 INFO L93 Difference]: Finished difference Result 3856 states and 7522 transitions. [2022-03-01 16:53:58,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:53:58,268 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:58,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:58,272 INFO L225 Difference]: With dead ends: 3856 [2022-03-01 16:53:58,272 INFO L226 Difference]: Without dead ends: 3856 [2022-03-01 16:53:58,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=421, Invalid=2335, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:53:58,272 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 1017 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 2508 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:58,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 2508 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:53:58,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3856 states. [2022-03-01 16:53:58,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3856 to 3312. [2022-03-01 16:53:58,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.9545454545454546) internal successors, (6450), 3311 states have internal predecessors, (6450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:58,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6450 transitions. [2022-03-01 16:53:58,300 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6450 transitions. Word has length 135 [2022-03-01 16:53:58,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:58,301 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6450 transitions. [2022-03-01 16:53:58,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:58,301 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6450 transitions. [2022-03-01 16:53:58,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:58,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:58,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:58,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-01 16:53:58,302 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:58,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:58,302 INFO L85 PathProgramCache]: Analyzing trace with hash 195802453, now seen corresponding path program 44 times [2022-03-01 16:53:58,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:58,302 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57823927] [2022-03-01 16:53:58,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:58,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:53:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:53:58,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:53:58,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57823927] [2022-03-01 16:53:58,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57823927] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:53:58,546 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:53:58,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:53:58,546 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297422419] [2022-03-01 16:53:58,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:53:58,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:53:58,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:53:58,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:53:58,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:53:58,547 INFO L87 Difference]: Start difference. First operand 3312 states and 6450 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:59,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:53:59,863 INFO L93 Difference]: Finished difference Result 3890 states and 7588 transitions. [2022-03-01 16:53:59,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:53:59,863 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:53:59,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:53:59,867 INFO L225 Difference]: With dead ends: 3890 [2022-03-01 16:53:59,867 INFO L226 Difference]: Without dead ends: 3890 [2022-03-01 16:53:59,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=438, Invalid=2532, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:53:59,868 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 977 mSDsluCounter, 2767 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 3004 SdHoareTripleChecker+Invalid, 2291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:53:59,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 3004 Invalid, 2291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:53:59,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2022-03-01 16:53:59,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3310. [2022-03-01 16:53:59,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-03-01 16:53:59,899 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-03-01 16:53:59,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:53:59,899 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-03-01 16:53:59,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:53:59,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-03-01 16:53:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:53:59,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:53:59,900 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:53:59,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-01 16:53:59,900 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:53:59,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:53:59,901 INFO L85 PathProgramCache]: Analyzing trace with hash -585768097, now seen corresponding path program 45 times [2022-03-01 16:53:59,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:53:59,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112652426] [2022-03-01 16:53:59,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:53:59,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:53:59,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:00,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:00,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:00,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112652426] [2022-03-01 16:54:00,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112652426] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:00,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:00,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:00,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607093590] [2022-03-01 16:54:00,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:00,205 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:00,205 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:00,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:00,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:00,206 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:01,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:01,470 INFO L93 Difference]: Finished difference Result 3915 states and 7636 transitions. [2022-03-01 16:54:01,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:54:01,470 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:01,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:01,475 INFO L225 Difference]: With dead ends: 3915 [2022-03-01 16:54:01,475 INFO L226 Difference]: Without dead ends: 3915 [2022-03-01 16:54:01,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=424, Invalid=2546, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:54:01,476 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 855 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 2288 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 855 SdHoareTripleChecker+Valid, 3087 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:01,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [855 Valid, 3087 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2288 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:54:01,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3915 states. [2022-03-01 16:54:01,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3915 to 3308. [2022-03-01 16:54:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3308 states, 3296 states have (on average 1.954490291262136) internal successors, (6442), 3307 states have internal predecessors, (6442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:01,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 3308 states and 6442 transitions. [2022-03-01 16:54:01,534 INFO L78 Accepts]: Start accepts. Automaton has 3308 states and 6442 transitions. Word has length 135 [2022-03-01 16:54:01,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:01,534 INFO L470 AbstractCegarLoop]: Abstraction has 3308 states and 6442 transitions. [2022-03-01 16:54:01,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:01,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 6442 transitions. [2022-03-01 16:54:01,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:01,535 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:01,536 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:01,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-01 16:54:01,536 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:01,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:01,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1700051127, now seen corresponding path program 46 times [2022-03-01 16:54:01,536 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:01,536 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341781984] [2022-03-01 16:54:01,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:01,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:01,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:01,761 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:01,761 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341781984] [2022-03-01 16:54:01,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341781984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:01,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:01,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:01,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417252384] [2022-03-01 16:54:01,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:01,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:01,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:01,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:01,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:01,762 INFO L87 Difference]: Start difference. First operand 3308 states and 6442 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:02,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:02,996 INFO L93 Difference]: Finished difference Result 3945 states and 7694 transitions. [2022-03-01 16:54:02,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:54:02,996 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:02,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:03,001 INFO L225 Difference]: With dead ends: 3945 [2022-03-01 16:54:03,001 INFO L226 Difference]: Without dead ends: 3945 [2022-03-01 16:54:03,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=418, Invalid=2552, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:54:03,002 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 904 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2566 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:03,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [904 Valid, 3357 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2566 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:54:03,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3945 states. [2022-03-01 16:54:03,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3945 to 3302. [2022-03-01 16:54:03,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 3290 states have (on average 1.9544072948328268) internal successors, (6430), 3301 states have internal predecessors, (6430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:03,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 6430 transitions. [2022-03-01 16:54:03,045 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 6430 transitions. Word has length 135 [2022-03-01 16:54:03,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:03,045 INFO L470 AbstractCegarLoop]: Abstraction has 3302 states and 6430 transitions. [2022-03-01 16:54:03,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:03,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 6430 transitions. [2022-03-01 16:54:03,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:03,046 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:03,046 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:03,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-01 16:54:03,046 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:03,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:03,047 INFO L85 PathProgramCache]: Analyzing trace with hash 670966335, now seen corresponding path program 31 times [2022-03-01 16:54:03,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:03,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331717275] [2022-03-01 16:54:03,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:03,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:03,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:03,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:03,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:03,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331717275] [2022-03-01 16:54:03,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331717275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:03,270 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:03,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:03,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245676385] [2022-03-01 16:54:03,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:03,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:03,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:03,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:03,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:03,271 INFO L87 Difference]: Start difference. First operand 3302 states and 6430 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:05,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:05,639 INFO L93 Difference]: Finished difference Result 7277 states and 14042 transitions. [2022-03-01 16:54:05,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:54:05,639 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:05,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:05,648 INFO L225 Difference]: With dead ends: 7277 [2022-03-01 16:54:05,648 INFO L226 Difference]: Without dead ends: 7277 [2022-03-01 16:54:05,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1090 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=525, Invalid=3507, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:54:05,649 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1503 mSDsluCounter, 4917 mSDsCounter, 0 mSdLazyCounter, 4283 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 5316 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 4283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:05,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 5316 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 4283 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:54:05,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2022-03-01 16:54:05,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 3350. [2022-03-01 16:54:05,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 3338 states have (on average 1.9550629119233074) internal successors, (6526), 3349 states have internal predecessors, (6526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:05,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 6526 transitions. [2022-03-01 16:54:05,692 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 6526 transitions. Word has length 135 [2022-03-01 16:54:05,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:05,692 INFO L470 AbstractCegarLoop]: Abstraction has 3350 states and 6526 transitions. [2022-03-01 16:54:05,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:05,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 6526 transitions. [2022-03-01 16:54:05,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:05,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:05,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:05,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-01 16:54:05,693 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:05,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:05,694 INFO L85 PathProgramCache]: Analyzing trace with hash -157788443, now seen corresponding path program 47 times [2022-03-01 16:54:05,694 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:05,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113081116] [2022-03-01 16:54:05,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:05,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:05,929 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:05,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113081116] [2022-03-01 16:54:05,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113081116] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:05,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:05,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:05,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62661770] [2022-03-01 16:54:05,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:05,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:05,930 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:05,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:05,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:05,930 INFO L87 Difference]: Start difference. First operand 3350 states and 6526 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:07,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:07,451 INFO L93 Difference]: Finished difference Result 6120 states and 11874 transitions. [2022-03-01 16:54:07,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:54:07,451 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:07,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:07,457 INFO L225 Difference]: With dead ends: 6120 [2022-03-01 16:54:07,457 INFO L226 Difference]: Without dead ends: 6120 [2022-03-01 16:54:07,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1237 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=578, Invalid=3844, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:54:07,458 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1347 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 3016 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4641 SdHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:07,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4641 Invalid, 3089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3016 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:54:07,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6120 states. [2022-03-01 16:54:07,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6120 to 3340. [2022-03-01 16:54:07,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:07,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-01 16:54:07,498 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-01 16:54:07,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:07,499 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-01 16:54:07,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:07,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-01 16:54:07,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:07,500 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:07,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:07,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-01 16:54:07,500 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:07,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:07,500 INFO L85 PathProgramCache]: Analyzing trace with hash 1910126863, now seen corresponding path program 32 times [2022-03-01 16:54:07,500 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:07,500 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [918284956] [2022-03-01 16:54:07,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:07,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:07,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:07,743 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:07,743 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [918284956] [2022-03-01 16:54:07,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [918284956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:07,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:07,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:07,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148984242] [2022-03-01 16:54:07,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:07,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:07,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:07,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:07,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:07,744 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:09,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:09,559 INFO L93 Difference]: Finished difference Result 6436 states and 12434 transitions. [2022-03-01 16:54:09,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:54:09,559 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:09,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:09,567 INFO L225 Difference]: With dead ends: 6436 [2022-03-01 16:54:09,567 INFO L226 Difference]: Without dead ends: 6436 [2022-03-01 16:54:09,567 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=451, Invalid=2855, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:54:09,567 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1541 mSDsluCounter, 3752 mSDsCounter, 0 mSdLazyCounter, 3164 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 4138 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:09,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4138 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3164 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:54:09,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-03-01 16:54:09,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 3340. [2022-03-01 16:54:09,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:09,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-01 16:54:09,605 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-01 16:54:09,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:09,605 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-01 16:54:09,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:09,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-01 16:54:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:09,606 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:09,606 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:09,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-01 16:54:09,606 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:09,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:09,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1898233943, now seen corresponding path program 33 times [2022-03-01 16:54:09,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:09,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606606493] [2022-03-01 16:54:09,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:09,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:09,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:09,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:09,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606606493] [2022-03-01 16:54:09,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606606493] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:09,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:09,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:09,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579420487] [2022-03-01 16:54:09,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:09,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:09,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:09,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:09,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:09,799 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:11,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:11,314 INFO L93 Difference]: Finished difference Result 6556 states and 12669 transitions. [2022-03-01 16:54:11,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:54:11,314 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:11,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:11,320 INFO L225 Difference]: With dead ends: 6556 [2022-03-01 16:54:11,320 INFO L226 Difference]: Without dead ends: 6556 [2022-03-01 16:54:11,321 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=492, Invalid=3168, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:54:11,321 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1546 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1546 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 4048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:11,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1546 Valid, 4746 Invalid, 4048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:54:11,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6556 states. [2022-03-01 16:54:11,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6556 to 3338. [2022-03-01 16:54:11,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-03-01 16:54:11,354 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-03-01 16:54:11,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:11,354 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-03-01 16:54:11,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:11,354 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-03-01 16:54:11,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:11,355 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:11,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:11,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-01 16:54:11,356 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:11,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:11,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1633596829, now seen corresponding path program 34 times [2022-03-01 16:54:11,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:11,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889730445] [2022-03-01 16:54:11,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:11,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:11,539 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:11,539 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889730445] [2022-03-01 16:54:11,539 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889730445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:11,539 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:11,539 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:11,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388356483] [2022-03-01 16:54:11,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:11,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:11,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:11,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:11,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:11,540 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:13,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:13,201 INFO L93 Difference]: Finished difference Result 6636 states and 12829 transitions. [2022-03-01 16:54:13,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:54:13,201 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:13,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:13,210 INFO L225 Difference]: With dead ends: 6636 [2022-03-01 16:54:13,210 INFO L226 Difference]: Without dead ends: 6636 [2022-03-01 16:54:13,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=485, Invalid=3175, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:54:13,210 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 1429 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:13,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 4375 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 3422 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:54:13,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6636 states. [2022-03-01 16:54:13,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6636 to 3336. [2022-03-01 16:54:13,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-01 16:54:13,265 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-01 16:54:13,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:13,265 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-01 16:54:13,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-01 16:54:13,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:13,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:13,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:13,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-01 16:54:13,266 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:13,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:13,267 INFO L85 PathProgramCache]: Analyzing trace with hash -506173943, now seen corresponding path program 35 times [2022-03-01 16:54:13,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:13,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855240683] [2022-03-01 16:54:13,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:13,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:13,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:13,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:13,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855240683] [2022-03-01 16:54:13,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855240683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:13,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:13,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:13,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807863496] [2022-03-01 16:54:13,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:13,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:13,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:13,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:13,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:13,479 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:15,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:15,345 INFO L93 Difference]: Finished difference Result 6525 states and 12607 transitions. [2022-03-01 16:54:15,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:54:15,346 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:15,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:15,353 INFO L225 Difference]: With dead ends: 6525 [2022-03-01 16:54:15,353 INFO L226 Difference]: Without dead ends: 6525 [2022-03-01 16:54:15,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=480, Invalid=3180, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:54:15,354 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1308 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 3716 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 3908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:15,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 4785 Invalid, 3908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3716 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:15,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6525 states. [2022-03-01 16:54:15,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6525 to 3310. [2022-03-01 16:54:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:15,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-03-01 16:54:15,395 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-03-01 16:54:15,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:15,395 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-03-01 16:54:15,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-03-01 16:54:15,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:15,397 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:15,397 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:15,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-01 16:54:15,397 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:15,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:15,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1165414655, now seen corresponding path program 36 times [2022-03-01 16:54:15,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:15,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208070914] [2022-03-01 16:54:15,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:15,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:15,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:15,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208070914] [2022-03-01 16:54:15,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208070914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:15,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:15,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:15,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119884435] [2022-03-01 16:54:15,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:15,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:15,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:15,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:15,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:15,579 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:17,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:17,370 INFO L93 Difference]: Finished difference Result 7419 states and 14311 transitions. [2022-03-01 16:54:17,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:54:17,371 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:17,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:17,379 INFO L225 Difference]: With dead ends: 7419 [2022-03-01 16:54:17,380 INFO L226 Difference]: Without dead ends: 7399 [2022-03-01 16:54:17,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=659, Invalid=4453, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:54:17,380 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 1618 mSDsluCounter, 4886 mSDsCounter, 0 mSdLazyCounter, 4296 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 5310 SdHoareTripleChecker+Invalid, 4475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:17,381 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1618 Valid, 5310 Invalid, 4475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4296 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:54:17,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7399 states. [2022-03-01 16:54:17,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7399 to 3390. [2022-03-01 16:54:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3378 states have (on average 1.955595026642984) internal successors, (6606), 3389 states have internal predecessors, (6606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:17,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 6606 transitions. [2022-03-01 16:54:17,426 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 6606 transitions. Word has length 135 [2022-03-01 16:54:17,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:17,426 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 6606 transitions. [2022-03-01 16:54:17,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:17,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 6606 transitions. [2022-03-01 16:54:17,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:17,427 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:17,427 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:17,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-01 16:54:17,427 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:17,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:17,428 INFO L85 PathProgramCache]: Analyzing trace with hash 336659877, now seen corresponding path program 48 times [2022-03-01 16:54:17,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:17,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719588092] [2022-03-01 16:54:17,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:17,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:17,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:17,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:17,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:17,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719588092] [2022-03-01 16:54:17,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719588092] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:17,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:17,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:17,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772563020] [2022-03-01 16:54:17,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:17,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:17,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:17,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:17,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:17,668 INFO L87 Difference]: Start difference. First operand 3390 states and 6606 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:18,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:18,790 INFO L93 Difference]: Finished difference Result 6222 states and 12072 transitions. [2022-03-01 16:54:18,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:54:18,790 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:18,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:18,797 INFO L225 Difference]: With dead ends: 6222 [2022-03-01 16:54:18,797 INFO L226 Difference]: Without dead ends: 6222 [2022-03-01 16:54:18,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1576 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=681, Invalid=4575, Unknown=0, NotChecked=0, Total=5256 [2022-03-01 16:54:18,798 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1421 mSDsluCounter, 3619 mSDsCounter, 0 mSdLazyCounter, 2430 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 3987 SdHoareTripleChecker+Invalid, 2525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:18,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 3987 Invalid, 2525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2430 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:54:18,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6222 states. [2022-03-01 16:54:18,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6222 to 3376. [2022-03-01 16:54:18,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 3364 states have (on average 1.955410225921522) internal successors, (6578), 3375 states have internal predecessors, (6578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 6578 transitions. [2022-03-01 16:54:18,836 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 6578 transitions. Word has length 135 [2022-03-01 16:54:18,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:18,836 INFO L470 AbstractCegarLoop]: Abstraction has 3376 states and 6578 transitions. [2022-03-01 16:54:18,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:18,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 6578 transitions. [2022-03-01 16:54:18,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:18,837 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:18,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:18,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-01 16:54:18,837 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:18,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:18,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1890392113, now seen corresponding path program 37 times [2022-03-01 16:54:18,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:18,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820864691] [2022-03-01 16:54:18,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:18,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:19,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:19,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:19,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820864691] [2022-03-01 16:54:19,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820864691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:19,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:19,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:19,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389760889] [2022-03-01 16:54:19,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:19,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:19,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:19,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:19,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:19,049 INFO L87 Difference]: Start difference. First operand 3376 states and 6578 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:20,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:20,877 INFO L93 Difference]: Finished difference Result 7980 states and 15377 transitions. [2022-03-01 16:54:20,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:54:20,878 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:20,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:20,889 INFO L225 Difference]: With dead ends: 7980 [2022-03-01 16:54:20,889 INFO L226 Difference]: Without dead ends: 7980 [2022-03-01 16:54:20,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1380 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=642, Invalid=4188, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:54:20,890 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1410 mSDsluCounter, 4771 mSDsCounter, 0 mSdLazyCounter, 3895 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 5209 SdHoareTripleChecker+Invalid, 4103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 3895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:20,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 5209 Invalid, 4103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 3895 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:54:20,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-01 16:54:20,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 3382. [2022-03-01 16:54:20,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3382 states, 3370 states have (on average 1.9554896142433233) internal successors, (6590), 3381 states have internal predecessors, (6590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:20,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 6590 transitions. [2022-03-01 16:54:20,944 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 6590 transitions. Word has length 135 [2022-03-01 16:54:20,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:20,944 INFO L470 AbstractCegarLoop]: Abstraction has 3382 states and 6590 transitions. [2022-03-01 16:54:20,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:20,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 6590 transitions. [2022-03-01 16:54:20,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:20,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:20,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:20,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-01 16:54:20,946 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:20,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:20,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1902285033, now seen corresponding path program 38 times [2022-03-01 16:54:20,946 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:20,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458042360] [2022-03-01 16:54:20,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:20,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:21,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:21,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:21,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458042360] [2022-03-01 16:54:21,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458042360] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:21,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:21,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:21,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821519252] [2022-03-01 16:54:21,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:21,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:21,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:21,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:21,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:21,177 INFO L87 Difference]: Start difference. First operand 3382 states and 6590 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:23,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:23,400 INFO L93 Difference]: Finished difference Result 8100 states and 15612 transitions. [2022-03-01 16:54:23,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:54:23,400 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:23,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:23,410 INFO L225 Difference]: With dead ends: 8100 [2022-03-01 16:54:23,410 INFO L226 Difference]: Without dead ends: 8100 [2022-03-01 16:54:23,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=677, Invalid=4435, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:54:23,411 INFO L933 BasicCegarLoop]: 457 mSDtfsCounter, 1497 mSDsluCounter, 4867 mSDsCounter, 0 mSdLazyCounter, 4107 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 5321 SdHoareTripleChecker+Invalid, 4358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 4107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:23,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 5321 Invalid, 4358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 4107 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:54:23,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8100 states. [2022-03-01 16:54:23,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8100 to 3380. [2022-03-01 16:54:23,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3380 states, 3368 states have (on average 1.9554631828978621) internal successors, (6586), 3379 states have internal predecessors, (6586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3380 states and 6586 transitions. [2022-03-01 16:54:23,456 INFO L78 Accepts]: Start accepts. Automaton has 3380 states and 6586 transitions. Word has length 135 [2022-03-01 16:54:23,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:23,456 INFO L470 AbstractCegarLoop]: Abstraction has 3380 states and 6586 transitions. [2022-03-01 16:54:23,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 6586 transitions. [2022-03-01 16:54:23,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:23,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:23,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:23,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-01 16:54:23,458 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:23,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:23,458 INFO L85 PathProgramCache]: Analyzing trace with hash -1139148509, now seen corresponding path program 39 times [2022-03-01 16:54:23,458 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:23,458 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184865644] [2022-03-01 16:54:23,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:23,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:23,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:23,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:23,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184865644] [2022-03-01 16:54:23,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184865644] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:23,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:23,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:23,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253487516] [2022-03-01 16:54:23,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:23,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:23,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:23,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:23,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:23,692 INFO L87 Difference]: Start difference. First operand 3380 states and 6586 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:25,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:25,572 INFO L93 Difference]: Finished difference Result 8180 states and 15772 transitions. [2022-03-01 16:54:25,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:54:25,572 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:25,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:25,582 INFO L225 Difference]: With dead ends: 8180 [2022-03-01 16:54:25,582 INFO L226 Difference]: Without dead ends: 8180 [2022-03-01 16:54:25,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1485 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=670, Invalid=4442, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:54:25,583 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 1604 mSDsluCounter, 4488 mSDsCounter, 0 mSdLazyCounter, 3890 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 4930 SdHoareTripleChecker+Invalid, 4123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:25,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 4930 Invalid, 4123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3890 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:54:25,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2022-03-01 16:54:25,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 3378. [2022-03-01 16:54:25,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3378 states, 3366 states have (on average 1.9554367201426024) internal successors, (6582), 3377 states have internal predecessors, (6582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:25,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 6582 transitions. [2022-03-01 16:54:25,627 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 6582 transitions. Word has length 135 [2022-03-01 16:54:25,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:25,628 INFO L470 AbstractCegarLoop]: Abstraction has 3378 states and 6582 transitions. [2022-03-01 16:54:25,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:25,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 6582 transitions. [2022-03-01 16:54:25,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:25,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:25,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:25,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-01 16:54:25,629 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:25,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:25,629 INFO L85 PathProgramCache]: Analyzing trace with hash -11725623, now seen corresponding path program 40 times [2022-03-01 16:54:25,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:25,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272828977] [2022-03-01 16:54:25,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:25,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:25,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:25,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272828977] [2022-03-01 16:54:25,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272828977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:25,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:25,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:25,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462866411] [2022-03-01 16:54:25,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:25,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:25,805 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:25,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:25,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:25,805 INFO L87 Difference]: Start difference. First operand 3378 states and 6582 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:27,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:27,774 INFO L93 Difference]: Finished difference Result 8244 states and 15900 transitions. [2022-03-01 16:54:27,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:54:27,775 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:27,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:27,785 INFO L225 Difference]: With dead ends: 8244 [2022-03-01 16:54:27,785 INFO L226 Difference]: Without dead ends: 8244 [2022-03-01 16:54:27,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1489 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=665, Invalid=4447, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:54:27,786 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1549 mSDsluCounter, 4956 mSDsCounter, 0 mSdLazyCounter, 4227 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 5394 SdHoareTripleChecker+Invalid, 4461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 4227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:27,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 5394 Invalid, 4461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 4227 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:27,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8244 states. [2022-03-01 16:54:27,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8244 to 3368. [2022-03-01 16:54:27,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3356 states have (on average 1.9553039332538737) internal successors, (6562), 3367 states have internal predecessors, (6562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:27,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 6562 transitions. [2022-03-01 16:54:27,831 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 6562 transitions. Word has length 135 [2022-03-01 16:54:27,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:27,831 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 6562 transitions. [2022-03-01 16:54:27,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:27,831 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 6562 transitions. [2022-03-01 16:54:27,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:27,832 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:27,832 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:27,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-01 16:54:27,832 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:27,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:27,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1908494991, now seen corresponding path program 41 times [2022-03-01 16:54:27,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:27,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232698699] [2022-03-01 16:54:27,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:27,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:28,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:28,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:28,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232698699] [2022-03-01 16:54:28,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232698699] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:28,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:28,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:28,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182012174] [2022-03-01 16:54:28,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:28,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:28,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:28,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:28,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:28,150 INFO L87 Difference]: Start difference. First operand 3368 states and 6562 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:30,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:30,155 INFO L93 Difference]: Finished difference Result 6796 states and 13147 transitions. [2022-03-01 16:54:30,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:54:30,156 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:30,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:30,164 INFO L225 Difference]: With dead ends: 6796 [2022-03-01 16:54:30,164 INFO L226 Difference]: Without dead ends: 6776 [2022-03-01 16:54:30,165 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1187 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=640, Invalid=3782, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:54:30,165 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1530 mSDsluCounter, 4390 mSDsCounter, 0 mSdLazyCounter, 3699 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:30,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1530 Valid, 4805 Invalid, 3944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3699 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:30,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2022-03-01 16:54:30,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 3344. [2022-03-01 16:54:30,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:30,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-03-01 16:54:30,207 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-03-01 16:54:30,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:30,207 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-03-01 16:54:30,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:30,207 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-03-01 16:54:30,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:30,208 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:30,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:30,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-01 16:54:30,208 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:30,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:30,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1874895763, now seen corresponding path program 42 times [2022-03-01 16:54:30,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:30,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60904806] [2022-03-01 16:54:30,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:30,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:30,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:30,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:30,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60904806] [2022-03-01 16:54:30,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60904806] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:30,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:30,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:30,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675676593] [2022-03-01 16:54:30,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:30,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:30,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:30,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:30,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:30,466 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:32,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:32,662 INFO L93 Difference]: Finished difference Result 6615 states and 12782 transitions. [2022-03-01 16:54:32,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:54:32,662 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:32,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:32,671 INFO L225 Difference]: With dead ends: 6615 [2022-03-01 16:54:32,671 INFO L226 Difference]: Without dead ends: 6615 [2022-03-01 16:54:32,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=687, Invalid=4143, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:54:32,672 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 1312 mSDsluCounter, 3947 mSDsCounter, 0 mSdLazyCounter, 3418 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 3418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:32,672 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 4349 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 3418 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:54:32,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6615 states. [2022-03-01 16:54:32,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6615 to 3346. [2022-03-01 16:54:32,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3346 states, 3334 states have (on average 1.95500899820036) internal successors, (6518), 3345 states have internal predecessors, (6518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:32,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 6518 transitions. [2022-03-01 16:54:32,715 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 6518 transitions. Word has length 135 [2022-03-01 16:54:32,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:32,715 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 6518 transitions. [2022-03-01 16:54:32,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:32,716 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 6518 transitions. [2022-03-01 16:54:32,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:32,717 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:32,717 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:32,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-01 16:54:32,717 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:32,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:32,717 INFO L85 PathProgramCache]: Analyzing trace with hash 639015669, now seen corresponding path program 43 times [2022-03-01 16:54:32,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:32,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868037753] [2022-03-01 16:54:32,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:32,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:32,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:32,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:32,994 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:32,994 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868037753] [2022-03-01 16:54:32,994 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868037753] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:32,994 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:32,994 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:32,994 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061080957] [2022-03-01 16:54:32,994 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:32,994 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:32,994 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:32,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:32,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:32,994 INFO L87 Difference]: Start difference. First operand 3346 states and 6518 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:35,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:35,641 INFO L93 Difference]: Finished difference Result 6654 states and 12859 transitions. [2022-03-01 16:54:35,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:54:35,642 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:35,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:35,650 INFO L225 Difference]: With dead ends: 6654 [2022-03-01 16:54:35,650 INFO L226 Difference]: Without dead ends: 6654 [2022-03-01 16:54:35,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1384 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=704, Invalid=4266, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:54:35,651 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1306 mSDsluCounter, 4997 mSDsCounter, 0 mSdLazyCounter, 4585 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 5413 SdHoareTripleChecker+Invalid, 4807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 4585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:35,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 5413 Invalid, 4807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 4585 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-01 16:54:35,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-03-01 16:54:35,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3340. [2022-03-01 16:54:35,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:35,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-01 16:54:35,691 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-01 16:54:35,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:35,691 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-01 16:54:35,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:35,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-01 16:54:35,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:35,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:35,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:35,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-01 16:54:35,693 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:35,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:35,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1882773091, now seen corresponding path program 44 times [2022-03-01 16:54:35,693 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:35,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199536635] [2022-03-01 16:54:35,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:35,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:35,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:35,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:35,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:35,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199536635] [2022-03-01 16:54:35,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199536635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:35,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:35,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:35,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142774838] [2022-03-01 16:54:35,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:35,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:35,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:35,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:35,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:35,942 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:38,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:38,031 INFO L93 Difference]: Finished difference Result 6596 states and 12744 transitions. [2022-03-01 16:54:38,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:54:38,032 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:38,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:38,040 INFO L225 Difference]: With dead ends: 6596 [2022-03-01 16:54:38,040 INFO L226 Difference]: Without dead ends: 6596 [2022-03-01 16:54:38,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1294 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=650, Invalid=4042, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:54:38,040 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1402 mSDsluCounter, 4090 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 3819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:38,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 4459 Invalid, 3819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:38,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6596 states. [2022-03-01 16:54:38,074 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6596 to 3344. [2022-03-01 16:54:38,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:38,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-03-01 16:54:38,079 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-03-01 16:54:38,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:38,079 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-03-01 16:54:38,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-03-01 16:54:38,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:38,081 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:38,081 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:38,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-01 16:54:38,081 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:38,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:38,081 INFO L85 PathProgramCache]: Analyzing trace with hash 646892997, now seen corresponding path program 45 times [2022-03-01 16:54:38,081 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:38,081 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478631099] [2022-03-01 16:54:38,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:38,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:38,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:38,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:38,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:38,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478631099] [2022-03-01 16:54:38,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478631099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:38,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:38,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:38,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699177248] [2022-03-01 16:54:38,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:38,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:38,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:38,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:38,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:38,257 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:40,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:40,083 INFO L93 Difference]: Finished difference Result 6716 states and 12979 transitions. [2022-03-01 16:54:40,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:54:40,083 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:40,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:40,091 INFO L225 Difference]: With dead ends: 6716 [2022-03-01 16:54:40,091 INFO L226 Difference]: Without dead ends: 6716 [2022-03-01 16:54:40,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=685, Invalid=4285, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:54:40,092 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1524 mSDsluCounter, 4098 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 4481 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:40,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1524 Valid, 4481 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:54:40,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6716 states. [2022-03-01 16:54:40,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6716 to 3342. [2022-03-01 16:54:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3342 states, 3330 states have (on average 1.954954954954955) internal successors, (6510), 3341 states have internal predecessors, (6510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:40,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 3342 states and 6510 transitions. [2022-03-01 16:54:40,134 INFO L78 Accepts]: Start accepts. Automaton has 3342 states and 6510 transitions. Word has length 135 [2022-03-01 16:54:40,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:40,134 INFO L470 AbstractCegarLoop]: Abstraction has 3342 states and 6510 transitions. [2022-03-01 16:54:40,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 6510 transitions. [2022-03-01 16:54:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:40,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:40,136 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:40,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-01 16:54:40,136 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:40,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:40,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1447244509, now seen corresponding path program 46 times [2022-03-01 16:54:40,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:40,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909418500] [2022-03-01 16:54:40,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:40,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:40,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:40,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:40,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909418500] [2022-03-01 16:54:40,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909418500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:40,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:40,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:40,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552696790] [2022-03-01 16:54:40,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:40,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:40,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:40,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:40,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:40,311 INFO L87 Difference]: Start difference. First operand 3342 states and 6510 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:42,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:42,301 INFO L93 Difference]: Finished difference Result 6736 states and 13023 transitions. [2022-03-01 16:54:42,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:54:42,301 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:42,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:42,310 INFO L225 Difference]: With dead ends: 6736 [2022-03-01 16:54:42,310 INFO L226 Difference]: Without dead ends: 6736 [2022-03-01 16:54:42,311 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1343 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:54:42,323 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1435 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 3579 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 4410 SdHoareTripleChecker+Invalid, 3870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 3579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:42,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 4410 Invalid, 3870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 3579 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:42,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6736 states. [2022-03-01 16:54:42,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6736 to 3336. [2022-03-01 16:54:42,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:42,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-01 16:54:42,381 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-01 16:54:42,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:42,381 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-01 16:54:42,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:42,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-01 16:54:42,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:42,382 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:42,382 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:42,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-01 16:54:42,383 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:42,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:42,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1910316357, now seen corresponding path program 47 times [2022-03-01 16:54:42,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:42,383 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604021577] [2022-03-01 16:54:42,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:42,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:42,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:42,559 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:42,559 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604021577] [2022-03-01 16:54:42,559 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604021577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:42,559 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:42,559 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:42,559 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813015806] [2022-03-01 16:54:42,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:42,559 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:42,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:42,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:42,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:42,560 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:44,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:44,660 INFO L93 Difference]: Finished difference Result 6584 states and 12720 transitions. [2022-03-01 16:54:44,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:54:44,660 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:44,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:44,668 INFO L225 Difference]: With dead ends: 6584 [2022-03-01 16:54:44,668 INFO L226 Difference]: Without dead ends: 6584 [2022-03-01 16:54:44,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=3937, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:54:44,668 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1397 mSDsluCounter, 4153 mSDsCounter, 0 mSdLazyCounter, 3480 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 4501 SdHoareTripleChecker+Invalid, 3712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:44,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 4501 Invalid, 3712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3480 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:44,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-03-01 16:54:44,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 3336. [2022-03-01 16:54:44,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:44,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-01 16:54:44,707 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-01 16:54:44,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:44,707 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-01 16:54:44,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:44,707 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-01 16:54:44,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:44,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:44,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:44,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-01 16:54:44,708 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:44,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:44,708 INFO L85 PathProgramCache]: Analyzing trace with hash 674436263, now seen corresponding path program 48 times [2022-03-01 16:54:44,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:44,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924012133] [2022-03-01 16:54:44,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:44,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:44,951 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:44,951 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924012133] [2022-03-01 16:54:44,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [924012133] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:44,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:44,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:44,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702923659] [2022-03-01 16:54:44,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:44,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:44,952 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:44,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:44,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:44,952 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:46,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:46,802 INFO L93 Difference]: Finished difference Result 6704 states and 12955 transitions. [2022-03-01 16:54:46,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:54:46,802 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:46,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:46,810 INFO L225 Difference]: With dead ends: 6704 [2022-03-01 16:54:46,810 INFO L226 Difference]: Without dead ends: 6704 [2022-03-01 16:54:46,810 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=653, Invalid=4177, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:54:46,810 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1355 mSDsluCounter, 4070 mSDsCounter, 0 mSdLazyCounter, 3404 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 4432 SdHoareTripleChecker+Invalid, 3678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 3404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:46,810 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 4432 Invalid, 3678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 3404 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:54:46,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6704 states. [2022-03-01 16:54:46,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6704 to 3334. [2022-03-01 16:54:46,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3334 states, 3322 states have (on average 1.9548464780252859) internal successors, (6494), 3333 states have internal predecessors, (6494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:46,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 3334 states and 6494 transitions. [2022-03-01 16:54:46,849 INFO L78 Accepts]: Start accepts. Automaton has 3334 states and 6494 transitions. Word has length 135 [2022-03-01 16:54:46,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:46,849 INFO L470 AbstractCegarLoop]: Abstraction has 3334 states and 6494 transitions. [2022-03-01 16:54:46,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:46,849 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 6494 transitions. [2022-03-01 16:54:46,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:46,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:46,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:46,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-01 16:54:46,850 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:46,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:46,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1419701243, now seen corresponding path program 49 times [2022-03-01 16:54:46,850 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:46,850 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323372372] [2022-03-01 16:54:46,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:46,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:46,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:47,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:47,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:47,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323372372] [2022-03-01 16:54:47,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323372372] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:47,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:47,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:47,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067469175] [2022-03-01 16:54:47,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:47,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:47,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:47,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:47,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:47,018 INFO L87 Difference]: Start difference. First operand 3334 states and 6494 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:49,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:49,100 INFO L93 Difference]: Finished difference Result 6784 states and 13115 transitions. [2022-03-01 16:54:49,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:54:49,100 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:49,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:49,108 INFO L225 Difference]: With dead ends: 6784 [2022-03-01 16:54:49,108 INFO L226 Difference]: Without dead ends: 6784 [2022-03-01 16:54:49,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=647, Invalid=4183, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:54:49,108 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1290 mSDsluCounter, 4348 mSDsCounter, 0 mSdLazyCounter, 3861 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 4727 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:49,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 4727 Invalid, 4094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3861 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:54:49,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6784 states. [2022-03-01 16:54:49,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6784 to 3332. [2022-03-01 16:54:49,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3332 states, 3320 states have (on average 1.9548192771084338) internal successors, (6490), 3331 states have internal predecessors, (6490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:49,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 3332 states and 6490 transitions. [2022-03-01 16:54:49,153 INFO L78 Accepts]: Start accepts. Automaton has 3332 states and 6490 transitions. Word has length 135 [2022-03-01 16:54:49,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:49,153 INFO L470 AbstractCegarLoop]: Abstraction has 3332 states and 6490 transitions. [2022-03-01 16:54:49,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:49,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 6490 transitions. [2022-03-01 16:54:49,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:49,154 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:49,154 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:49,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-01 16:54:49,154 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:49,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:49,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1312848217, now seen corresponding path program 50 times [2022-03-01 16:54:49,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:49,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340648048] [2022-03-01 16:54:49,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:49,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:49,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:49,435 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:49,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340648048] [2022-03-01 16:54:49,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340648048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:49,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:49,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:49,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533584217] [2022-03-01 16:54:49,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:49,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:49,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:49,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:49,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:49,436 INFO L87 Difference]: Start difference. First operand 3332 states and 6490 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:51,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:51,327 INFO L93 Difference]: Finished difference Result 6619 states and 12789 transitions. [2022-03-01 16:54:51,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:54:51,327 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:51,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:51,335 INFO L225 Difference]: With dead ends: 6619 [2022-03-01 16:54:51,335 INFO L226 Difference]: Without dead ends: 6619 [2022-03-01 16:54:51,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=624, Invalid=4068, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:54:51,336 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1316 mSDsluCounter, 4902 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 4705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:51,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 5295 Invalid, 4705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 4493 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:54:51,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6619 states. [2022-03-01 16:54:51,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6619 to 3278. [2022-03-01 16:54:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3278 states, 3266 states have (on average 1.9540722596448254) internal successors, (6382), 3277 states have internal predecessors, (6382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:51,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 3278 states and 6382 transitions. [2022-03-01 16:54:51,374 INFO L78 Accepts]: Start accepts. Automaton has 3278 states and 6382 transitions. Word has length 135 [2022-03-01 16:54:51,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:51,374 INFO L470 AbstractCegarLoop]: Abstraction has 3278 states and 6382 transitions. [2022-03-01 16:54:51,375 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:51,375 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 6382 transitions. [2022-03-01 16:54:51,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:51,376 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:51,376 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:51,376 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-01 16:54:51,376 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:51,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:51,376 INFO L85 PathProgramCache]: Analyzing trace with hash 288450095, now seen corresponding path program 49 times [2022-03-01 16:54:51,376 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:51,376 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775793878] [2022-03-01 16:54:51,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:51,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:51,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:51,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:51,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:51,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775793878] [2022-03-01 16:54:51,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775793878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:51,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:51,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:54:51,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403536921] [2022-03-01 16:54:51,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:51,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:54:51,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:51,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:54:51,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:54:51,609 INFO L87 Difference]: Start difference. First operand 3278 states and 6382 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:52,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:52,666 INFO L93 Difference]: Finished difference Result 4631 states and 9072 transitions. [2022-03-01 16:54:52,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:54:52,666 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:52,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:52,671 INFO L225 Difference]: With dead ends: 4631 [2022-03-01 16:54:52,671 INFO L226 Difference]: Without dead ends: 4631 [2022-03-01 16:54:52,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=521, Invalid=2559, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:54:52,671 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 1023 mSDsluCounter, 2630 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:52,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 2860 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2010 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:54:52,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4631 states. [2022-03-01 16:54:52,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4631 to 3272. [2022-03-01 16:54:52,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:52,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-03-01 16:54:52,703 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-03-01 16:54:52,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:52,703 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-03-01 16:54:52,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:52,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-03-01 16:54:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:52,704 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:52,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:52,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-01 16:54:52,705 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:52,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:52,705 INFO L85 PathProgramCache]: Analyzing trace with hash -1600168073, now seen corresponding path program 50 times [2022-03-01 16:54:52,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:52,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142161123] [2022-03-01 16:54:52,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:52,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:52,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:52,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:52,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:52,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142161123] [2022-03-01 16:54:52,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142161123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:52,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:52,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:54:52,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894599371] [2022-03-01 16:54:52,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:52,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:54:52,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:52,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:54:52,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:54:52,924 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:54,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:54,057 INFO L93 Difference]: Finished difference Result 4663 states and 9134 transitions. [2022-03-01 16:54:54,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:54:54,057 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:54,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:54,063 INFO L225 Difference]: With dead ends: 4663 [2022-03-01 16:54:54,063 INFO L226 Difference]: Without dead ends: 4663 [2022-03-01 16:54:54,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:54:54,064 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1167 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2206 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2971 SdHoareTripleChecker+Invalid, 2347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:54,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2971 Invalid, 2347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2206 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:54:54,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4663 states. [2022-03-01 16:54:54,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4663 to 3266. [2022-03-01 16:54:54,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3266 states, 3254 states have (on average 1.953902888752305) internal successors, (6358), 3265 states have internal predecessors, (6358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:54,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 3266 states and 6358 transitions. [2022-03-01 16:54:54,114 INFO L78 Accepts]: Start accepts. Automaton has 3266 states and 6358 transitions. Word has length 135 [2022-03-01 16:54:54,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:54,114 INFO L470 AbstractCegarLoop]: Abstraction has 3266 states and 6358 transitions. [2022-03-01 16:54:54,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:54,114 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 6358 transitions. [2022-03-01 16:54:54,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:54,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:54,115 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:54,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-01 16:54:54,115 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:54,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:54,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1582220015, now seen corresponding path program 51 times [2022-03-01 16:54:54,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:54,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187677580] [2022-03-01 16:54:54,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:54,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:54,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:54,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:54,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187677580] [2022-03-01 16:54:54,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187677580] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:54,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:54,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:54:54,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833297628] [2022-03-01 16:54:54,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:54,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:54:54,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:54,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:54:54,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:54:54,333 INFO L87 Difference]: Start difference. First operand 3266 states and 6358 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:55,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:55,477 INFO L93 Difference]: Finished difference Result 4720 states and 9244 transitions. [2022-03-01 16:54:55,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:54:55,477 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:55,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:55,482 INFO L225 Difference]: With dead ends: 4720 [2022-03-01 16:54:55,482 INFO L226 Difference]: Without dead ends: 4720 [2022-03-01 16:54:55,483 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=553, Invalid=2987, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:54:55,483 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 1036 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 2407 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 3207 SdHoareTripleChecker+Invalid, 2543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:55,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 3207 Invalid, 2543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2407 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:54:55,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-03-01 16:54:55,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 3260. [2022-03-01 16:54:55,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:55,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-03-01 16:54:55,514 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-03-01 16:54:55,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:55,514 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-03-01 16:54:55,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-03-01 16:54:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:55,515 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:55,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:55,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-01 16:54:55,515 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:55,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:55,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1789705801, now seen corresponding path program 52 times [2022-03-01 16:54:55,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:55,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436286934] [2022-03-01 16:54:55,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:55,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:55,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:55,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:55,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436286934] [2022-03-01 16:54:55,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436286934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:55,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:55,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:54:55,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502088579] [2022-03-01 16:54:55,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:55,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:54:55,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:55,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:54:55,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:54:55,737 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:56,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:56,994 INFO L93 Difference]: Finished difference Result 4737 states and 9271 transitions. [2022-03-01 16:54:56,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:54:56,994 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:56,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:56,999 INFO L225 Difference]: With dead ends: 4737 [2022-03-01 16:54:56,999 INFO L226 Difference]: Without dead ends: 4737 [2022-03-01 16:54:57,000 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:54:57,000 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 1037 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2824 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3547 SdHoareTripleChecker+Invalid, 2971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:57,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3547 Invalid, 2971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2824 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:54:57,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4737 states. [2022-03-01 16:54:57,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4737 to 3182. [2022-03-01 16:54:57,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3182 states, 3170 states have (on average 1.9514195583596214) internal successors, (6186), 3181 states have internal predecessors, (6186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:57,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 6186 transitions. [2022-03-01 16:54:57,031 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 6186 transitions. Word has length 135 [2022-03-01 16:54:57,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:57,031 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 6186 transitions. [2022-03-01 16:54:57,031 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:57,031 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 6186 transitions. [2022-03-01 16:54:57,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:57,032 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:57,032 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:57,032 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-01 16:54:57,032 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:57,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:57,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1035050705, now seen corresponding path program 51 times [2022-03-01 16:54:57,033 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:57,033 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065514104] [2022-03-01 16:54:57,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:57,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:57,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:57,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:57,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065514104] [2022-03-01 16:54:57,286 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065514104] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:57,286 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:57,286 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:57,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394365195] [2022-03-01 16:54:57,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:57,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:57,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:57,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:57,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:57,287 INFO L87 Difference]: Start difference. First operand 3182 states and 6186 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:59,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:54:59,031 INFO L93 Difference]: Finished difference Result 5362 states and 10356 transitions. [2022-03-01 16:54:59,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:54:59,031 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:54:59,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:54:59,037 INFO L225 Difference]: With dead ends: 5362 [2022-03-01 16:54:59,037 INFO L226 Difference]: Without dead ends: 5342 [2022-03-01 16:54:59,038 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=655, Invalid=4175, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:54:59,038 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1722 mSDsluCounter, 3180 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 3475 SdHoareTripleChecker+Invalid, 3266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:54:59,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 3475 Invalid, 3266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:54:59,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5342 states. [2022-03-01 16:54:59,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5342 to 3282. [2022-03-01 16:54:59,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:59,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-03-01 16:54:59,074 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-03-01 16:54:59,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:54:59,074 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-03-01 16:54:59,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:54:59,074 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-03-01 16:54:59,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:54:59,075 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:54:59,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:54:59,076 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-01 16:54:59,076 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:54:59,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:54:59,076 INFO L85 PathProgramCache]: Analyzing trace with hash 206295927, now seen corresponding path program 53 times [2022-03-01 16:54:59,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:54:59,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605715525] [2022-03-01 16:54:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:54:59,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:54:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:54:59,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:54:59,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:54:59,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605715525] [2022-03-01 16:54:59,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605715525] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:54:59,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:54:59,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:54:59,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564732374] [2022-03-01 16:54:59,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:54:59,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:54:59,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:54:59,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:54:59,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:54:59,319 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:00,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:00,791 INFO L93 Difference]: Finished difference Result 4692 states and 9110 transitions. [2022-03-01 16:55:00,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:55:00,791 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:00,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:00,796 INFO L225 Difference]: With dead ends: 4692 [2022-03-01 16:55:00,796 INFO L226 Difference]: Without dead ends: 4692 [2022-03-01 16:55:00,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1204 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=640, Invalid=3520, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:55:00,796 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1413 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:00,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 3350 Invalid, 2385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:00,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-03-01 16:55:00,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 3255. [2022-03-01 16:55:00,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:00,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-01 16:55:00,829 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-01 16:55:00,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:00,829 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-01 16:55:00,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:00,829 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-01 16:55:00,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:00,830 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:00,830 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:00,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-01 16:55:00,830 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:00,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:00,830 INFO L85 PathProgramCache]: Analyzing trace with hash -2020756063, now seen corresponding path program 52 times [2022-03-01 16:55:00,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:00,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996953207] [2022-03-01 16:55:00,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:00,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:01,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:01,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:01,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996953207] [2022-03-01 16:55:01,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996953207] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:01,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:01,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:01,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350720815] [2022-03-01 16:55:01,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:01,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:01,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:01,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:01,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:01,078 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:03,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:03,071 INFO L93 Difference]: Finished difference Result 5923 states and 11422 transitions. [2022-03-01 16:55:03,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:55:03,071 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:03,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:03,076 INFO L225 Difference]: With dead ends: 5923 [2022-03-01 16:55:03,076 INFO L226 Difference]: Without dead ends: 5923 [2022-03-01 16:55:03,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=640, Invalid=3916, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:55:03,077 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1439 mSDsluCounter, 3525 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 3829 SdHoareTripleChecker+Invalid, 3541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:03,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 3829 Invalid, 3541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:55:03,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5923 states. [2022-03-01 16:55:03,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5923 to 3261. [2022-03-01 16:55:03,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:03,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-03-01 16:55:03,109 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-03-01 16:55:03,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:03,109 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-03-01 16:55:03,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-03-01 16:55:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:03,110 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:03,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:03,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-01 16:55:03,110 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:03,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:03,110 INFO L85 PathProgramCache]: Analyzing trace with hash -2032648983, now seen corresponding path program 53 times [2022-03-01 16:55:03,110 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:03,111 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [318827708] [2022-03-01 16:55:03,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:03,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:03,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:03,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:03,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [318827708] [2022-03-01 16:55:03,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [318827708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:03,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:03,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:03,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969417250] [2022-03-01 16:55:03,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:03,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:03,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:03,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:03,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:03,353 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:05,574 INFO L93 Difference]: Finished difference Result 6043 states and 11657 transitions. [2022-03-01 16:55:05,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:55:05,574 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:05,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:05,580 INFO L225 Difference]: With dead ends: 6043 [2022-03-01 16:55:05,580 INFO L226 Difference]: Without dead ends: 6043 [2022-03-01 16:55:05,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1378 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=673, Invalid=4157, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:05,580 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1547 mSDsluCounter, 3757 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 4077 SdHoareTripleChecker+Invalid, 3841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:05,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 4077 Invalid, 3841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:55:05,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6043 states. [2022-03-01 16:55:05,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6043 to 3259. [2022-03-01 16:55:05,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-01 16:55:05,613 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-01 16:55:05,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:05,613 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-01 16:55:05,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-01 16:55:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:05,614 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:05,614 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:05,614 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-01 16:55:05,614 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:05,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:05,615 INFO L85 PathProgramCache]: Analyzing trace with hash -1269512459, now seen corresponding path program 54 times [2022-03-01 16:55:05,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:05,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879954731] [2022-03-01 16:55:05,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:05,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:05,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:05,844 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:05,844 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879954731] [2022-03-01 16:55:05,844 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879954731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:05,844 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:05,844 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:05,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606758205] [2022-03-01 16:55:05,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:05,845 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:05,845 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:05,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:05,845 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:05,845 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:07,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:07,587 INFO L93 Difference]: Finished difference Result 6123 states and 11817 transitions. [2022-03-01 16:55:07,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:55:07,587 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:07,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:07,595 INFO L225 Difference]: With dead ends: 6123 [2022-03-01 16:55:07,595 INFO L226 Difference]: Without dead ends: 6123 [2022-03-01 16:55:07,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=666, Invalid=4164, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:07,596 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1443 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 3362 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 3859 SdHoareTripleChecker+Invalid, 3612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 3362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:07,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 3859 Invalid, 3612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 3362 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:55:07,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6123 states. [2022-03-01 16:55:07,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6123 to 3257. [2022-03-01 16:55:07,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:07,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-01 16:55:07,649 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-01 16:55:07,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:07,649 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-01 16:55:07,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:07,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-01 16:55:07,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:07,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:07,650 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:07,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-01 16:55:07,651 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:07,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:07,651 INFO L85 PathProgramCache]: Analyzing trace with hash -142089573, now seen corresponding path program 55 times [2022-03-01 16:55:07,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:07,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639222583] [2022-03-01 16:55:07,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:07,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:07,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:07,815 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:07,815 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639222583] [2022-03-01 16:55:07,815 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639222583] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:07,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:07,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:07,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450881903] [2022-03-01 16:55:07,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:07,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:07,816 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:07,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:07,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:07,816 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:09,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:09,205 INFO L93 Difference]: Finished difference Result 6187 states and 11945 transitions. [2022-03-01 16:55:09,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:55:09,205 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:09,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:09,212 INFO L225 Difference]: With dead ends: 6187 [2022-03-01 16:55:09,213 INFO L226 Difference]: Without dead ends: 6187 [2022-03-01 16:55:09,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:09,213 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1384 mSDsluCounter, 3519 mSDsCounter, 0 mSdLazyCounter, 3194 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:09,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 3819 Invalid, 3429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3194 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:09,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6187 states. [2022-03-01 16:55:09,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6187 to 3247. [2022-03-01 16:55:09,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3247 states, 3235 states have (on average 1.9523956723338485) internal successors, (6316), 3246 states have internal predecessors, (6316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:09,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 3247 states and 6316 transitions. [2022-03-01 16:55:09,252 INFO L78 Accepts]: Start accepts. Automaton has 3247 states and 6316 transitions. Word has length 135 [2022-03-01 16:55:09,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:09,252 INFO L470 AbstractCegarLoop]: Abstraction has 3247 states and 6316 transitions. [2022-03-01 16:55:09,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:09,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 6316 transitions. [2022-03-01 16:55:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:09,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:09,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:09,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-01 16:55:09,254 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:09,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:09,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1778131041, now seen corresponding path program 56 times [2022-03-01 16:55:09,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:09,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [967142394] [2022-03-01 16:55:09,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:09,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:09,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:09,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:09,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [967142394] [2022-03-01 16:55:09,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [967142394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:09,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:09,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:09,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585616403] [2022-03-01 16:55:09,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:09,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:09,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:09,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:09,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:09,502 INFO L87 Difference]: Start difference. First operand 3247 states and 6316 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:10,886 INFO L93 Difference]: Finished difference Result 5967 states and 11508 transitions. [2022-03-01 16:55:10,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:55:10,886 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:10,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:10,893 INFO L225 Difference]: With dead ends: 5967 [2022-03-01 16:55:10,893 INFO L226 Difference]: Without dead ends: 5967 [2022-03-01 16:55:10,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=683, Invalid=3739, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:55:10,894 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1373 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 3063 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 3697 SdHoareTripleChecker+Invalid, 3302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 3063 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:10,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 3697 Invalid, 3302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 3063 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:10,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5967 states. [2022-03-01 16:55:10,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5967 to 3259. [2022-03-01 16:55:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-01 16:55:10,937 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-01 16:55:10,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:10,937 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-01 16:55:10,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:10,938 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-01 16:55:10,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:10,939 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:10,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:10,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-01 16:55:10,939 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:10,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:10,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1744531813, now seen corresponding path program 57 times [2022-03-01 16:55:10,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:10,939 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101469147] [2022-03-01 16:55:10,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:10,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:10,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:11,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:11,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:11,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101469147] [2022-03-01 16:55:11,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101469147] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:11,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:11,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:11,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69405984] [2022-03-01 16:55:11,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:11,139 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:11,139 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:11,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:11,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:11,139 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:12,648 INFO L93 Difference]: Finished difference Result 6050 states and 11670 transitions. [2022-03-01 16:55:12,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:55:12,648 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:12,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:12,655 INFO L225 Difference]: With dead ends: 6050 [2022-03-01 16:55:12,655 INFO L226 Difference]: Without dead ends: 6050 [2022-03-01 16:55:12,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=730, Invalid=4100, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:12,656 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1566 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 2906 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1566 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 3213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 2906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:12,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1566 Valid, 3484 Invalid, 3213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 2906 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:12,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6050 states. [2022-03-01 16:55:12,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6050 to 3261. [2022-03-01 16:55:12,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-03-01 16:55:12,692 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-03-01 16:55:12,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:12,692 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-03-01 16:55:12,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:12,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-03-01 16:55:12,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:12,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:12,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:12,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-01 16:55:12,694 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:12,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:12,695 INFO L85 PathProgramCache]: Analyzing trace with hash 508651719, now seen corresponding path program 58 times [2022-03-01 16:55:12,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:12,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543303513] [2022-03-01 16:55:12,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:12,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:12,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:12,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:12,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543303513] [2022-03-01 16:55:12,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543303513] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:12,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:12,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:12,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760335174] [2022-03-01 16:55:12,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:12,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:12,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:12,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:12,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:12,920 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:15,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:15,067 INFO L93 Difference]: Finished difference Result 6089 states and 11747 transitions. [2022-03-01 16:55:15,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:55:15,067 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:15,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:15,075 INFO L225 Difference]: With dead ends: 6089 [2022-03-01 16:55:15,075 INFO L226 Difference]: Without dead ends: 6089 [2022-03-01 16:55:15,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=747, Invalid=4223, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:55:15,075 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1346 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 4100 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 4297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 4100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:15,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 4559 Invalid, 4297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 4100 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:55:15,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6089 states. [2022-03-01 16:55:15,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6089 to 3255. [2022-03-01 16:55:15,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-01 16:55:15,115 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-01 16:55:15,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:15,115 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-01 16:55:15,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-01 16:55:15,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:15,116 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:15,117 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:15,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-01 16:55:15,117 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:15,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:15,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1752409141, now seen corresponding path program 59 times [2022-03-01 16:55:15,117 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:15,117 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951274938] [2022-03-01 16:55:15,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:15,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:15,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:15,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:15,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:15,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951274938] [2022-03-01 16:55:15,360 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951274938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:15,360 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:15,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:15,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921651042] [2022-03-01 16:55:15,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:15,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:15,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:15,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:15,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:15,360 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:17,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:17,174 INFO L93 Difference]: Finished difference Result 6031 states and 11632 transitions. [2022-03-01 16:55:17,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:55:17,175 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:17,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:17,182 INFO L225 Difference]: With dead ends: 6031 [2022-03-01 16:55:17,183 INFO L226 Difference]: Without dead ends: 6031 [2022-03-01 16:55:17,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=691, Invalid=4001, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:55:17,184 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1264 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 3838 SdHoareTripleChecker+Invalid, 3493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:17,184 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 3838 Invalid, 3493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:55:17,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6031 states. [2022-03-01 16:55:17,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6031 to 3259. [2022-03-01 16:55:17,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-01 16:55:17,221 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-01 16:55:17,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:17,221 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-01 16:55:17,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:17,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-01 16:55:17,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:17,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:17,222 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:17,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-01 16:55:17,223 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:17,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:17,223 INFO L85 PathProgramCache]: Analyzing trace with hash 516529047, now seen corresponding path program 60 times [2022-03-01 16:55:17,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:17,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035426955] [2022-03-01 16:55:17,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:17,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:17,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:17,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:17,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:17,516 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035426955] [2022-03-01 16:55:17,516 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035426955] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:17,516 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:17,516 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:17,516 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111829542] [2022-03-01 16:55:17,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:17,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:17,516 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:17,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:17,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:17,516 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:19,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:19,353 INFO L93 Difference]: Finished difference Result 6151 states and 11867 transitions. [2022-03-01 16:55:19,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:55:19,354 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:19,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:19,360 INFO L225 Difference]: With dead ends: 6151 [2022-03-01 16:55:19,360 INFO L226 Difference]: Without dead ends: 6151 [2022-03-01 16:55:19,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1393 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=726, Invalid=4244, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:55:19,361 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1260 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 3314 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 3834 SdHoareTripleChecker+Invalid, 3549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:19,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 3834 Invalid, 3549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3314 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:55:19,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6151 states. [2022-03-01 16:55:19,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6151 to 3257. [2022-03-01 16:55:19,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:19,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-01 16:55:19,397 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-01 16:55:19,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:19,397 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-01 16:55:19,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:19,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-01 16:55:19,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:19,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:19,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:19,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-01 16:55:19,398 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:19,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:19,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1577608459, now seen corresponding path program 61 times [2022-03-01 16:55:19,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:19,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632683855] [2022-03-01 16:55:19,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:19,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:19,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:19,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632683855] [2022-03-01 16:55:19,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632683855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:19,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:19,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:19,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [568150199] [2022-03-01 16:55:19,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:19,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:19,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:19,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:19,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:19,693 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:21,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:21,948 INFO L93 Difference]: Finished difference Result 6171 states and 11911 transitions. [2022-03-01 16:55:21,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:55:21,948 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:21,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:21,955 INFO L225 Difference]: With dead ends: 6171 [2022-03-01 16:55:21,955 INFO L226 Difference]: Without dead ends: 6171 [2022-03-01 16:55:21,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1345 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=702, Invalid=4128, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:21,957 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1235 mSDsluCounter, 3816 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 4123 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:21,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 4123 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:55:21,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6171 states. [2022-03-01 16:55:21,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6171 to 3251. [2022-03-01 16:55:21,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 3239 states have (on average 1.9524544612534733) internal successors, (6324), 3250 states have internal predecessors, (6324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:21,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 6324 transitions. [2022-03-01 16:55:21,994 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 6324 transitions. Word has length 135 [2022-03-01 16:55:21,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:21,995 INFO L470 AbstractCegarLoop]: Abstraction has 3251 states and 6324 transitions. [2022-03-01 16:55:21,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:21,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 6324 transitions. [2022-03-01 16:55:21,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:21,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:21,996 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:21,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-01 16:55:21,996 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:21,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:21,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1779952407, now seen corresponding path program 62 times [2022-03-01 16:55:21,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:21,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1966000777] [2022-03-01 16:55:21,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:21,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:22,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:22,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1966000777] [2022-03-01 16:55:22,211 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1966000777] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:22,211 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:22,211 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:22,211 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035170621] [2022-03-01 16:55:22,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:22,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:22,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:22,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:22,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:22,212 INFO L87 Difference]: Start difference. First operand 3251 states and 6324 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:23,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:23,948 INFO L93 Difference]: Finished difference Result 6019 states and 11608 transitions. [2022-03-01 16:55:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:55:23,949 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:23,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:23,955 INFO L225 Difference]: With dead ends: 6019 [2022-03-01 16:55:23,955 INFO L226 Difference]: Without dead ends: 6019 [2022-03-01 16:55:23,955 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=658, Invalid=3898, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:55:23,956 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1334 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 2901 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 3612 SdHoareTripleChecker+Invalid, 3135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:23,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 3612 Invalid, 3135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2901 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:55:23,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6019 states. [2022-03-01 16:55:23,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6019 to 3257. [2022-03-01 16:55:23,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:23,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-01 16:55:23,991 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-01 16:55:23,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:23,991 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-01 16:55:23,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:23,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-01 16:55:23,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:23,992 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:23,992 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:23,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-01 16:55:23,992 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:23,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:23,992 INFO L85 PathProgramCache]: Analyzing trace with hash 544072313, now seen corresponding path program 63 times [2022-03-01 16:55:23,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:23,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061919320] [2022-03-01 16:55:23,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:23,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:24,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:24,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:24,237 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061919320] [2022-03-01 16:55:24,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061919320] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:24,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:24,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:24,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022730553] [2022-03-01 16:55:24,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:24,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:24,237 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:24,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:24,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:24,238 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:26,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:26,220 INFO L93 Difference]: Finished difference Result 6139 states and 11843 transitions. [2022-03-01 16:55:26,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:55:26,221 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:26,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:26,229 INFO L225 Difference]: With dead ends: 6139 [2022-03-01 16:55:26,229 INFO L226 Difference]: Without dead ends: 6139 [2022-03-01 16:55:26,229 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=692, Invalid=4138, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:26,229 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1175 mSDsluCounter, 3550 mSDsCounter, 0 mSdLazyCounter, 3170 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 3170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:26,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 3819 Invalid, 3372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 3170 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:55:26,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6139 states. [2022-03-01 16:55:26,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6139 to 3255. [2022-03-01 16:55:26,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:26,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-01 16:55:26,266 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-01 16:55:26,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:26,266 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-01 16:55:26,266 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:26,266 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-01 16:55:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:26,267 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:26,267 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:26,267 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-01 16:55:26,267 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:26,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:26,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1550065193, now seen corresponding path program 64 times [2022-03-01 16:55:26,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:26,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303909789] [2022-03-01 16:55:26,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:26,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:26,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:26,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:26,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303909789] [2022-03-01 16:55:26,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303909789] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:26,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:26,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:26,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423842839] [2022-03-01 16:55:26,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:26,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:26,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:26,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:26,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:26,457 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:28,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:28,294 INFO L93 Difference]: Finished difference Result 6219 states and 12003 transitions. [2022-03-01 16:55:28,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:55:28,294 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:28,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:28,300 INFO L225 Difference]: With dead ends: 6219 [2022-03-01 16:55:28,300 INFO L226 Difference]: Without dead ends: 6219 [2022-03-01 16:55:28,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1358 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=686, Invalid=4144, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:55:28,301 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1319 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3571 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 4064 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:28,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 4064 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:55:28,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6219 states. [2022-03-01 16:55:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6219 to 3253. [2022-03-01 16:55:28,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3253 states, 3241 states have (on average 1.9524838012958963) internal successors, (6328), 3252 states have internal predecessors, (6328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 3253 states and 6328 transitions. [2022-03-01 16:55:28,341 INFO L78 Accepts]: Start accepts. Automaton has 3253 states and 6328 transitions. Word has length 135 [2022-03-01 16:55:28,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:28,341 INFO L470 AbstractCegarLoop]: Abstraction has 3253 states and 6328 transitions. [2022-03-01 16:55:28,341 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 6328 transitions. [2022-03-01 16:55:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:28,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:28,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:28,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-01 16:55:28,342 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:28,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:28,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1443212167, now seen corresponding path program 65 times [2022-03-01 16:55:28,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:28,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374363034] [2022-03-01 16:55:28,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:28,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:28,553 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:28,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374363034] [2022-03-01 16:55:28,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374363034] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:28,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:28,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:28,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839668573] [2022-03-01 16:55:28,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:28,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:28,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:28,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:28,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:28,554 INFO L87 Difference]: Start difference. First operand 3253 states and 6328 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:30,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:30,342 INFO L93 Difference]: Finished difference Result 6229 states and 12027 transitions. [2022-03-01 16:55:30,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:55:30,343 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:30,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:30,348 INFO L225 Difference]: With dead ends: 6229 [2022-03-01 16:55:30,348 INFO L226 Difference]: Without dead ends: 6229 [2022-03-01 16:55:30,349 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1308 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=663, Invalid=4029, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:55:30,349 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1193 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 3624 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 4182 SdHoareTripleChecker+Invalid, 3852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 3624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:30,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1193 Valid, 4182 Invalid, 3852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 3624 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:55:30,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6229 states. [2022-03-01 16:55:30,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6229 to 3231. [2022-03-01 16:55:30,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:30,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-01 16:55:30,382 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-01 16:55:30,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:30,382 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-01 16:55:30,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:30,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-01 16:55:30,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:30,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:30,384 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:30,384 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-01 16:55:30,384 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:30,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:30,384 INFO L85 PathProgramCache]: Analyzing trace with hash 405731697, now seen corresponding path program 66 times [2022-03-01 16:55:30,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:30,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96493750] [2022-03-01 16:55:30,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:30,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:30,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:30,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:30,563 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96493750] [2022-03-01 16:55:30,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96493750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:30,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:30,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:30,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837000706] [2022-03-01 16:55:30,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:30,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:30,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:30,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:30,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:30,564 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:31,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:31,496 INFO L93 Difference]: Finished difference Result 4237 states and 8183 transitions. [2022-03-01 16:55:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:55:31,523 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:31,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:31,528 INFO L225 Difference]: With dead ends: 4237 [2022-03-01 16:55:31,528 INFO L226 Difference]: Without dead ends: 4237 [2022-03-01 16:55:31,528 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=544, Invalid=2996, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:55:31,528 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1139 mSDsluCounter, 2416 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:31,528 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2654 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:55:31,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-03-01 16:55:31,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 3239. [2022-03-01 16:55:31,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:31,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-03-01 16:55:31,556 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-03-01 16:55:31,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:31,557 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-03-01 16:55:31,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:31,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-03-01 16:55:31,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:31,558 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:31,558 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:31,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-01 16:55:31,558 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:31,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:31,558 INFO L85 PathProgramCache]: Analyzing trace with hash 2014582739, now seen corresponding path program 67 times [2022-03-01 16:55:31,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:31,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208144487] [2022-03-01 16:55:31,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:31,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:31,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:31,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:31,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208144487] [2022-03-01 16:55:31,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208144487] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:31,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:31,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:31,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503216956] [2022-03-01 16:55:31,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:31,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:31,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:31,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:31,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:31,780 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:32,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:32,771 INFO L93 Difference]: Finished difference Result 4320 states and 8345 transitions. [2022-03-01 16:55:32,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:55:32,771 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:32,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:32,776 INFO L225 Difference]: With dead ends: 4320 [2022-03-01 16:55:32,776 INFO L226 Difference]: Without dead ends: 4320 [2022-03-01 16:55:32,776 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=586, Invalid=3320, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:55:32,777 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1228 mSDsluCounter, 2598 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:32,777 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 2835 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:55:32,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-01 16:55:32,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3241. [2022-03-01 16:55:32,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 3229 states have (on average 1.9523072158563022) internal successors, (6304), 3240 states have internal predecessors, (6304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 6304 transitions. [2022-03-01 16:55:32,807 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 6304 transitions. Word has length 135 [2022-03-01 16:55:32,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:32,807 INFO L470 AbstractCegarLoop]: Abstraction has 3241 states and 6304 transitions. [2022-03-01 16:55:32,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 6304 transitions. [2022-03-01 16:55:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:32,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:32,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:32,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-01 16:55:32,808 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:32,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:32,808 INFO L85 PathProgramCache]: Analyzing trace with hash 778702645, now seen corresponding path program 68 times [2022-03-01 16:55:32,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:32,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810554045] [2022-03-01 16:55:32,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:32,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:32,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:32,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:32,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810554045] [2022-03-01 16:55:32,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810554045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:32,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:32,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:32,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375013388] [2022-03-01 16:55:32,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:32,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:32,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:32,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:32,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:32,987 INFO L87 Difference]: Start difference. First operand 3241 states and 6304 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:34,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:34,155 INFO L93 Difference]: Finished difference Result 4359 states and 8422 transitions. [2022-03-01 16:55:34,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 16:55:34,155 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:34,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:34,159 INFO L225 Difference]: With dead ends: 4359 [2022-03-01 16:55:34,160 INFO L226 Difference]: Without dead ends: 4359 [2022-03-01 16:55:34,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1059 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=600, Invalid=3432, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:55:34,160 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 985 mSDsluCounter, 3146 mSDsCounter, 0 mSdLazyCounter, 2273 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 2273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:34,160 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [985 Valid, 3397 Invalid, 2495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 2273 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:55:34,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-03-01 16:55:34,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 3235. [2022-03-01 16:55:34,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-03-01 16:55:34,190 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-03-01 16:55:34,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:34,190 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-03-01 16:55:34,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:34,190 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-03-01 16:55:34,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:34,191 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:34,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:34,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-01 16:55:34,191 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:34,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:34,192 INFO L85 PathProgramCache]: Analyzing trace with hash -427872207, now seen corresponding path program 69 times [2022-03-01 16:55:34,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:34,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098914614] [2022-03-01 16:55:34,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:34,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:34,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:34,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:34,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098914614] [2022-03-01 16:55:34,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098914614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:34,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:34,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:34,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572686710] [2022-03-01 16:55:34,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:34,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:34,458 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:34,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:34,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:34,459 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:36,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:36,038 INFO L93 Difference]: Finished difference Result 4301 states and 8307 transitions. [2022-03-01 16:55:36,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:55:36,038 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:36,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:36,043 INFO L225 Difference]: With dead ends: 4301 [2022-03-01 16:55:36,043 INFO L226 Difference]: Without dead ends: 4301 [2022-03-01 16:55:36,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=550, Invalid=3232, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:55:36,043 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1077 mSDsluCounter, 3060 mSDsCounter, 0 mSdLazyCounter, 2204 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3297 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:36,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3297 Invalid, 2400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2204 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:36,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4301 states. [2022-03-01 16:55:36,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4301 to 3239. [2022-03-01 16:55:36,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:36,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-03-01 16:55:36,077 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-03-01 16:55:36,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:36,077 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-03-01 16:55:36,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-03-01 16:55:36,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:36,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:36,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:36,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-01 16:55:36,079 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:36,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:36,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1663752301, now seen corresponding path program 70 times [2022-03-01 16:55:36,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:36,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741514129] [2022-03-01 16:55:36,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:36,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:36,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:36,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:36,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:36,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741514129] [2022-03-01 16:55:36,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741514129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:36,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:36,306 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:36,306 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779047366] [2022-03-01 16:55:36,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:36,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:36,307 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:36,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:36,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:36,307 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:37,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:37,975 INFO L93 Difference]: Finished difference Result 4421 states and 8542 transitions. [2022-03-01 16:55:37,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 16:55:37,975 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:37,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:37,980 INFO L225 Difference]: With dead ends: 4421 [2022-03-01 16:55:37,981 INFO L226 Difference]: Without dead ends: 4421 [2022-03-01 16:55:37,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=580, Invalid=3452, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:55:37,981 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 992 mSDsluCounter, 3111 mSDsCounter, 0 mSdLazyCounter, 2299 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 3362 SdHoareTripleChecker+Invalid, 2516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:37,982 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [992 Valid, 3362 Invalid, 2516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2299 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:37,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2022-03-01 16:55:38,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3237. [2022-03-01 16:55:38,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3237 states, 3225 states have (on average 1.9522480620155038) internal successors, (6296), 3236 states have internal predecessors, (6296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:38,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 6296 transitions. [2022-03-01 16:55:38,025 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 6296 transitions. Word has length 135 [2022-03-01 16:55:38,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:38,025 INFO L470 AbstractCegarLoop]: Abstraction has 3237 states and 6296 transitions. [2022-03-01 16:55:38,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:38,025 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 6296 transitions. [2022-03-01 16:55:38,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:38,026 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:38,026 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:38,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-01 16:55:38,027 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:38,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:38,027 INFO L85 PathProgramCache]: Analyzing trace with hash 537077489, now seen corresponding path program 71 times [2022-03-01 16:55:38,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:38,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150981032] [2022-03-01 16:55:38,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:38,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:38,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:38,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:38,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:38,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150981032] [2022-03-01 16:55:38,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150981032] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:38,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:38,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:38,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429161522] [2022-03-01 16:55:38,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:38,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:38,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:38,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:38,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:38,265 INFO L87 Difference]: Start difference. First operand 3237 states and 6296 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:39,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:39,742 INFO L93 Difference]: Finished difference Result 4441 states and 8586 transitions. [2022-03-01 16:55:39,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:55:39,743 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:39,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:39,747 INFO L225 Difference]: With dead ends: 4441 [2022-03-01 16:55:39,747 INFO L226 Difference]: Without dead ends: 4441 [2022-03-01 16:55:39,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1033 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=558, Invalid=3348, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:55:39,748 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1090 mSDsluCounter, 3003 mSDsCounter, 0 mSdLazyCounter, 2405 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 2610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 2405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:39,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 3269 Invalid, 2610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 2405 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:39,752 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-03-01 16:55:39,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3231. [2022-03-01 16:55:39,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:39,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-01 16:55:39,777 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-01 16:55:39,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:39,777 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-01 16:55:39,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:39,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-01 16:55:39,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:39,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:39,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:39,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-01 16:55:39,778 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:39,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:39,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1472521773, now seen corresponding path program 72 times [2022-03-01 16:55:39,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:39,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58175392] [2022-03-01 16:55:39,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:39,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:39,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:39,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:39,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:39,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58175392] [2022-03-01 16:55:39,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58175392] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:39,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:39,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:39,970 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436692754] [2022-03-01 16:55:39,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:39,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:39,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:39,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:39,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:39,970 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:41,380 INFO L93 Difference]: Finished difference Result 4235 states and 8181 transitions. [2022-03-01 16:55:41,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:55:41,381 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:41,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:41,386 INFO L225 Difference]: With dead ends: 4235 [2022-03-01 16:55:41,386 INFO L226 Difference]: Without dead ends: 4235 [2022-03-01 16:55:41,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=500, Invalid=3040, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:55:41,387 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 936 mSDsluCounter, 2723 mSDsCounter, 0 mSdLazyCounter, 1979 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 2956 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:41,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2956 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1979 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:55:41,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4235 states. [2022-03-01 16:55:41,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4235 to 3235. [2022-03-01 16:55:41,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-03-01 16:55:41,422 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-03-01 16:55:41,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:41,422 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-03-01 16:55:41,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:41,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-03-01 16:55:41,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:41,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:41,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:41,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-01 16:55:41,423 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:41,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:41,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1586565429, now seen corresponding path program 73 times [2022-03-01 16:55:41,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:41,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1444945332] [2022-03-01 16:55:41,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:41,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:41,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:41,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:41,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1444945332] [2022-03-01 16:55:41,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1444945332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:41,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:41,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:41,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287689962] [2022-03-01 16:55:41,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:41,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:41,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:41,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:41,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:41,683 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:43,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:43,188 INFO L93 Difference]: Finished difference Result 4355 states and 8416 transitions. [2022-03-01 16:55:43,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:55:43,188 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:43,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:43,193 INFO L225 Difference]: With dead ends: 4355 [2022-03-01 16:55:43,193 INFO L226 Difference]: Without dead ends: 4355 [2022-03-01 16:55:43,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=527, Invalid=3255, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:55:43,193 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 1124 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:43,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2931 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:43,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4355 states. [2022-03-01 16:55:43,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4355 to 3233. [2022-03-01 16:55:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 3221 states have (on average 1.9521887612542688) internal successors, (6288), 3232 states have internal predecessors, (6288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:43,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 6288 transitions. [2022-03-01 16:55:43,227 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 6288 transitions. Word has length 135 [2022-03-01 16:55:43,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:43,227 INFO L470 AbstractCegarLoop]: Abstraction has 3233 states and 6288 transitions. [2022-03-01 16:55:43,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 6288 transitions. [2022-03-01 16:55:43,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:43,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:43,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:43,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-01 16:55:43,229 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:43,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:43,229 INFO L85 PathProgramCache]: Analyzing trace with hash -507572077, now seen corresponding path program 74 times [2022-03-01 16:55:43,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:43,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774932014] [2022-03-01 16:55:43,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:43,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:43,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:43,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:43,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:43,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774932014] [2022-03-01 16:55:43,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774932014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:43,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:43,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:43,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489526666] [2022-03-01 16:55:43,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:43,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:43,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:43,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:43,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:43,475 INFO L87 Difference]: Start difference. First operand 3233 states and 6288 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:45,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:45,069 INFO L93 Difference]: Finished difference Result 4435 states and 8576 transitions. [2022-03-01 16:55:45,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:55:45,070 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:45,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:45,075 INFO L225 Difference]: With dead ends: 4435 [2022-03-01 16:55:45,075 INFO L226 Difference]: Without dead ends: 4435 [2022-03-01 16:55:45,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=521, Invalid=3261, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:55:45,078 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1016 mSDsluCounter, 3182 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:45,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3444 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:45,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2022-03-01 16:55:45,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 3231. [2022-03-01 16:55:45,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:45,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-01 16:55:45,112 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-01 16:55:45,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:45,112 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-01 16:55:45,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:45,113 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-01 16:55:45,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:45,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:45,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:45,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-01 16:55:45,114 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:45,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:45,114 INFO L85 PathProgramCache]: Analyzing trace with hash -400719051, now seen corresponding path program 75 times [2022-03-01 16:55:45,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:45,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202599799] [2022-03-01 16:55:45,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:45,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:45,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:45,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:45,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202599799] [2022-03-01 16:55:45,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202599799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:45,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:45,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:45,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440636440] [2022-03-01 16:55:45,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:45,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:45,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:45,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:45,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:45,437 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:46,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:46,904 INFO L93 Difference]: Finished difference Result 4572 states and 8854 transitions. [2022-03-01 16:55:46,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:55:46,904 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:46,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:46,909 INFO L225 Difference]: With dead ends: 4572 [2022-03-01 16:55:46,909 INFO L226 Difference]: Without dead ends: 4572 [2022-03-01 16:55:46,909 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=501, Invalid=3159, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:55:46,910 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1034 mSDsluCounter, 3360 mSDsCounter, 0 mSdLazyCounter, 2805 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 2805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:46,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3634 Invalid, 3016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 2805 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:55:46,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-03-01 16:55:46,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 3217. [2022-03-01 16:55:46,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3217 states, 3205 states have (on average 1.95195007800312) internal successors, (6256), 3216 states have internal predecessors, (6256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 3217 states and 6256 transitions. [2022-03-01 16:55:46,940 INFO L78 Accepts]: Start accepts. Automaton has 3217 states and 6256 transitions. Word has length 135 [2022-03-01 16:55:46,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:46,940 INFO L470 AbstractCegarLoop]: Abstraction has 3217 states and 6256 transitions. [2022-03-01 16:55:46,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:46,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 6256 transitions. [2022-03-01 16:55:46,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:46,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:46,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:46,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-01 16:55:46,941 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:46,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:46,941 INFO L85 PathProgramCache]: Analyzing trace with hash 598910399, now seen corresponding path program 76 times [2022-03-01 16:55:46,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:46,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456274073] [2022-03-01 16:55:46,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:46,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:46,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:47,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:47,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:47,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456274073] [2022-03-01 16:55:47,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456274073] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:47,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:47,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:47,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542404606] [2022-03-01 16:55:47,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:47,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:47,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:47,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:47,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:47,144 INFO L87 Difference]: Start difference. First operand 3217 states and 6256 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:48,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:48,353 INFO L93 Difference]: Finished difference Result 4222 states and 8153 transitions. [2022-03-01 16:55:48,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:55:48,353 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:48,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:48,374 INFO L225 Difference]: With dead ends: 4222 [2022-03-01 16:55:48,374 INFO L226 Difference]: Without dead ends: 4222 [2022-03-01 16:55:48,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=463, Invalid=2617, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:55:48,374 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 971 mSDsluCounter, 2696 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 2930 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:48,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [971 Valid, 2930 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:55:48,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2022-03-01 16:55:48,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 3222. [2022-03-01 16:55:48,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.95202492211838) internal successors, (6266), 3221 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:48,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6266 transitions. [2022-03-01 16:55:48,403 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6266 transitions. Word has length 135 [2022-03-01 16:55:48,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:48,403 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6266 transitions. [2022-03-01 16:55:48,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:48,403 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6266 transitions. [2022-03-01 16:55:48,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:48,404 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:48,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:48,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-01 16:55:48,405 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:48,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:48,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2087205855, now seen corresponding path program 77 times [2022-03-01 16:55:48,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:48,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185647961] [2022-03-01 16:55:48,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:48,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:48,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:48,639 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:48,639 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185647961] [2022-03-01 16:55:48,639 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185647961] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:48,639 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:48,639 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:48,639 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054759683] [2022-03-01 16:55:48,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:48,639 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:48,639 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:48,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:48,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:48,639 INFO L87 Difference]: Start difference. First operand 3222 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:49,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:49,993 INFO L93 Difference]: Finished difference Result 4239 states and 8189 transitions. [2022-03-01 16:55:49,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:55:49,993 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:49,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:49,997 INFO L225 Difference]: With dead ends: 4239 [2022-03-01 16:55:49,997 INFO L226 Difference]: Without dead ends: 4239 [2022-03-01 16:55:49,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=479, Invalid=2827, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:55:49,997 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 960 mSDsluCounter, 2872 mSDsCounter, 0 mSdLazyCounter, 1977 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:49,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 3105 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1977 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:55:50,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4239 states. [2022-03-01 16:55:50,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4239 to 3224. [2022-03-01 16:55:50,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.952054794520548) internal successors, (6270), 3223 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:50,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6270 transitions. [2022-03-01 16:55:50,025 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6270 transitions. Word has length 135 [2022-03-01 16:55:50,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:50,025 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6270 transitions. [2022-03-01 16:55:50,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:50,025 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6270 transitions. [2022-03-01 16:55:50,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:50,026 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:50,026 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:50,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-01 16:55:50,026 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:50,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:50,026 INFO L85 PathProgramCache]: Analyzing trace with hash 971881347, now seen corresponding path program 78 times [2022-03-01 16:55:50,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:50,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354319497] [2022-03-01 16:55:50,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:50,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:50,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:50,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:50,295 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:50,295 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354319497] [2022-03-01 16:55:50,295 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354319497] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:50,295 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:50,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:50,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100118072] [2022-03-01 16:55:50,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:50,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:50,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:50,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:50,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:50,296 INFO L87 Difference]: Start difference. First operand 3224 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:51,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:51,819 INFO L93 Difference]: Finished difference Result 4278 states and 8266 transitions. [2022-03-01 16:55:51,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:55:51,819 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:51,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:51,826 INFO L225 Difference]: With dead ends: 4278 [2022-03-01 16:55:51,826 INFO L226 Difference]: Without dead ends: 4278 [2022-03-01 16:55:51,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=486, Invalid=2936, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:55:51,826 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 879 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 879 SdHoareTripleChecker+Valid, 2949 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:51,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [879 Valid, 2949 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:51,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4278 states. [2022-03-01 16:55:51,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4278 to 3218. [2022-03-01 16:55:51,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:51,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-03-01 16:55:51,858 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-03-01 16:55:51,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:51,858 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-03-01 16:55:51,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:51,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-03-01 16:55:51,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:51,859 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:51,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:51,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-01 16:55:51,859 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:51,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:51,859 INFO L85 PathProgramCache]: Analyzing trace with hash 650765335, now seen corresponding path program 79 times [2022-03-01 16:55:51,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:51,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249420053] [2022-03-01 16:55:51,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:51,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:51,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:52,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:52,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:52,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249420053] [2022-03-01 16:55:52,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249420053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:52,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:52,131 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:52,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364639007] [2022-03-01 16:55:52,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:52,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:52,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:52,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:52,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:52,132 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:53,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:53,448 INFO L93 Difference]: Finished difference Result 4213 states and 8135 transitions. [2022-03-01 16:55:53,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:55:53,448 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:53,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:53,452 INFO L225 Difference]: With dead ends: 4213 [2022-03-01 16:55:53,452 INFO L226 Difference]: Without dead ends: 4213 [2022-03-01 16:55:53,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=499, Invalid=2807, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:55:53,453 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 1081 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2871 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:53,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2871 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:55:53,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2022-03-01 16:55:53,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 3218. [2022-03-01 16:55:53,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:53,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-03-01 16:55:53,480 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-03-01 16:55:53,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:53,480 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-03-01 16:55:53,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:53,480 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-03-01 16:55:53,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:53,481 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:53,481 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:53,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-01 16:55:53,481 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:53,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:53,482 INFO L85 PathProgramCache]: Analyzing trace with hash -2035350919, now seen corresponding path program 80 times [2022-03-01 16:55:53,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:53,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067005470] [2022-03-01 16:55:53,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:53,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:53,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:53,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:53,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:53,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067005470] [2022-03-01 16:55:53,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067005470] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:53,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:53,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:53,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210985025] [2022-03-01 16:55:53,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:53,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:53,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:53,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:53,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:53,673 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:54,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:54,635 INFO L93 Difference]: Finished difference Result 4296 states and 8297 transitions. [2022-03-01 16:55:54,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:55:54,635 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:54,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:54,639 INFO L225 Difference]: With dead ends: 4296 [2022-03-01 16:55:54,639 INFO L226 Difference]: Without dead ends: 4296 [2022-03-01 16:55:54,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=536, Invalid=3124, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:55:54,640 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:54,640 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2643 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:55:54,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4296 states. [2022-03-01 16:55:54,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4296 to 3220. [2022-03-01 16:55:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.951995012468828) internal successors, (6262), 3219 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:54,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6262 transitions. [2022-03-01 16:55:54,668 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6262 transitions. Word has length 135 [2022-03-01 16:55:54,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:54,668 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6262 transitions. [2022-03-01 16:55:54,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:54,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6262 transitions. [2022-03-01 16:55:54,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:54,669 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:54,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:54,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-01 16:55:54,669 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:54,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:54,670 INFO L85 PathProgramCache]: Analyzing trace with hash 1023736283, now seen corresponding path program 81 times [2022-03-01 16:55:54,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:54,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285083318] [2022-03-01 16:55:54,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:54,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:54,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:54,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:54,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285083318] [2022-03-01 16:55:54,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285083318] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:54,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:54,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:54,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392790906] [2022-03-01 16:55:54,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:54,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:54,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:54,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:54,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:54,848 INFO L87 Difference]: Start difference. First operand 3220 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:55,978 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:55,978 INFO L93 Difference]: Finished difference Result 4335 states and 8374 transitions. [2022-03-01 16:55:55,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:55:55,978 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:55,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:55,983 INFO L225 Difference]: With dead ends: 4335 [2022-03-01 16:55:55,983 INFO L226 Difference]: Without dead ends: 4335 [2022-03-01 16:55:55,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=547, Invalid=3235, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:55:55,984 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 1044 mSDsluCounter, 2940 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:55,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 3185 Invalid, 2433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:55:55,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2022-03-01 16:55:56,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 3214. [2022-03-01 16:55:56,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:56,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-03-01 16:55:56,014 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-03-01 16:55:56,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:56,015 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-03-01 16:55:56,015 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:56,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-03-01 16:55:56,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:56,016 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:56,016 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:56,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-01 16:55:56,016 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:56,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:56,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1042027467, now seen corresponding path program 82 times [2022-03-01 16:55:56,016 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:56,016 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050541672] [2022-03-01 16:55:56,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:56,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:56,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:56,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:56,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050541672] [2022-03-01 16:55:56,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1050541672] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:56,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:56,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:56,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260503948] [2022-03-01 16:55:56,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:56,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:56,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:56,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:56,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:56,212 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:57,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:57,112 INFO L93 Difference]: Finished difference Result 4185 states and 8081 transitions. [2022-03-01 16:55:57,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:55:57,112 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:57,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:57,116 INFO L225 Difference]: With dead ends: 4185 [2022-03-01 16:55:57,116 INFO L226 Difference]: Without dead ends: 4185 [2022-03-01 16:55:57,117 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=485, Invalid=2937, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:55:57,117 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2411 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2642 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:57,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2642 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 16:55:57,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2022-03-01 16:55:57,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 3214. [2022-03-01 16:55:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-03-01 16:55:57,146 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-03-01 16:55:57,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:57,146 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-03-01 16:55:57,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-03-01 16:55:57,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:57,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:57,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:57,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-01 16:55:57,147 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:57,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:57,147 INFO L85 PathProgramCache]: Analyzing trace with hash 2017059735, now seen corresponding path program 83 times [2022-03-01 16:55:57,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:57,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178194519] [2022-03-01 16:55:57,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:57,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:57,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:57,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178194519] [2022-03-01 16:55:57,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178194519] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:57,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:57,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:57,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411092877] [2022-03-01 16:55:57,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:57,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:57,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:57,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:57,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:57,423 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:58,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:55:58,882 INFO L93 Difference]: Finished difference Result 4305 states and 8316 transitions. [2022-03-01 16:55:58,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:55:58,882 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:55:58,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:55:58,887 INFO L225 Difference]: With dead ends: 4305 [2022-03-01 16:55:58,887 INFO L226 Difference]: Without dead ends: 4305 [2022-03-01 16:55:58,887 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=508, Invalid=3152, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:55:58,887 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 1050 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:55:58,887 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 3261 Invalid, 2449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:55:58,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4305 states. [2022-03-01 16:55:58,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4305 to 3212. [2022-03-01 16:55:58,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3212 states, 3200 states have (on average 1.951875) internal successors, (6246), 3211 states have internal predecessors, (6246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:58,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 3212 states and 6246 transitions. [2022-03-01 16:55:58,916 INFO L78 Accepts]: Start accepts. Automaton has 3212 states and 6246 transitions. Word has length 135 [2022-03-01 16:55:58,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:55:58,916 INFO L470 AbstractCegarLoop]: Abstraction has 3212 states and 6246 transitions. [2022-03-01 16:55:58,916 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:55:58,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 6246 transitions. [2022-03-01 16:55:58,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:55:58,918 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:55:58,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:55:58,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-01 16:55:58,918 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:55:58,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:55:58,918 INFO L85 PathProgramCache]: Analyzing trace with hash -77077771, now seen corresponding path program 84 times [2022-03-01 16:55:58,918 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:55:58,918 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2093170421] [2022-03-01 16:55:58,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:55:58,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:55:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:55:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:55:59,163 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:55:59,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2093170421] [2022-03-01 16:55:59,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2093170421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:55:59,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:55:59,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:55:59,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415327519] [2022-03-01 16:55:59,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:55:59,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:55:59,164 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:55:59,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:55:59,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:55:59,164 INFO L87 Difference]: Start difference. First operand 3212 states and 6246 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:00,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:00,629 INFO L93 Difference]: Finished difference Result 4317 states and 8344 transitions. [2022-03-01 16:56:00,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:56:00,629 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:00,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:00,634 INFO L225 Difference]: With dead ends: 4317 [2022-03-01 16:56:00,634 INFO L226 Difference]: Without dead ends: 4317 [2022-03-01 16:56:00,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=489, Invalid=3051, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:00,635 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 860 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 2649 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 860 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:00,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [860 Valid, 3619 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2649 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:56:00,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-03-01 16:56:00,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 3190. [2022-03-01 16:56:00,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9515418502202644) internal successors, (6202), 3189 states have internal predecessors, (6202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:00,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6202 transitions. [2022-03-01 16:56:00,668 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6202 transitions. Word has length 135 [2022-03-01 16:56:00,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:00,668 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6202 transitions. [2022-03-01 16:56:00,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:00,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6202 transitions. [2022-03-01 16:56:00,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:00,670 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:00,670 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:00,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-01 16:56:00,670 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:00,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:00,670 INFO L85 PathProgramCache]: Analyzing trace with hash 2081390131, now seen corresponding path program 85 times [2022-03-01 16:56:00,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:00,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597644537] [2022-03-01 16:56:00,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:00,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:00,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:00,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:00,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597644537] [2022-03-01 16:56:00,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597644537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:00,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:00,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:00,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035808261] [2022-03-01 16:56:00,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:00,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:00,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:00,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:00,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:00,835 INFO L87 Difference]: Start difference. First operand 3190 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:02,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:02,552 INFO L93 Difference]: Finished difference Result 6204 states and 11984 transitions. [2022-03-01 16:56:02,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 16:56:02,552 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:02,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:02,560 INFO L225 Difference]: With dead ends: 6204 [2022-03-01 16:56:02,560 INFO L226 Difference]: Without dead ends: 6204 [2022-03-01 16:56:02,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 507 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=423, Invalid=2027, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:56:02,561 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1543 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 3790 SdHoareTripleChecker+Invalid, 3749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:02,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 3790 Invalid, 3749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:56:02,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-01 16:56:02,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 3220. [2022-03-01 16:56:02,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-03-01 16:56:02,626 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-03-01 16:56:02,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:02,626 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-03-01 16:56:02,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-03-01 16:56:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:02,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:02,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:02,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-01 16:56:02,628 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:02,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:02,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1252635353, now seen corresponding path program 54 times [2022-03-01 16:56:02,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:02,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944418440] [2022-03-01 16:56:02,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:02,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:02,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:02,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:02,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944418440] [2022-03-01 16:56:02,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [944418440] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:02,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:02,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:02,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076040313] [2022-03-01 16:56:02,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:02,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:02,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:02,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:02,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:02,799 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:04,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:04,081 INFO L93 Difference]: Finished difference Result 5412 states and 10483 transitions. [2022-03-01 16:56:04,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:56:04,081 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:04,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:04,087 INFO L225 Difference]: With dead ends: 5412 [2022-03-01 16:56:04,087 INFO L226 Difference]: Without dead ends: 5412 [2022-03-01 16:56:04,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=496, Invalid=2366, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 16:56:04,087 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1027 mSDsluCounter, 3412 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 3702 SdHoareTripleChecker+Invalid, 2853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:04,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 3702 Invalid, 2853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:56:04,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5412 states. [2022-03-01 16:56:04,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5412 to 3188. [2022-03-01 16:56:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 3176 states have (on average 1.9527707808564232) internal successors, (6202), 3187 states have internal predecessors, (6202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:04,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 6202 transitions. [2022-03-01 16:56:04,119 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 6202 transitions. Word has length 135 [2022-03-01 16:56:04,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:04,119 INFO L470 AbstractCegarLoop]: Abstraction has 3188 states and 6202 transitions. [2022-03-01 16:56:04,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:04,119 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6202 transitions. [2022-03-01 16:56:04,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:04,120 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:04,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:04,120 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-01 16:56:04,120 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:04,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:04,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1155487649, now seen corresponding path program 55 times [2022-03-01 16:56:04,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:04,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768780545] [2022-03-01 16:56:04,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:04,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:04,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:04,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:04,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:04,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768780545] [2022-03-01 16:56:04,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768780545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:04,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:04,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:04,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031398244] [2022-03-01 16:56:04,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:04,305 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:04,305 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:04,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:04,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:04,306 INFO L87 Difference]: Start difference. First operand 3188 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:05,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:05,106 INFO L93 Difference]: Finished difference Result 4432 states and 8616 transitions. [2022-03-01 16:56:05,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-01 16:56:05,106 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:05,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:05,110 INFO L225 Difference]: With dead ends: 4432 [2022-03-01 16:56:05,110 INFO L226 Difference]: Without dead ends: 4432 [2022-03-01 16:56:05,110 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=322, Invalid=1484, Unknown=0, NotChecked=0, Total=1806 [2022-03-01 16:56:05,110 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 789 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 2587 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:05,110 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 2587 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:56:05,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4432 states. [2022-03-01 16:56:05,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4432 to 3194. [2022-03-01 16:56:05,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9528598365807668) internal successors, (6214), 3193 states have internal predecessors, (6214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6214 transitions. [2022-03-01 16:56:05,138 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6214 transitions. Word has length 135 [2022-03-01 16:56:05,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:05,138 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6214 transitions. [2022-03-01 16:56:05,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:05,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6214 transitions. [2022-03-01 16:56:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:05,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:05,140 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:05,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-01 16:56:05,140 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:05,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:05,140 INFO L85 PathProgramCache]: Analyzing trace with hash -559882827, now seen corresponding path program 56 times [2022-03-01 16:56:05,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:05,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1460877982] [2022-03-01 16:56:05,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:05,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:05,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:05,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:05,314 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:05,314 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1460877982] [2022-03-01 16:56:05,314 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1460877982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:05,314 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:05,314 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:05,314 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59901711] [2022-03-01 16:56:05,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:05,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:05,315 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:05,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:05,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:05,315 INFO L87 Difference]: Start difference. First operand 3194 states and 6214 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:06,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:06,366 INFO L93 Difference]: Finished difference Result 4466 states and 8682 transitions. [2022-03-01 16:56:06,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-01 16:56:06,366 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:06,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:06,370 INFO L225 Difference]: With dead ends: 4466 [2022-03-01 16:56:06,370 INFO L226 Difference]: Without dead ends: 4466 [2022-03-01 16:56:06,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=358, Invalid=1712, Unknown=0, NotChecked=0, Total=2070 [2022-03-01 16:56:06,370 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 940 mSDsluCounter, 3047 mSDsCounter, 0 mSdLazyCounter, 2667 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:06,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [940 Valid, 3296 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2667 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:56:06,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2022-03-01 16:56:06,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 3192. [2022-03-01 16:56:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-03-01 16:56:06,397 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-03-01 16:56:06,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:06,397 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-03-01 16:56:06,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-03-01 16:56:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:06,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:06,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:06,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-01 16:56:06,398 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:06,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:06,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1341453377, now seen corresponding path program 57 times [2022-03-01 16:56:06,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:06,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766224151] [2022-03-01 16:56:06,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:06,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:06,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:06,567 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:06,567 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766224151] [2022-03-01 16:56:06,567 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766224151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:06,567 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:06,567 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:06,567 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790351887] [2022-03-01 16:56:06,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:06,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:06,567 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:06,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:06,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:06,568 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:07,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:07,509 INFO L93 Difference]: Finished difference Result 4491 states and 8730 transitions. [2022-03-01 16:56:07,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 16:56:07,509 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:07,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:07,514 INFO L225 Difference]: With dead ends: 4491 [2022-03-01 16:56:07,514 INFO L226 Difference]: Without dead ends: 4491 [2022-03-01 16:56:07,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=383, Invalid=1873, Unknown=0, NotChecked=0, Total=2256 [2022-03-01 16:56:07,514 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 793 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 2323 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:07,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 3104 Invalid, 2419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2323 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:56:07,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4491 states. [2022-03-01 16:56:07,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4491 to 3190. [2022-03-01 16:56:07,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9528005034612965) internal successors, (6206), 3189 states have internal predecessors, (6206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6206 transitions. [2022-03-01 16:56:07,561 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6206 transitions. Word has length 135 [2022-03-01 16:56:07,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:07,561 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6206 transitions. [2022-03-01 16:56:07,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6206 transitions. [2022-03-01 16:56:07,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:07,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:07,562 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:07,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-01 16:56:07,562 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:07,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:07,562 INFO L85 PathProgramCache]: Analyzing trace with hash 944365847, now seen corresponding path program 58 times [2022-03-01 16:56:07,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:07,562 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047343859] [2022-03-01 16:56:07,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:07,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:07,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:07,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:07,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047343859] [2022-03-01 16:56:07,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047343859] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:07,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:07,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:07,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528138768] [2022-03-01 16:56:07,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:07,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:07,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:07,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:07,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:07,883 INFO L87 Difference]: Start difference. First operand 3190 states and 6206 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:09,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:09,145 INFO L93 Difference]: Finished difference Result 4521 states and 8788 transitions. [2022-03-01 16:56:09,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-01 16:56:09,145 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:09,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:09,150 INFO L225 Difference]: With dead ends: 4521 [2022-03-01 16:56:09,150 INFO L226 Difference]: Without dead ends: 4521 [2022-03-01 16:56:09,150 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=417, Invalid=2033, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:56:09,151 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 982 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 3098 SdHoareTripleChecker+Invalid, 2557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:09,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 3098 Invalid, 2557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:56:09,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4521 states. [2022-03-01 16:56:09,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4521 to 3184. [2022-03-01 16:56:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3172 states have (on average 1.9527112232030266) internal successors, (6194), 3183 states have internal predecessors, (6194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 6194 transitions. [2022-03-01 16:56:09,183 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 6194 transitions. Word has length 135 [2022-03-01 16:56:09,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:09,183 INFO L470 AbstractCegarLoop]: Abstraction has 3184 states and 6194 transitions. [2022-03-01 16:56:09,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6194 transitions. [2022-03-01 16:56:09,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:09,184 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:09,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:09,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-01 16:56:09,185 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:09,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:09,185 INFO L85 PathProgramCache]: Analyzing trace with hash -84718945, now seen corresponding path program 86 times [2022-03-01 16:56:09,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:09,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520581269] [2022-03-01 16:56:09,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:09,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:09,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:09,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:09,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520581269] [2022-03-01 16:56:09,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520581269] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:09,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:09,402 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:09,402 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921229854] [2022-03-01 16:56:09,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:09,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:09,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:09,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:09,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:09,402 INFO L87 Difference]: Start difference. First operand 3184 states and 6194 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:11,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:11,627 INFO L93 Difference]: Finished difference Result 8008 states and 15442 transitions. [2022-03-01 16:56:11,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:11,627 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:11,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:11,637 INFO L225 Difference]: With dead ends: 8008 [2022-03-01 16:56:11,637 INFO L226 Difference]: Without dead ends: 8008 [2022-03-01 16:56:11,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=598, Invalid=2942, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:11,637 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1376 mSDsluCounter, 4821 mSDsCounter, 0 mSdLazyCounter, 4569 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 5203 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 4569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:11,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 5203 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 4569 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:56:11,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-03-01 16:56:11,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 3232. [2022-03-01 16:56:11,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3232 states, 3220 states have (on average 1.953416149068323) internal successors, (6290), 3231 states have internal predecessors, (6290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 3232 states and 6290 transitions. [2022-03-01 16:56:11,687 INFO L78 Accepts]: Start accepts. Automaton has 3232 states and 6290 transitions. Word has length 135 [2022-03-01 16:56:11,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:11,687 INFO L470 AbstractCegarLoop]: Abstraction has 3232 states and 6290 transitions. [2022-03-01 16:56:11,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 6290 transitions. [2022-03-01 16:56:11,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:11,688 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:11,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:11,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-01 16:56:11,689 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:11,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:11,689 INFO L85 PathProgramCache]: Analyzing trace with hash -913473723, now seen corresponding path program 59 times [2022-03-01 16:56:11,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:11,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199234309] [2022-03-01 16:56:11,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:11,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:11,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:11,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:11,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:11,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199234309] [2022-03-01 16:56:11,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199234309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:11,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:11,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:11,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075420430] [2022-03-01 16:56:11,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:11,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:11,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:11,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:11,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:11,929 INFO L87 Difference]: Start difference. First operand 3232 states and 6290 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:13,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:13,663 INFO L93 Difference]: Finished difference Result 6654 states and 12884 transitions. [2022-03-01 16:56:13,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:56:13,663 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:13,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:13,670 INFO L225 Difference]: With dead ends: 6654 [2022-03-01 16:56:13,670 INFO L226 Difference]: Without dead ends: 6654 [2022-03-01 16:56:13,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1194 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=732, Invalid=3690, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:56:13,671 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1383 mSDsluCounter, 3894 mSDsCounter, 0 mSdLazyCounter, 3008 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 4240 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 3008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:13,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 4240 Invalid, 3100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 3008 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:56:13,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-03-01 16:56:13,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3222. [2022-03-01 16:56:13,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:13,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-01 16:56:13,708 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-01 16:56:13,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:13,708 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-01 16:56:13,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:13,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-01 16:56:13,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:13,709 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:13,710 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:13,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-01 16:56:13,710 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:13,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:13,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1154441583, now seen corresponding path program 87 times [2022-03-01 16:56:13,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:13,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613973126] [2022-03-01 16:56:13,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:13,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:13,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:13,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:13,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613973126] [2022-03-01 16:56:13,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613973126] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:13,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:13,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:13,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886415635] [2022-03-01 16:56:13,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:13,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:13,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:13,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:13,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:13,967 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:15,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:15,705 INFO L93 Difference]: Finished difference Result 7167 states and 13834 transitions. [2022-03-01 16:56:15,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:56:15,705 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:15,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:15,712 INFO L225 Difference]: With dead ends: 7167 [2022-03-01 16:56:15,712 INFO L226 Difference]: Without dead ends: 7167 [2022-03-01 16:56:15,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=2272, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 16:56:15,713 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1434 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 4197 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 4952 SdHoareTripleChecker+Invalid, 4360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 4197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:15,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 4952 Invalid, 4360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 4197 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:56:15,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7167 states. [2022-03-01 16:56:15,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7167 to 3222. [2022-03-01 16:56:15,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:15,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-01 16:56:15,750 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-01 16:56:15,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:15,751 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-01 16:56:15,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:15,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-01 16:56:15,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:15,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:15,752 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:15,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-01 16:56:15,752 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:15,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:15,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1142548663, now seen corresponding path program 88 times [2022-03-01 16:56:15,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:15,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225988839] [2022-03-01 16:56:15,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:15,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:15,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:15,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:15,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:15,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225988839] [2022-03-01 16:56:15,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225988839] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:15,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:15,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:15,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903961463] [2022-03-01 16:56:15,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:15,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:15,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:15,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:15,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:15,966 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:18,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:18,146 INFO L93 Difference]: Finished difference Result 7287 states and 14069 transitions. [2022-03-01 16:56:18,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:56:18,147 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:18,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:18,155 INFO L225 Difference]: With dead ends: 7287 [2022-03-01 16:56:18,155 INFO L226 Difference]: Without dead ends: 7287 [2022-03-01 16:56:18,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=534, Invalid=2546, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:56:18,155 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1475 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 3750 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 3750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:18,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1475 Valid, 4405 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 3750 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:56:18,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7287 states. [2022-03-01 16:56:18,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7287 to 3220. [2022-03-01 16:56:18,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:18,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-03-01 16:56:18,196 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-03-01 16:56:18,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:18,196 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-03-01 16:56:18,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:18,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-03-01 16:56:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:18,197 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:18,197 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:18,197 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-01 16:56:18,197 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:18,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:18,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1905685187, now seen corresponding path program 89 times [2022-03-01 16:56:18,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:18,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484077861] [2022-03-01 16:56:18,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:18,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:18,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:18,408 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:18,408 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484077861] [2022-03-01 16:56:18,408 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484077861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:18,408 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:18,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:18,408 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306236432] [2022-03-01 16:56:18,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:18,408 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:18,408 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:18,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:18,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:18,409 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:20,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:20,731 INFO L93 Difference]: Finished difference Result 7367 states and 14229 transitions. [2022-03-01 16:56:20,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:56:20,731 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:20,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:20,739 INFO L225 Difference]: With dead ends: 7367 [2022-03-01 16:56:20,739 INFO L226 Difference]: Without dead ends: 7367 [2022-03-01 16:56:20,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=526, Invalid=2554, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:56:20,740 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1351 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 4347 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 4911 SdHoareTripleChecker+Invalid, 4588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:20,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 4911 Invalid, 4588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4347 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:56:20,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-01 16:56:20,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 3218. [2022-03-01 16:56:20,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:20,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-01 16:56:20,778 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-01 16:56:20,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:20,778 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-01 16:56:20,778 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-01 16:56:20,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:20,779 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:20,779 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:20,779 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-01 16:56:20,779 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:20,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:20,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1261859223, now seen corresponding path program 90 times [2022-03-01 16:56:20,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:20,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945941375] [2022-03-01 16:56:20,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:20,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:20,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:20,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:20,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945941375] [2022-03-01 16:56:20,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945941375] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:20,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:20,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:20,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796955860] [2022-03-01 16:56:20,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:20,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:20,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:20,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:20,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:20,991 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:23,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:23,036 INFO L93 Difference]: Finished difference Result 7256 states and 14007 transitions. [2022-03-01 16:56:23,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:56:23,036 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:23,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:23,044 INFO L225 Difference]: With dead ends: 7256 [2022-03-01 16:56:23,044 INFO L226 Difference]: Without dead ends: 7256 [2022-03-01 16:56:23,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=520, Invalid=2560, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:56:23,044 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1311 mSDsluCounter, 4318 mSDsCounter, 0 mSdLazyCounter, 3918 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4691 SdHoareTripleChecker+Invalid, 4141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 3918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:23,044 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 4691 Invalid, 4141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 3918 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:56:23,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7256 states. [2022-03-01 16:56:23,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7256 to 3192. [2022-03-01 16:56:23,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:23,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-03-01 16:56:23,082 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-03-01 16:56:23,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:23,083 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-03-01 16:56:23,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:23,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-03-01 16:56:23,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:23,084 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:23,084 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:23,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-01 16:56:23,084 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:23,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:23,084 INFO L85 PathProgramCache]: Analyzing trace with hash 409729375, now seen corresponding path program 91 times [2022-03-01 16:56:23,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:23,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250899709] [2022-03-01 16:56:23,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:23,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:23,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:23,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:23,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250899709] [2022-03-01 16:56:23,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250899709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:23,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:23,306 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:23,306 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504068474] [2022-03-01 16:56:23,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:23,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:23,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:23,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:23,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:23,307 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:25,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:25,294 INFO L93 Difference]: Finished difference Result 8150 states and 15711 transitions. [2022-03-01 16:56:25,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-01 16:56:25,294 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:25,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:25,303 INFO L225 Difference]: With dead ends: 8150 [2022-03-01 16:56:25,304 INFO L226 Difference]: Without dead ends: 8130 [2022-03-01 16:56:25,304 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=711, Invalid=3449, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:56:25,304 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1759 mSDsluCounter, 4331 mSDsCounter, 0 mSdLazyCounter, 3951 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1759 SdHoareTripleChecker+Valid, 4742 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 3951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:25,304 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1759 Valid, 4742 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 3951 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:56:25,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2022-03-01 16:56:25,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 3272. [2022-03-01 16:56:25,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-03-01 16:56:25,351 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-03-01 16:56:25,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:25,351 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-03-01 16:56:25,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:25,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-03-01 16:56:25,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:25,352 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:25,352 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:25,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-01 16:56:25,352 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:25,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:25,352 INFO L85 PathProgramCache]: Analyzing trace with hash -419025403, now seen corresponding path program 60 times [2022-03-01 16:56:25,352 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:25,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1188498715] [2022-03-01 16:56:25,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:25,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:25,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:25,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:25,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1188498715] [2022-03-01 16:56:25,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1188498715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:25,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:25,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:25,564 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390093075] [2022-03-01 16:56:25,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:25,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:25,564 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:25,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:25,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:25,565 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:27,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:27,397 INFO L93 Difference]: Finished difference Result 6756 states and 13082 transitions. [2022-03-01 16:56:27,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:56:27,397 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:27,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:27,415 INFO L225 Difference]: With dead ends: 6756 [2022-03-01 16:56:27,416 INFO L226 Difference]: Without dead ends: 6756 [2022-03-01 16:56:27,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1409 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=845, Invalid=4125, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:56:27,416 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1512 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3393 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 4658 SdHoareTripleChecker+Invalid, 3500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:27,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 4658 Invalid, 3500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3393 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:56:27,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6756 states. [2022-03-01 16:56:27,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6756 to 3258. [2022-03-01 16:56:27,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3258 states, 3246 states have (on average 1.9537892791127542) internal successors, (6342), 3257 states have internal predecessors, (6342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:27,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 3258 states and 6342 transitions. [2022-03-01 16:56:27,454 INFO L78 Accepts]: Start accepts. Automaton has 3258 states and 6342 transitions. Word has length 135 [2022-03-01 16:56:27,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:27,454 INFO L470 AbstractCegarLoop]: Abstraction has 3258 states and 6342 transitions. [2022-03-01 16:56:27,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:27,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 6342 transitions. [2022-03-01 16:56:27,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:27,455 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:27,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:27,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-01 16:56:27,455 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:27,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:27,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1648889903, now seen corresponding path program 92 times [2022-03-01 16:56:27,456 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:27,456 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133816412] [2022-03-01 16:56:27,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:27,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:27,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:27,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:27,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:27,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133816412] [2022-03-01 16:56:27,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133816412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:27,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:27,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:27,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077416541] [2022-03-01 16:56:27,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:27,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:27,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:27,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:27,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:27,704 INFO L87 Difference]: Start difference. First operand 3258 states and 6342 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:30,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:30,183 INFO L93 Difference]: Finished difference Result 8711 states and 16777 transitions. [2022-03-01 16:56:30,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:56:30,183 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:30,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:30,192 INFO L225 Difference]: With dead ends: 8711 [2022-03-01 16:56:30,192 INFO L226 Difference]: Without dead ends: 8711 [2022-03-01 16:56:30,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=711, Invalid=3321, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:56:30,193 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1855 mSDsluCounter, 4246 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 4670 SdHoareTripleChecker+Invalid, 4131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:30,193 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1855 Valid, 4670 Invalid, 4131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:56:30,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8711 states. [2022-03-01 16:56:30,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8711 to 3264. [2022-03-01 16:56:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 3252 states have (on average 1.9538745387453875) internal successors, (6354), 3263 states have internal predecessors, (6354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 6354 transitions. [2022-03-01 16:56:30,234 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 6354 transitions. Word has length 135 [2022-03-01 16:56:30,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:30,234 INFO L470 AbstractCegarLoop]: Abstraction has 3264 states and 6354 transitions. [2022-03-01 16:56:30,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:30,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 6354 transitions. [2022-03-01 16:56:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:30,235 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:30,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:30,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-01 16:56:30,235 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:30,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:30,235 INFO L85 PathProgramCache]: Analyzing trace with hash 1636996983, now seen corresponding path program 93 times [2022-03-01 16:56:30,235 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:30,235 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777838238] [2022-03-01 16:56:30,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:30,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:30,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:30,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:30,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777838238] [2022-03-01 16:56:30,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777838238] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:30,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:30,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:30,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009208281] [2022-03-01 16:56:30,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:30,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:30,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:30,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:30,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:30,423 INFO L87 Difference]: Start difference. First operand 3264 states and 6354 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:33,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:33,117 INFO L93 Difference]: Finished difference Result 8831 states and 17012 transitions. [2022-03-01 16:56:33,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:56:33,118 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:33,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:33,127 INFO L225 Difference]: With dead ends: 8831 [2022-03-01 16:56:33,127 INFO L226 Difference]: Without dead ends: 8831 [2022-03-01 16:56:33,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=755, Invalid=3535, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:56:33,128 INFO L933 BasicCegarLoop]: 443 mSDtfsCounter, 1490 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 5659 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 6315 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 5659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:33,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 6315 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 5659 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-01 16:56:33,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-01 16:56:33,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 3262. [2022-03-01 16:56:33,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 3250 states have (on average 1.9538461538461538) internal successors, (6350), 3261 states have internal predecessors, (6350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:33,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 6350 transitions. [2022-03-01 16:56:33,172 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 6350 transitions. Word has length 135 [2022-03-01 16:56:33,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:33,172 INFO L470 AbstractCegarLoop]: Abstraction has 3262 states and 6350 transitions. [2022-03-01 16:56:33,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:33,172 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 6350 transitions. [2022-03-01 16:56:33,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:33,173 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:33,173 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:33,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-01 16:56:33,173 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:33,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:33,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1894833789, now seen corresponding path program 94 times [2022-03-01 16:56:33,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:33,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15949341] [2022-03-01 16:56:33,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:33,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:33,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:33,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:33,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:33,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15949341] [2022-03-01 16:56:33,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15949341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:33,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:33,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:33,341 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265752695] [2022-03-01 16:56:33,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:33,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:33,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:33,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:33,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:33,341 INFO L87 Difference]: Start difference. First operand 3262 states and 6350 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:35,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:35,888 INFO L93 Difference]: Finished difference Result 8911 states and 17172 transitions. [2022-03-01 16:56:35,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:56:35,889 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:35,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:35,899 INFO L225 Difference]: With dead ends: 8911 [2022-03-01 16:56:35,899 INFO L226 Difference]: Without dead ends: 8911 [2022-03-01 16:56:35,900 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1161 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=747, Invalid=3543, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:56:35,900 INFO L933 BasicCegarLoop]: 432 mSDtfsCounter, 1557 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 5452 SdHoareTripleChecker+Invalid, 5025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:35,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 5452 Invalid, 5025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-01 16:56:35,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8911 states. [2022-03-01 16:56:35,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8911 to 3260. [2022-03-01 16:56:35,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-03-01 16:56:35,950 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-03-01 16:56:35,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:35,950 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-03-01 16:56:35,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:35,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-03-01 16:56:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:35,951 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:35,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:35,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-01 16:56:35,952 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:35,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:35,953 INFO L85 PathProgramCache]: Analyzing trace with hash -767410903, now seen corresponding path program 95 times [2022-03-01 16:56:35,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:35,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436315580] [2022-03-01 16:56:35,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:35,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:35,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:36,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:36,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:36,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1436315580] [2022-03-01 16:56:36,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1436315580] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:36,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:36,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:36,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835924157] [2022-03-01 16:56:36,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:36,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:36,156 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:36,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:36,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:36,157 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:38,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:38,023 INFO L93 Difference]: Finished difference Result 8975 states and 17300 transitions. [2022-03-01 16:56:38,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:56:38,023 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:38,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:38,044 INFO L225 Difference]: With dead ends: 8975 [2022-03-01 16:56:38,044 INFO L226 Difference]: Without dead ends: 8975 [2022-03-01 16:56:38,044 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1166 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=741, Invalid=3549, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:56:38,045 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1539 mSDsluCounter, 4943 mSDsCounter, 0 mSdLazyCounter, 4570 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 4861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:38,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1539 Valid, 5367 Invalid, 4861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4570 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:56:38,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8975 states. [2022-03-01 16:56:38,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8975 to 3250. [2022-03-01 16:56:38,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:38,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-03-01 16:56:38,092 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-03-01 16:56:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:38,092 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-03-01 16:56:38,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-03-01 16:56:38,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:38,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:38,094 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:38,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-01 16:56:38,094 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:38,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:38,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1152809711, now seen corresponding path program 96 times [2022-03-01 16:56:38,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:38,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364363181] [2022-03-01 16:56:38,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:38,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:38,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:38,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:38,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:38,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364363181] [2022-03-01 16:56:38,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364363181] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:38,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:38,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:38,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720284225] [2022-03-01 16:56:38,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:38,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:38,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:38,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:38,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:38,286 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:39,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:39,843 INFO L93 Difference]: Finished difference Result 7527 states and 14547 transitions. [2022-03-01 16:56:39,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:56:39,843 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:39,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:39,853 INFO L225 Difference]: With dead ends: 7527 [2022-03-01 16:56:39,854 INFO L226 Difference]: Without dead ends: 7507 [2022-03-01 16:56:39,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=559, Invalid=2521, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:56:39,854 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1637 mSDsluCounter, 4104 mSDsCounter, 0 mSdLazyCounter, 3639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4517 SdHoareTripleChecker+Invalid, 3945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 3639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:39,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4517 Invalid, 3945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 3639 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:56:39,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-03-01 16:56:39,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 3226. [2022-03-01 16:56:39,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:39,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-03-01 16:56:39,904 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-03-01 16:56:39,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:39,905 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-03-01 16:56:39,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:39,905 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-03-01 16:56:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:39,906 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:39,906 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:39,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-01 16:56:39,906 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:39,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:39,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1119210483, now seen corresponding path program 97 times [2022-03-01 16:56:39,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:39,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405572907] [2022-03-01 16:56:39,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:39,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:39,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:40,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:40,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:40,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405572907] [2022-03-01 16:56:40,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405572907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:40,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:40,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:40,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946981249] [2022-03-01 16:56:40,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:40,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:40,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:40,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:40,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:40,103 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:41,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:41,811 INFO L93 Difference]: Finished difference Result 7346 states and 14182 transitions. [2022-03-01 16:56:41,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:41,811 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:41,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:41,820 INFO L225 Difference]: With dead ends: 7346 [2022-03-01 16:56:41,820 INFO L226 Difference]: Without dead ends: 7346 [2022-03-01 16:56:41,821 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=643, Invalid=2897, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:41,821 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1511 mSDsluCounter, 4454 mSDsCounter, 0 mSdLazyCounter, 4171 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 4431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:41,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1511 Valid, 4854 Invalid, 4431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4171 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:56:41,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-01 16:56:41,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 3228. [2022-03-01 16:56:41,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3228 states, 3216 states have (on average 1.953358208955224) internal successors, (6282), 3227 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:41,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 3228 states and 6282 transitions. [2022-03-01 16:56:41,886 INFO L78 Accepts]: Start accepts. Automaton has 3228 states and 6282 transitions. Word has length 135 [2022-03-01 16:56:41,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:41,886 INFO L470 AbstractCegarLoop]: Abstraction has 3228 states and 6282 transitions. [2022-03-01 16:56:41,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:41,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 6282 transitions. [2022-03-01 16:56:41,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:41,887 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:41,887 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:41,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-01 16:56:41,887 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:41,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:41,887 INFO L85 PathProgramCache]: Analyzing trace with hash -116669611, now seen corresponding path program 98 times [2022-03-01 16:56:41,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:41,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654583305] [2022-03-01 16:56:41,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:41,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:41,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:42,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:42,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654583305] [2022-03-01 16:56:42,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654583305] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:42,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:42,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:42,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462692168] [2022-03-01 16:56:42,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:42,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:42,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:42,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:42,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:42,110 INFO L87 Difference]: Start difference. First operand 3228 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:43,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:43,829 INFO L93 Difference]: Finished difference Result 7385 states and 14259 transitions. [2022-03-01 16:56:43,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:43,830 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:43,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:43,858 INFO L225 Difference]: With dead ends: 7385 [2022-03-01 16:56:43,859 INFO L226 Difference]: Without dead ends: 7385 [2022-03-01 16:56:43,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:43,859 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1491 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 4298 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 4985 SdHoareTripleChecker+Invalid, 4635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 4298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:43,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 4985 Invalid, 4635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 4298 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:56:43,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7385 states. [2022-03-01 16:56:43,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7385 to 3222. [2022-03-01 16:56:43,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-01 16:56:43,895 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-01 16:56:43,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:43,896 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-01 16:56:43,896 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-01 16:56:43,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:43,897 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:43,897 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:43,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-01 16:56:43,897 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:43,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:43,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1127087811, now seen corresponding path program 99 times [2022-03-01 16:56:43,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:43,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190817258] [2022-03-01 16:56:43,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:43,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:44,070 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:44,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190817258] [2022-03-01 16:56:44,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190817258] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:44,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:44,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:44,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699877305] [2022-03-01 16:56:44,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:44,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:44,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:44,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:44,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:44,071 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:45,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:45,553 INFO L93 Difference]: Finished difference Result 7327 states and 14144 transitions. [2022-03-01 16:56:45,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:45,553 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:45,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:45,562 INFO L225 Difference]: With dead ends: 7327 [2022-03-01 16:56:45,562 INFO L226 Difference]: Without dead ends: 7327 [2022-03-01 16:56:45,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=635, Invalid=2905, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:45,563 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1694 mSDsluCounter, 3705 mSDsCounter, 0 mSdLazyCounter, 3331 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1694 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 3689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 3331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:45,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1694 Valid, 4074 Invalid, 3689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 3331 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:56:45,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7327 states. [2022-03-01 16:56:45,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7327 to 3226. [2022-03-01 16:56:45,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:45,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-03-01 16:56:45,620 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-03-01 16:56:45,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:45,621 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-03-01 16:56:45,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:45,621 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-03-01 16:56:45,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:45,622 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:45,622 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:45,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-01 16:56:45,622 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:45,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:45,622 INFO L85 PathProgramCache]: Analyzing trace with hash -108792283, now seen corresponding path program 100 times [2022-03-01 16:56:45,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:45,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005094973] [2022-03-01 16:56:45,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:45,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:45,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:45,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:45,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005094973] [2022-03-01 16:56:45,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005094973] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:45,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:45,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:45,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734368493] [2022-03-01 16:56:45,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:45,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:45,868 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:45,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:45,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:45,868 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:48,186 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:48,186 INFO L93 Difference]: Finished difference Result 7447 states and 14379 transitions. [2022-03-01 16:56:48,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:56:48,186 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:48,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:48,194 INFO L225 Difference]: With dead ends: 7447 [2022-03-01 16:56:48,194 INFO L226 Difference]: Without dead ends: 7447 [2022-03-01 16:56:48,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=677, Invalid=3105, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:56:48,194 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1522 mSDsluCounter, 4091 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 4166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:48,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1522 Valid, 4473 Invalid, 4166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:56:48,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7447 states. [2022-03-01 16:56:48,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7447 to 3224. [2022-03-01 16:56:48,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.9533001245330013) internal successors, (6274), 3223 states have internal predecessors, (6274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:48,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6274 transitions. [2022-03-01 16:56:48,230 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6274 transitions. Word has length 135 [2022-03-01 16:56:48,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:48,230 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6274 transitions. [2022-03-01 16:56:48,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:48,230 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6274 transitions. [2022-03-01 16:56:48,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:48,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:48,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:48,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-01 16:56:48,231 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:48,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:48,231 INFO L85 PathProgramCache]: Analyzing trace with hash 2092037507, now seen corresponding path program 101 times [2022-03-01 16:56:48,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:48,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642525731] [2022-03-01 16:56:48,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:48,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:48,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:48,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:48,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:48,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642525731] [2022-03-01 16:56:48,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642525731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:48,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:48,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:48,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610049958] [2022-03-01 16:56:48,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:48,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:48,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:48,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:48,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:48,449 INFO L87 Difference]: Start difference. First operand 3224 states and 6274 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:50,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:50,661 INFO L93 Difference]: Finished difference Result 7467 states and 14423 transitions. [2022-03-01 16:56:50,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:50,662 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:50,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:50,670 INFO L225 Difference]: With dead ends: 7467 [2022-03-01 16:56:50,670 INFO L226 Difference]: Without dead ends: 7467 [2022-03-01 16:56:50,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=623, Invalid=2917, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:50,670 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1564 mSDsluCounter, 4951 mSDsCounter, 0 mSdLazyCounter, 4870 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1564 SdHoareTripleChecker+Valid, 5349 SdHoareTripleChecker+Invalid, 5174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 4870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:50,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1564 Valid, 5349 Invalid, 5174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 4870 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:56:50,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7467 states. [2022-03-01 16:56:50,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7467 to 3218. [2022-03-01 16:56:50,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:50,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-01 16:56:50,706 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-01 16:56:50,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:50,706 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-01 16:56:50,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:50,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-01 16:56:50,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:50,707 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:50,707 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:50,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-01 16:56:50,708 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:50,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:50,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1154631077, now seen corresponding path program 102 times [2022-03-01 16:56:50,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:50,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685669433] [2022-03-01 16:56:50,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:50,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:50,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:50,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:50,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685669433] [2022-03-01 16:56:50,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685669433] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:50,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:50,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:50,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649595037] [2022-03-01 16:56:50,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:50,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:50,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:50,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:50,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:50,949 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:52,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:52,530 INFO L93 Difference]: Finished difference Result 7315 states and 14120 transitions. [2022-03-01 16:56:52,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:52,530 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:52,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:52,538 INFO L225 Difference]: With dead ends: 7315 [2022-03-01 16:56:52,538 INFO L226 Difference]: Without dead ends: 7315 [2022-03-01 16:56:52,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:52,539 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1277 mSDsluCounter, 4143 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 4492 SdHoareTripleChecker+Invalid, 3796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:52,539 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 4492 Invalid, 3796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:56:52,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2022-03-01 16:56:52,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 3218. [2022-03-01 16:56:52,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:52,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-01 16:56:52,576 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-01 16:56:52,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:52,577 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-01 16:56:52,577 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:52,577 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-01 16:56:52,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:52,578 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:52,578 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:52,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-01 16:56:52,578 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:52,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:52,579 INFO L85 PathProgramCache]: Analyzing trace with hash -81249017, now seen corresponding path program 103 times [2022-03-01 16:56:52,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:52,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001960900] [2022-03-01 16:56:52,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:52,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:52,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:52,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:52,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:52,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001960900] [2022-03-01 16:56:52,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001960900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:52,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:52,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:52,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074972287] [2022-03-01 16:56:52,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:52,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:52,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:52,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:52,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:52,748 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:54,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:54,408 INFO L93 Difference]: Finished difference Result 7435 states and 14355 transitions. [2022-03-01 16:56:54,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:56:54,408 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:54,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:54,416 INFO L225 Difference]: With dead ends: 7435 [2022-03-01 16:56:54,416 INFO L226 Difference]: Without dead ends: 7435 [2022-03-01 16:56:54,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=670, Invalid=3112, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:56:54,416 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1420 mSDsluCounter, 4154 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 4516 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:54,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1420 Valid, 4516 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:56:54,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7435 states. [2022-03-01 16:56:54,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7435 to 3216. [2022-03-01 16:56:54,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3216 states, 3204 states have (on average 1.953183520599251) internal successors, (6258), 3215 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:54,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 6258 transitions. [2022-03-01 16:56:54,453 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 6258 transitions. Word has length 135 [2022-03-01 16:56:54,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:54,453 INFO L470 AbstractCegarLoop]: Abstraction has 3216 states and 6258 transitions. [2022-03-01 16:56:54,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:54,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 6258 transitions. [2022-03-01 16:56:54,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:54,454 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:54,454 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:54,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-01 16:56:54,454 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:54,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:54,454 INFO L85 PathProgramCache]: Analyzing trace with hash 2119580773, now seen corresponding path program 104 times [2022-03-01 16:56:54,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:54,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303413712] [2022-03-01 16:56:54,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:54,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:54,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:54,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303413712] [2022-03-01 16:56:54,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303413712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:54,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:54,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:54,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251750287] [2022-03-01 16:56:54,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:54,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:54,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:54,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:54,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:54,624 INFO L87 Difference]: Start difference. First operand 3216 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:56,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:56,357 INFO L93 Difference]: Finished difference Result 7515 states and 14515 transitions. [2022-03-01 16:56:56,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:56:56,357 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:56,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:56,365 INFO L225 Difference]: With dead ends: 7515 [2022-03-01 16:56:56,365 INFO L226 Difference]: Without dead ends: 7515 [2022-03-01 16:56:56,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=663, Invalid=3119, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:56:56,365 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1394 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 4244 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 4566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 4244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:56,365 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 4914 Invalid, 4566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 4244 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:56:56,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7515 states. [2022-03-01 16:56:56,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7515 to 3214. [2022-03-01 16:56:56,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.95315427857589) internal successors, (6254), 3213 states have internal predecessors, (6254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:56,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6254 transitions. [2022-03-01 16:56:56,404 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6254 transitions. Word has length 135 [2022-03-01 16:56:56,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:56,404 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6254 transitions. [2022-03-01 16:56:56,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:56,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6254 transitions. [2022-03-01 16:56:56,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:56,405 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:56,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:56,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-01 16:56:56,406 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:56,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:56,406 INFO L85 PathProgramCache]: Analyzing trace with hash -2068533497, now seen corresponding path program 105 times [2022-03-01 16:56:56,406 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:56,406 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1760500136] [2022-03-01 16:56:56,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:56,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:56,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:56,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:56,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:56,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1760500136] [2022-03-01 16:56:56,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1760500136] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:56,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:56,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:56:56,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720804379] [2022-03-01 16:56:56,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:56,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:56:56,581 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:56,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:56:56,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:56:56,582 INFO L87 Difference]: Start difference. First operand 3214 states and 6254 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:58,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:56:58,387 INFO L93 Difference]: Finished difference Result 7350 states and 14189 transitions. [2022-03-01 16:56:58,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:56:58,388 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:56:58,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:56:58,396 INFO L225 Difference]: With dead ends: 7350 [2022-03-01 16:56:58,396 INFO L226 Difference]: Without dead ends: 7350 [2022-03-01 16:56:58,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 871 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=612, Invalid=2928, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:56:58,396 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1327 mSDsluCounter, 4395 mSDsCounter, 0 mSdLazyCounter, 4025 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 4025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:56:58,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 4785 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 4025 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:56:58,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2022-03-01 16:56:58,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 3160. [2022-03-01 16:56:58,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 3148 states have (on average 1.9523506988564168) internal successors, (6146), 3159 states have internal predecessors, (6146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:58,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 6146 transitions. [2022-03-01 16:56:58,437 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 6146 transitions. Word has length 135 [2022-03-01 16:56:58,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:56:58,437 INFO L470 AbstractCegarLoop]: Abstraction has 3160 states and 6146 transitions. [2022-03-01 16:56:58,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:56:58,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 6146 transitions. [2022-03-01 16:56:58,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:56:58,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:56:58,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:56:58,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-01 16:56:58,439 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:56:58,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:56:58,439 INFO L85 PathProgramCache]: Analyzing trace with hash -467235185, now seen corresponding path program 61 times [2022-03-01 16:56:58,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:56:58,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434014966] [2022-03-01 16:56:58,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:56:58,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:56:58,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:56:58,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:56:58,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:56:58,725 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434014966] [2022-03-01 16:56:58,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434014966] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:56:58,725 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:56:58,725 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:56:58,725 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1981520485] [2022-03-01 16:56:58,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:56:58,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:56:58,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:56:58,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:56:58,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:56:58,726 INFO L87 Difference]: Start difference. First operand 3160 states and 6146 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:00,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:00,051 INFO L93 Difference]: Finished difference Result 5165 states and 10082 transitions. [2022-03-01 16:57:00,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 16:57:00,051 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:00,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:00,056 INFO L225 Difference]: With dead ends: 5165 [2022-03-01 16:57:00,056 INFO L226 Difference]: Without dead ends: 5165 [2022-03-01 16:57:00,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=381, Invalid=1599, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 16:57:00,056 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 981 mSDsluCounter, 2860 mSDsCounter, 0 mSdLazyCounter, 2376 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:00,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3101 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2376 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:00,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5165 states. [2022-03-01 16:57:00,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5165 to 3154. [2022-03-01 16:57:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3154 states, 3142 states have (on average 1.9522597071928707) internal successors, (6134), 3153 states have internal predecessors, (6134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 3154 states and 6134 transitions. [2022-03-01 16:57:00,087 INFO L78 Accepts]: Start accepts. Automaton has 3154 states and 6134 transitions. Word has length 135 [2022-03-01 16:57:00,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:00,087 INFO L470 AbstractCegarLoop]: Abstraction has 3154 states and 6134 transitions. [2022-03-01 16:57:00,087 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:00,087 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 6134 transitions. [2022-03-01 16:57:00,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:00,088 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:00,088 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:00,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-01 16:57:00,088 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:00,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:00,088 INFO L85 PathProgramCache]: Analyzing trace with hash 1939113943, now seen corresponding path program 62 times [2022-03-01 16:57:00,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:00,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [574648398] [2022-03-01 16:57:00,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:00,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:00,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:00,371 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:00,371 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [574648398] [2022-03-01 16:57:00,371 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [574648398] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:00,371 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:00,371 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:57:00,371 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935661654] [2022-03-01 16:57:00,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:00,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:57:00,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:00,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:57:00,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:57:00,371 INFO L87 Difference]: Start difference. First operand 3154 states and 6134 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:01,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:01,839 INFO L93 Difference]: Finished difference Result 5197 states and 10144 transitions. [2022-03-01 16:57:01,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 16:57:01,840 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:01,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:01,845 INFO L225 Difference]: With dead ends: 5197 [2022-03-01 16:57:01,845 INFO L226 Difference]: Without dead ends: 5197 [2022-03-01 16:57:01,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-03-01 16:57:01,846 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 1077 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2597 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3164 SdHoareTripleChecker+Invalid, 2706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:01,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3164 Invalid, 2706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2597 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:01,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5197 states. [2022-03-01 16:57:01,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5197 to 3148. [2022-03-01 16:57:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 3136 states have (on average 1.9521683673469388) internal successors, (6122), 3147 states have internal predecessors, (6122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:01,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 6122 transitions. [2022-03-01 16:57:01,879 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 6122 transitions. Word has length 135 [2022-03-01 16:57:01,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:01,879 INFO L470 AbstractCegarLoop]: Abstraction has 3148 states and 6122 transitions. [2022-03-01 16:57:01,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:01,879 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 6122 transitions. [2022-03-01 16:57:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:01,880 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:01,880 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:01,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-01 16:57:01,880 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:01,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:01,880 INFO L85 PathProgramCache]: Analyzing trace with hash 826534735, now seen corresponding path program 63 times [2022-03-01 16:57:01,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:01,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92900760] [2022-03-01 16:57:01,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:01,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:02,161 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:02,161 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92900760] [2022-03-01 16:57:02,161 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92900760] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:02,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:02,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:57:02,162 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17177981] [2022-03-01 16:57:02,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:02,162 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:57:02,162 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:02,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:57:02,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:57:02,162 INFO L87 Difference]: Start difference. First operand 3148 states and 6122 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:03,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:03,204 INFO L93 Difference]: Finished difference Result 5254 states and 10254 transitions. [2022-03-01 16:57:03,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 16:57:03,204 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:03,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:03,210 INFO L225 Difference]: With dead ends: 5254 [2022-03-01 16:57:03,210 INFO L226 Difference]: Without dead ends: 5254 [2022-03-01 16:57:03,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 16:57:03,210 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 841 mSDsluCounter, 2887 mSDsCounter, 0 mSdLazyCounter, 2375 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 841 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:03,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [841 Valid, 3143 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2375 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:57:03,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-03-01 16:57:03,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 3142. [2022-03-01 16:57:03,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3142 states, 3130 states have (on average 1.9520766773162939) internal successors, (6110), 3141 states have internal predecessors, (6110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 3142 states and 6110 transitions. [2022-03-01 16:57:03,243 INFO L78 Accepts]: Start accepts. Automaton has 3142 states and 6110 transitions. Word has length 135 [2022-03-01 16:57:03,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:03,243 INFO L470 AbstractCegarLoop]: Abstraction has 3142 states and 6110 transitions. [2022-03-01 16:57:03,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 6110 transitions. [2022-03-01 16:57:03,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:03,244 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:03,244 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:03,244 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-01 16:57:03,244 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:03,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:03,245 INFO L85 PathProgramCache]: Analyzing trace with hash 1749576215, now seen corresponding path program 64 times [2022-03-01 16:57:03,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:03,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179810865] [2022-03-01 16:57:03,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:03,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:03,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:03,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:03,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:03,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179810865] [2022-03-01 16:57:03,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179810865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:03,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:03,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:57:03,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384551085] [2022-03-01 16:57:03,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:03,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:57:03,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:03,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:57:03,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:57:03,453 INFO L87 Difference]: Start difference. First operand 3142 states and 6110 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:04,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:04,501 INFO L93 Difference]: Finished difference Result 5271 states and 10281 transitions. [2022-03-01 16:57:04,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:57:04,502 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:04,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:04,507 INFO L225 Difference]: With dead ends: 5271 [2022-03-01 16:57:04,507 INFO L226 Difference]: Without dead ends: 5271 [2022-03-01 16:57:04,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 535 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 16:57:04,508 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1008 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2388 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1008 SdHoareTripleChecker+Valid, 3198 SdHoareTripleChecker+Invalid, 2523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:04,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1008 Valid, 3198 Invalid, 2523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2388 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:57:04,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5271 states. [2022-03-01 16:57:04,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5271 to 3064. [2022-03-01 16:57:04,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3064 states, 3052 states have (on average 1.9495412844036697) internal successors, (5950), 3063 states have internal predecessors, (5950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:04,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 3064 states and 5950 transitions. [2022-03-01 16:57:04,539 INFO L78 Accepts]: Start accepts. Automaton has 3064 states and 5950 transitions. Word has length 135 [2022-03-01 16:57:04,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:04,539 INFO L470 AbstractCegarLoop]: Abstraction has 3064 states and 5950 transitions. [2022-03-01 16:57:04,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:04,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 5950 transitions. [2022-03-01 16:57:04,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:04,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:04,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:04,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-01 16:57:04,540 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:04,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:04,541 INFO L85 PathProgramCache]: Analyzing trace with hash 279365425, now seen corresponding path program 106 times [2022-03-01 16:57:04,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:04,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306548834] [2022-03-01 16:57:04,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:04,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:04,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:04,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:04,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:04,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306548834] [2022-03-01 16:57:04,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306548834] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:04,712 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:04,712 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:04,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401901119] [2022-03-01 16:57:04,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:04,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:04,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:04,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:04,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:04,713 INFO L87 Difference]: Start difference. First operand 3064 states and 5950 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:06,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:06,501 INFO L93 Difference]: Finished difference Result 5540 states and 10652 transitions. [2022-03-01 16:57:06,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:57:06,501 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:06,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:06,507 INFO L225 Difference]: With dead ends: 5540 [2022-03-01 16:57:06,507 INFO L226 Difference]: Without dead ends: 5520 [2022-03-01 16:57:06,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=703, Invalid=3853, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:57:06,508 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1966 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 3545 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 3664 SdHoareTripleChecker+Invalid, 3892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 3545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:06,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 3664 Invalid, 3892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 3545 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:57:06,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-03-01 16:57:06,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 3024. [2022-03-01 16:57:06,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 3012 states have (on average 1.948871181938911) internal successors, (5870), 3023 states have internal predecessors, (5870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:06,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 5870 transitions. [2022-03-01 16:57:06,540 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 5870 transitions. Word has length 135 [2022-03-01 16:57:06,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:06,540 INFO L470 AbstractCegarLoop]: Abstraction has 3024 states and 5870 transitions. [2022-03-01 16:57:06,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:06,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 5870 transitions. [2022-03-01 16:57:06,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:06,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:06,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:06,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-01 16:57:06,542 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:06,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:06,542 INFO L85 PathProgramCache]: Analyzing trace with hash -549389353, now seen corresponding path program 65 times [2022-03-01 16:57:06,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:06,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890891064] [2022-03-01 16:57:06,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:06,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:06,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:06,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:06,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:06,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890891064] [2022-03-01 16:57:06,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890891064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:06,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:06,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:06,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765634071] [2022-03-01 16:57:06,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:06,704 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:06,704 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:06,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:06,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:06,704 INFO L87 Difference]: Start difference. First operand 3024 states and 5870 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:07,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:07,832 INFO L93 Difference]: Finished difference Result 4677 states and 9020 transitions. [2022-03-01 16:57:07,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:57:07,833 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:07,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:07,837 INFO L225 Difference]: With dead ends: 4677 [2022-03-01 16:57:07,837 INFO L226 Difference]: Without dead ends: 4677 [2022-03-01 16:57:07,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=756, Invalid=3800, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:57:07,838 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1691 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2502 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1691 SdHoareTripleChecker+Valid, 3145 SdHoareTripleChecker+Invalid, 2624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:07,838 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1691 Valid, 3145 Invalid, 2624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2502 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:57:07,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-03-01 16:57:07,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2883. [2022-03-01 16:57:07,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:07,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-01 16:57:07,866 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-01 16:57:07,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:07,866 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-01 16:57:07,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:07,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-01 16:57:07,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:07,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:07,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:07,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-01 16:57:07,867 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:07,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:07,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1518525953, now seen corresponding path program 107 times [2022-03-01 16:57:07,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:07,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437070616] [2022-03-01 16:57:07,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:07,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:08,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:08,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437070616] [2022-03-01 16:57:08,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437070616] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:08,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:08,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:08,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730878780] [2022-03-01 16:57:08,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:08,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:08,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:08,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:08,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:08,132 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:09,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:09,935 INFO L93 Difference]: Finished difference Result 6101 states and 11718 transitions. [2022-03-01 16:57:09,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:57:09,935 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:09,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:09,941 INFO L225 Difference]: With dead ends: 6101 [2022-03-01 16:57:09,941 INFO L226 Difference]: Without dead ends: 6101 [2022-03-01 16:57:09,941 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1196 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=708, Invalid=3714, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:57:09,942 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 2053 mSDsluCounter, 3677 mSDsCounter, 0 mSdLazyCounter, 3764 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 4001 SdHoareTripleChecker+Invalid, 4036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 3764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:09,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 4001 Invalid, 4036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 3764 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:57:09,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6101 states. [2022-03-01 16:57:09,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6101 to 2889. [2022-03-01 16:57:09,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-03-01 16:57:09,973 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-03-01 16:57:09,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:09,973 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-03-01 16:57:09,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-03-01 16:57:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:09,974 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:09,974 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:09,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-01 16:57:09,974 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:09,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:09,974 INFO L85 PathProgramCache]: Analyzing trace with hash 1506633033, now seen corresponding path program 108 times [2022-03-01 16:57:09,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:09,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752216115] [2022-03-01 16:57:09,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:09,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:10,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:10,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752216115] [2022-03-01 16:57:10,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752216115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:10,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:10,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:10,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913234060] [2022-03-01 16:57:10,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:10,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:10,190 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:10,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:10,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:10,190 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:12,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:12,388 INFO L93 Difference]: Finished difference Result 6221 states and 11953 transitions. [2022-03-01 16:57:12,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:57:12,389 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:12,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:12,395 INFO L225 Difference]: With dead ends: 6221 [2022-03-01 16:57:12,395 INFO L226 Difference]: Without dead ends: 6221 [2022-03-01 16:57:12,395 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=748, Invalid=3944, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:12,395 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1798 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3847 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 4122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 3847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:12,395 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1798 Valid, 4117 Invalid, 4122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 3847 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:57:12,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6221 states. [2022-03-01 16:57:12,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6221 to 2887. [2022-03-01 16:57:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:12,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-01 16:57:12,427 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-01 16:57:12,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:12,427 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-01 16:57:12,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:12,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-01 16:57:12,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:12,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:12,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:12,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-01 16:57:12,428 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:12,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:12,429 INFO L85 PathProgramCache]: Analyzing trace with hash -2025197739, now seen corresponding path program 109 times [2022-03-01 16:57:12,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:12,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415232137] [2022-03-01 16:57:12,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:12,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:12,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:12,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:12,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:12,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415232137] [2022-03-01 16:57:12,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415232137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:12,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:12,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:12,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1747135618] [2022-03-01 16:57:12,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:12,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:12,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:12,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:12,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:12,670 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:15,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:15,074 INFO L93 Difference]: Finished difference Result 6301 states and 12113 transitions. [2022-03-01 16:57:15,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:57:15,075 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:15,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:15,082 INFO L225 Difference]: With dead ends: 6301 [2022-03-01 16:57:15,082 INFO L226 Difference]: Without dead ends: 6301 [2022-03-01 16:57:15,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=740, Invalid=3952, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:15,083 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1990 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 4334 SdHoareTripleChecker+Invalid, 4385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:15,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1990 Valid, 4334 Invalid, 4385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-01 16:57:15,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6301 states. [2022-03-01 16:57:15,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6301 to 2885. [2022-03-01 16:57:15,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:15,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-01 16:57:15,120 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-01 16:57:15,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:15,120 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-01 16:57:15,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:15,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-01 16:57:15,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:15,126 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:15,126 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:15,126 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-01 16:57:15,127 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:15,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:15,134 INFO L85 PathProgramCache]: Analyzing trace with hash -897774853, now seen corresponding path program 110 times [2022-03-01 16:57:15,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:15,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962462172] [2022-03-01 16:57:15,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:15,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:15,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:15,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:15,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:15,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962462172] [2022-03-01 16:57:15,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962462172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:15,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:15,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:15,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453887602] [2022-03-01 16:57:15,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:15,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:15,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:15,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:15,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:15,386 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:17,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:17,341 INFO L93 Difference]: Finished difference Result 6365 states and 12241 transitions. [2022-03-01 16:57:17,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:57:17,342 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:17,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:17,349 INFO L225 Difference]: With dead ends: 6365 [2022-03-01 16:57:17,350 INFO L226 Difference]: Without dead ends: 6365 [2022-03-01 16:57:17,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1300 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=734, Invalid=3958, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:17,350 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 2017 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 3372 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 3800 SdHoareTripleChecker+Invalid, 3642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:17,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 3800 Invalid, 3642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3372 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:57:17,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6365 states. [2022-03-01 16:57:17,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6365 to 2875. [2022-03-01 16:57:17,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2865 states have (on average 1.9465968586387434) internal successors, (5577), 2874 states have internal predecessors, (5577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:17,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 5577 transitions. [2022-03-01 16:57:17,385 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 5577 transitions. Word has length 135 [2022-03-01 16:57:17,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:17,385 INFO L470 AbstractCegarLoop]: Abstraction has 2875 states and 5577 transitions. [2022-03-01 16:57:17,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:17,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5577 transitions. [2022-03-01 16:57:17,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:17,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:17,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:17,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-01 16:57:17,387 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:17,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:17,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1022445761, now seen corresponding path program 111 times [2022-03-01 16:57:17,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:17,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447097112] [2022-03-01 16:57:17,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:17,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:17,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:17,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447097112] [2022-03-01 16:57:17,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447097112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:17,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:17,577 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:17,577 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942890884] [2022-03-01 16:57:17,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:17,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:17,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:17,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:17,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:17,577 INFO L87 Difference]: Start difference. First operand 2875 states and 5577 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:19,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:19,126 INFO L93 Difference]: Finished difference Result 6145 states and 11804 transitions. [2022-03-01 16:57:19,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:57:19,127 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:19,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:19,133 INFO L225 Difference]: With dead ends: 6145 [2022-03-01 16:57:19,133 INFO L226 Difference]: Without dead ends: 6145 [2022-03-01 16:57:19,133 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=743, Invalid=3547, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:57:19,133 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1926 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3405 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 3830 SdHoareTripleChecker+Invalid, 3733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 3405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:19,133 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1926 Valid, 3830 Invalid, 3733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 3405 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:57:19,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6145 states. [2022-03-01 16:57:19,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6145 to 2887. [2022-03-01 16:57:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:19,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-01 16:57:19,165 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-01 16:57:19,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:19,165 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-01 16:57:19,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:19,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-01 16:57:19,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:19,166 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:19,166 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:19,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-01 16:57:19,166 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:19,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:19,166 INFO L85 PathProgramCache]: Analyzing trace with hash 988846533, now seen corresponding path program 112 times [2022-03-01 16:57:19,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:19,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256506961] [2022-03-01 16:57:19,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:19,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:19,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:19,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:19,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256506961] [2022-03-01 16:57:19,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256506961] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:19,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:19,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:19,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537153046] [2022-03-01 16:57:19,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:19,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:19,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:19,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:19,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:19,341 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:21,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:21,511 INFO L93 Difference]: Finished difference Result 6228 states and 11966 transitions. [2022-03-01 16:57:21,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:57:21,512 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:21,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:21,518 INFO L225 Difference]: With dead ends: 6228 [2022-03-01 16:57:21,518 INFO L226 Difference]: Without dead ends: 6228 [2022-03-01 16:57:21,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1302 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=827, Invalid=4003, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:57:21,519 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 2128 mSDsluCounter, 3514 mSDsCounter, 0 mSdLazyCounter, 3461 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2128 SdHoareTripleChecker+Valid, 3844 SdHoareTripleChecker+Invalid, 3860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 3461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:21,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2128 Valid, 3844 Invalid, 3860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 3461 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:57:21,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6228 states. [2022-03-01 16:57:21,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6228 to 2889. [2022-03-01 16:57:21,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:21,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-03-01 16:57:21,552 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-03-01 16:57:21,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:21,552 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-03-01 16:57:21,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:21,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-03-01 16:57:21,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:21,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:21,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:21,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-01 16:57:21,553 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:21,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:21,554 INFO L85 PathProgramCache]: Analyzing trace with hash -247033561, now seen corresponding path program 113 times [2022-03-01 16:57:21,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:21,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049416182] [2022-03-01 16:57:21,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:21,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:21,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:21,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049416182] [2022-03-01 16:57:21,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049416182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:21,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:21,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:21,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951216114] [2022-03-01 16:57:21,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:21,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:21,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:21,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:21,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:21,766 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:23,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:23,579 INFO L93 Difference]: Finished difference Result 6267 states and 12043 transitions. [2022-03-01 16:57:23,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:57:23,579 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:23,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:23,586 INFO L225 Difference]: With dead ends: 6267 [2022-03-01 16:57:23,586 INFO L226 Difference]: Without dead ends: 6267 [2022-03-01 16:57:23,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=820, Invalid=4010, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:57:23,587 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2109 mSDsluCounter, 3601 mSDsCounter, 0 mSdLazyCounter, 3614 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2109 SdHoareTripleChecker+Valid, 3944 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 3614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:23,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2109 Valid, 3944 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 3614 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:57:23,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6267 states. [2022-03-01 16:57:23,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6267 to 2883. [2022-03-01 16:57:23,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:23,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-01 16:57:23,620 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-01 16:57:23,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:23,620 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-01 16:57:23,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:23,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-01 16:57:23,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:23,621 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:23,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:23,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-01 16:57:23,622 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:23,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:23,622 INFO L85 PathProgramCache]: Analyzing trace with hash 996723861, now seen corresponding path program 114 times [2022-03-01 16:57:23,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:23,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105446956] [2022-03-01 16:57:23,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:23,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:23,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:23,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:23,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105446956] [2022-03-01 16:57:23,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105446956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:23,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:23,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:23,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156083045] [2022-03-01 16:57:23,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:23,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:23,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:23,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:23,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:23,975 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:26,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:26,279 INFO L93 Difference]: Finished difference Result 6209 states and 11928 transitions. [2022-03-01 16:57:26,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:57:26,280 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:26,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:26,286 INFO L225 Difference]: With dead ends: 6209 [2022-03-01 16:57:26,286 INFO L226 Difference]: Without dead ends: 6209 [2022-03-01 16:57:26,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1266 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=786, Invalid=3906, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:26,287 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1920 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3399 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 3808 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 3399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:26,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1920 Valid, 3808 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 3399 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 16:57:26,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6209 states. [2022-03-01 16:57:26,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6209 to 2887. [2022-03-01 16:57:26,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:26,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-01 16:57:26,320 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-01 16:57:26,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:26,320 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-01 16:57:26,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:26,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-01 16:57:26,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:26,321 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:26,321 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:26,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-01 16:57:26,322 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:26,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:26,322 INFO L85 PathProgramCache]: Analyzing trace with hash -239156233, now seen corresponding path program 115 times [2022-03-01 16:57:26,322 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:26,322 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969170177] [2022-03-01 16:57:26,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:26,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:26,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:26,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:26,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969170177] [2022-03-01 16:57:26,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969170177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:26,532 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:26,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:26,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284939002] [2022-03-01 16:57:26,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:26,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:26,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:26,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:26,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:26,533 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:28,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:28,504 INFO L93 Difference]: Finished difference Result 6329 states and 12163 transitions. [2022-03-01 16:57:28,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-01 16:57:28,504 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:28,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:28,511 INFO L225 Difference]: With dead ends: 6329 [2022-03-01 16:57:28,511 INFO L226 Difference]: Without dead ends: 6329 [2022-03-01 16:57:28,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1364 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=828, Invalid=4142, Unknown=0, NotChecked=0, Total=4970 [2022-03-01 16:57:28,511 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1718 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 3869 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 4178 SdHoareTripleChecker+Invalid, 4194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:28,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1718 Valid, 4178 Invalid, 4194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3869 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:57:28,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6329 states. [2022-03-01 16:57:28,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6329 to 2885. [2022-03-01 16:57:28,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:28,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-01 16:57:28,544 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-01 16:57:28,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:28,545 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-01 16:57:28,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:28,545 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-01 16:57:28,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:28,545 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:28,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:28,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-01 16:57:28,546 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:28,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:28,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1961673557, now seen corresponding path program 116 times [2022-03-01 16:57:28,546 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:28,546 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849844837] [2022-03-01 16:57:28,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:28,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:28,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:28,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:28,724 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:28,724 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849844837] [2022-03-01 16:57:28,724 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849844837] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:28,724 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:28,724 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:28,724 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857483115] [2022-03-01 16:57:28,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:28,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:28,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:28,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:28,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:28,725 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:31,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:31,045 INFO L93 Difference]: Finished difference Result 6349 states and 12207 transitions. [2022-03-01 16:57:31,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-01 16:57:31,045 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:31,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:31,053 INFO L225 Difference]: With dead ends: 6349 [2022-03-01 16:57:31,053 INFO L226 Difference]: Without dead ends: 6349 [2022-03-01 16:57:31,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1270 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=774, Invalid=3918, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 16:57:31,053 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1656 mSDsluCounter, 3680 mSDsCounter, 0 mSdLazyCounter, 3679 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 3679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:31,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 4009 Invalid, 3972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 3679 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-01 16:57:31,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6349 states. [2022-03-01 16:57:31,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6349 to 2879. [2022-03-01 16:57:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2879 states, 2869 states have (on average 1.9466713140467062) internal successors, (5585), 2878 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:31,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2879 states and 5585 transitions. [2022-03-01 16:57:31,094 INFO L78 Accepts]: Start accepts. Automaton has 2879 states and 5585 transitions. Word has length 135 [2022-03-01 16:57:31,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:31,094 INFO L470 AbstractCegarLoop]: Abstraction has 2879 states and 5585 transitions. [2022-03-01 16:57:31,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:31,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5585 transitions. [2022-03-01 16:57:31,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:31,095 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:31,095 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:31,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-01 16:57:31,095 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:31,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:31,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1024267127, now seen corresponding path program 117 times [2022-03-01 16:57:31,096 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:31,096 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984925758] [2022-03-01 16:57:31,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:31,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:31,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:31,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:31,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984925758] [2022-03-01 16:57:31,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984925758] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:31,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:31,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:31,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652678262] [2022-03-01 16:57:31,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:31,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:31,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:31,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:31,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:31,351 INFO L87 Difference]: Start difference. First operand 2879 states and 5585 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:32,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:32,984 INFO L93 Difference]: Finished difference Result 6197 states and 11904 transitions. [2022-03-01 16:57:32,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:57:32,984 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:32,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:32,991 INFO L225 Difference]: With dead ends: 6197 [2022-03-01 16:57:32,991 INFO L226 Difference]: Without dead ends: 6197 [2022-03-01 16:57:32,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=751, Invalid=3805, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:57:32,991 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1889 mSDsluCounter, 3217 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:32,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 3497 Invalid, 3329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 3030 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:57:32,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-03-01 16:57:33,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 2885. [2022-03-01 16:57:33,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:33,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-01 16:57:33,026 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-01 16:57:33,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:33,026 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-01 16:57:33,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:33,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-01 16:57:33,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:33,027 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:33,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:33,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-01 16:57:33,027 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:33,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:33,027 INFO L85 PathProgramCache]: Analyzing trace with hash -211612967, now seen corresponding path program 118 times [2022-03-01 16:57:33,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:33,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055589631] [2022-03-01 16:57:33,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:33,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:33,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:33,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:33,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055589631] [2022-03-01 16:57:33,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055589631] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:33,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:33,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:33,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1533470863] [2022-03-01 16:57:33,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:33,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:33,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:33,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:33,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:33,272 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:35,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:35,443 INFO L93 Difference]: Finished difference Result 6317 states and 12139 transitions. [2022-03-01 16:57:35,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:57:35,443 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:35,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:35,451 INFO L225 Difference]: With dead ends: 6317 [2022-03-01 16:57:35,451 INFO L226 Difference]: Without dead ends: 6317 [2022-03-01 16:57:35,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=792, Invalid=4038, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:57:35,452 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1908 mSDsluCounter, 3348 mSDsCounter, 0 mSdLazyCounter, 3189 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 3641 SdHoareTripleChecker+Invalid, 3514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:35,452 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1908 Valid, 3641 Invalid, 3514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3189 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:57:35,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6317 states. [2022-03-01 16:57:35,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6317 to 2883. [2022-03-01 16:57:35,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:35,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-01 16:57:35,488 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-01 16:57:35,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:35,488 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-01 16:57:35,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:35,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-01 16:57:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:35,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:35,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:35,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-01 16:57:35,490 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:35,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:35,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1989216823, now seen corresponding path program 119 times [2022-03-01 16:57:35,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:35,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480749172] [2022-03-01 16:57:35,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:35,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:35,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:35,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:35,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480749172] [2022-03-01 16:57:35,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480749172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:35,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:35,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:35,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817364539] [2022-03-01 16:57:35,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:35,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:35,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:35,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:35,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:35,737 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:37,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:37,431 INFO L93 Difference]: Finished difference Result 6397 states and 12299 transitions. [2022-03-01 16:57:37,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:57:37,431 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:37,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:37,439 INFO L225 Difference]: With dead ends: 6397 [2022-03-01 16:57:37,439 INFO L226 Difference]: Without dead ends: 6397 [2022-03-01 16:57:37,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1329 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=785, Invalid=4045, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:57:37,440 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1707 mSDsluCounter, 3627 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 3936 SdHoareTripleChecker+Invalid, 3851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:37,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 3936 Invalid, 3851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:57:37,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6397 states. [2022-03-01 16:57:37,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6397 to 2881. [2022-03-01 16:57:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2871 states have (on average 1.9467084639498433) internal successors, (5589), 2880 states have internal predecessors, (5589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:37,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5589 transitions. [2022-03-01 16:57:37,479 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5589 transitions. Word has length 135 [2022-03-01 16:57:37,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:37,479 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5589 transitions. [2022-03-01 16:57:37,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:37,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5589 transitions. [2022-03-01 16:57:37,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:37,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:37,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:37,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-01 16:57:37,481 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:37,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:37,481 INFO L85 PathProgramCache]: Analyzing trace with hash 2096069849, now seen corresponding path program 120 times [2022-03-01 16:57:37,481 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:37,481 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139800814] [2022-03-01 16:57:37,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:37,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:37,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:37,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:37,662 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:37,662 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139800814] [2022-03-01 16:57:37,662 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139800814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:37,662 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:37,662 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:37,662 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953364489] [2022-03-01 16:57:37,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:37,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:37,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:37,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:37,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:37,663 INFO L87 Difference]: Start difference. First operand 2881 states and 5589 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:39,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:39,571 INFO L93 Difference]: Finished difference Result 6407 states and 12323 transitions. [2022-03-01 16:57:39,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:57:39,571 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:39,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:39,578 INFO L225 Difference]: With dead ends: 6407 [2022-03-01 16:57:39,578 INFO L226 Difference]: Without dead ends: 6407 [2022-03-01 16:57:39,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=734, Invalid=3822, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:57:39,579 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1580 mSDsluCounter, 4332 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 4706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:39,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1580 Valid, 4653 Invalid, 4706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:57:39,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6407 states. [2022-03-01 16:57:39,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6407 to 2859. [2022-03-01 16:57:39,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:39,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-03-01 16:57:39,616 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-03-01 16:57:39,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:39,616 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-03-01 16:57:39,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:39,617 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-03-01 16:57:39,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:39,617 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:39,618 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:39,618 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-01 16:57:39,618 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:39,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:39,618 INFO L85 PathProgramCache]: Analyzing trace with hash -349953583, now seen corresponding path program 121 times [2022-03-01 16:57:39,618 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:39,618 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355555399] [2022-03-01 16:57:39,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:39,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:39,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:39,800 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:39,800 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355555399] [2022-03-01 16:57:39,800 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355555399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:39,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:39,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:39,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75426818] [2022-03-01 16:57:39,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:39,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:39,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:39,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:39,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:39,800 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:40,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:40,910 INFO L93 Difference]: Finished difference Result 4622 states and 8893 transitions. [2022-03-01 16:57:40,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:57:40,910 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:40,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:40,915 INFO L225 Difference]: With dead ends: 4622 [2022-03-01 16:57:40,915 INFO L226 Difference]: Without dead ends: 4622 [2022-03-01 16:57:40,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:57:40,916 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1387 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 2011 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 3073 SdHoareTripleChecker+Invalid, 2309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 2011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:40,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 3073 Invalid, 2309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 2011 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:57:40,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-01 16:57:40,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 2872. [2022-03-01 16:57:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:40,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-01 16:57:40,944 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-03-01 16:57:40,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:40,944 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-01 16:57:40,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:40,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-01 16:57:40,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:40,945 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:40,945 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:40,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-01 16:57:40,945 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:40,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:40,945 INFO L85 PathProgramCache]: Analyzing trace with hash 1258897459, now seen corresponding path program 122 times [2022-03-01 16:57:40,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:40,946 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405035048] [2022-03-01 16:57:40,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:40,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:40,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:41,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:41,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:41,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405035048] [2022-03-01 16:57:41,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405035048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:41,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:41,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:41,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601326665] [2022-03-01 16:57:41,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:41,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:41,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:41,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:41,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:41,181 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:42,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:42,572 INFO L93 Difference]: Finished difference Result 4705 states and 9055 transitions. [2022-03-01 16:57:42,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:57:42,572 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:42,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:42,578 INFO L225 Difference]: With dead ends: 4705 [2022-03-01 16:57:42,578 INFO L226 Difference]: Without dead ends: 4705 [2022-03-01 16:57:42,578 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 985 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=656, Invalid=3250, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:57:42,578 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1221 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 3301 SdHoareTripleChecker+Invalid, 2504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:42,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 3301 Invalid, 2504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:57:42,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-03-01 16:57:42,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 2874. [2022-03-01 16:57:42,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2864 states have (on average 1.9465782122905029) internal successors, (5575), 2873 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:42,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-03-01 16:57:42,630 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 135 [2022-03-01 16:57:42,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:42,630 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-03-01 16:57:42,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:42,630 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-03-01 16:57:42,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:42,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:42,631 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:42,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-01 16:57:42,631 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:42,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:42,631 INFO L85 PathProgramCache]: Analyzing trace with hash 23017365, now seen corresponding path program 123 times [2022-03-01 16:57:42,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:42,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487801164] [2022-03-01 16:57:42,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:42,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:42,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:42,822 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:42,822 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487801164] [2022-03-01 16:57:42,822 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1487801164] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:42,822 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:42,822 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:42,822 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234906080] [2022-03-01 16:57:42,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:42,822 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:42,822 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:42,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:42,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:42,823 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:44,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:44,556 INFO L93 Difference]: Finished difference Result 4744 states and 9132 transitions. [2022-03-01 16:57:44,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:57:44,556 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:44,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:44,563 INFO L225 Difference]: With dead ends: 4744 [2022-03-01 16:57:44,563 INFO L226 Difference]: Without dead ends: 4744 [2022-03-01 16:57:44,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=648, Invalid=3258, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:57:44,564 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1329 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 2658 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 3595 SdHoareTripleChecker+Invalid, 2934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:44,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 3595 Invalid, 2934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2658 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:57:44,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4744 states. [2022-03-01 16:57:44,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4744 to 2868. [2022-03-01 16:57:44,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:44,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-01 16:57:44,603 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-01 16:57:44,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:44,603 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-01 16:57:44,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:44,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-01 16:57:44,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:44,604 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:44,604 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:44,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-01 16:57:44,604 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:44,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:44,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1183557487, now seen corresponding path program 124 times [2022-03-01 16:57:44,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:44,605 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958288508] [2022-03-01 16:57:44,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:44,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:44,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:44,889 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:44,889 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958288508] [2022-03-01 16:57:44,889 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958288508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:44,889 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:44,889 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:44,889 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762491102] [2022-03-01 16:57:44,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:44,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:44,889 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:44,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:44,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:44,890 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:46,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:46,453 INFO L93 Difference]: Finished difference Result 4686 states and 9017 transitions. [2022-03-01 16:57:46,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:57:46,454 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:46,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:46,460 INFO L225 Difference]: With dead ends: 4686 [2022-03-01 16:57:46,460 INFO L226 Difference]: Without dead ends: 4686 [2022-03-01 16:57:46,461 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 957 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=619, Invalid=3163, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:57:46,461 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1034 mSDsluCounter, 3242 mSDsCounter, 0 mSdLazyCounter, 2507 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3511 SdHoareTripleChecker+Invalid, 2723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:46,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3511 Invalid, 2723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2507 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:46,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2022-03-01 16:57:46,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 2872. [2022-03-01 16:57:46,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:46,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-01 16:57:46,498 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-03-01 16:57:46,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:46,498 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-01 16:57:46,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-01 16:57:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:46,499 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:46,499 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:46,499 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-01 16:57:46,499 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:46,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:46,499 INFO L85 PathProgramCache]: Analyzing trace with hash 1875529715, now seen corresponding path program 125 times [2022-03-01 16:57:46,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:46,499 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20632997] [2022-03-01 16:57:46,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:46,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:46,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:46,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:46,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20632997] [2022-03-01 16:57:46,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20632997] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:46,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:46,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:46,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770286139] [2022-03-01 16:57:46,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:46,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:46,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:46,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:46,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:46,732 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:48,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:48,269 INFO L93 Difference]: Finished difference Result 4806 states and 9252 transitions. [2022-03-01 16:57:48,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-01 16:57:48,269 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:48,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:48,275 INFO L225 Difference]: With dead ends: 4806 [2022-03-01 16:57:48,275 INFO L226 Difference]: Without dead ends: 4806 [2022-03-01 16:57:48,275 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1045 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=654, Invalid=3378, Unknown=0, NotChecked=0, Total=4032 [2022-03-01 16:57:48,276 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1404 mSDsluCounter, 3091 mSDsCounter, 0 mSdLazyCounter, 2410 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 2751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 2410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:48,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 3373 Invalid, 2751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 2410 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:48,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4806 states. [2022-03-01 16:57:48,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4806 to 2870. [2022-03-01 16:57:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:48,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-03-01 16:57:48,304 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-03-01 16:57:48,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:48,304 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-03-01 16:57:48,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:48,304 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-03-01 16:57:48,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:48,305 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:48,305 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:48,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-01 16:57:48,305 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:48,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:48,305 INFO L85 PathProgramCache]: Analyzing trace with hash -218607791, now seen corresponding path program 126 times [2022-03-01 16:57:48,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:48,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284026661] [2022-03-01 16:57:48,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:48,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:48,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:48,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:48,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284026661] [2022-03-01 16:57:48,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284026661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:48,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:48,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:48,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040387448] [2022-03-01 16:57:48,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:48,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:48,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:48,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:48,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:48,495 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:49,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:49,773 INFO L93 Difference]: Finished difference Result 4826 states and 9296 transitions. [2022-03-01 16:57:49,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:57:49,774 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:49,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:49,779 INFO L225 Difference]: With dead ends: 4826 [2022-03-01 16:57:49,779 INFO L226 Difference]: Without dead ends: 4826 [2022-03-01 16:57:49,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 962 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=606, Invalid=3176, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:57:49,779 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1247 mSDsluCounter, 3023 mSDsCounter, 0 mSdLazyCounter, 2466 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 3319 SdHoareTripleChecker+Invalid, 2812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 2466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:49,779 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 3319 Invalid, 2812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 2466 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:57:49,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-03-01 16:57:49,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2864. [2022-03-01 16:57:49,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2854 states have (on average 1.9463910301331464) internal successors, (5555), 2863 states have internal predecessors, (5555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:49,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5555 transitions. [2022-03-01 16:57:49,807 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5555 transitions. Word has length 135 [2022-03-01 16:57:49,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:49,807 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5555 transitions. [2022-03-01 16:57:49,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5555 transitions. [2022-03-01 16:57:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:49,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:49,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:49,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-01 16:57:49,808 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:49,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:49,808 INFO L85 PathProgramCache]: Analyzing trace with hash 2066760243, now seen corresponding path program 127 times [2022-03-01 16:57:49,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:49,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060793891] [2022-03-01 16:57:49,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:49,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:49,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:50,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:50,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:50,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060793891] [2022-03-01 16:57:50,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060793891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:50,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:50,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:50,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122442223] [2022-03-01 16:57:50,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:50,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:50,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:50,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:50,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:50,011 INFO L87 Difference]: Start difference. First operand 2864 states and 5555 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:51,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:51,498 INFO L93 Difference]: Finished difference Result 4620 states and 8891 transitions. [2022-03-01 16:57:51,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:57:51,499 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:51,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:51,503 INFO L225 Difference]: With dead ends: 4620 [2022-03-01 16:57:51,503 INFO L226 Difference]: Without dead ends: 4620 [2022-03-01 16:57:51,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=548, Invalid=2874, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:57:51,503 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1194 mSDsluCounter, 2643 mSDsCounter, 0 mSdLazyCounter, 1961 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2908 SdHoareTripleChecker+Invalid, 2196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:51,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2908 Invalid, 2196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1961 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:51,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2022-03-01 16:57:51,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 2870. [2022-03-01 16:57:51,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:51,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-03-01 16:57:51,528 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-03-01 16:57:51,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:51,528 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-03-01 16:57:51,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:51,528 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-03-01 16:57:51,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:51,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:51,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:51,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-01 16:57:51,529 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:51,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:51,530 INFO L85 PathProgramCache]: Analyzing trace with hash 830880149, now seen corresponding path program 128 times [2022-03-01 16:57:51,530 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:51,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865252314] [2022-03-01 16:57:51,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:51,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:51,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:51,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865252314] [2022-03-01 16:57:51,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865252314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:51,723 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:51,723 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:51,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047863423] [2022-03-01 16:57:51,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:51,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:51,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:51,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:51,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:51,723 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:53,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:53,059 INFO L93 Difference]: Finished difference Result 4740 states and 9126 transitions. [2022-03-01 16:57:53,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:57:53,059 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:53,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:53,065 INFO L225 Difference]: With dead ends: 4740 [2022-03-01 16:57:53,065 INFO L226 Difference]: Without dead ends: 4740 [2022-03-01 16:57:53,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=580, Invalid=3080, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:57:53,066 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1287 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2460 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 3294 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:53,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1287 Valid, 3294 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2460 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:53,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4740 states. [2022-03-01 16:57:53,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4740 to 2868. [2022-03-01 16:57:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-01 16:57:53,098 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-01 16:57:53,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:53,098 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-01 16:57:53,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:53,098 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-01 16:57:53,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:53,099 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:53,099 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:53,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-01 16:57:53,099 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:53,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:53,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1263257357, now seen corresponding path program 129 times [2022-03-01 16:57:53,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:53,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14138069] [2022-03-01 16:57:53,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:53,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:53,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:53,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14138069] [2022-03-01 16:57:53,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14138069] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:53,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:53,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:53,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996288818] [2022-03-01 16:57:53,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:53,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:53,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:53,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:53,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:53,300 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:54,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:54,814 INFO L93 Difference]: Finished difference Result 4820 states and 9286 transitions. [2022-03-01 16:57:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:57:54,814 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:54,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:54,819 INFO L225 Difference]: With dead ends: 4820 [2022-03-01 16:57:54,819 INFO L226 Difference]: Without dead ends: 4820 [2022-03-01 16:57:54,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=573, Invalid=3087, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:57:54,819 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1097 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 2926 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 3734 SdHoareTripleChecker+Invalid, 3195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:54,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 3734 Invalid, 3195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2926 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:57:54,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-01 16:57:54,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 2866. [2022-03-01 16:57:54,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:54,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-01 16:57:54,847 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-03-01 16:57:54,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:54,847 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-01 16:57:54,847 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:54,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-01 16:57:54,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:54,848 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:54,848 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:54,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-01 16:57:54,848 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:54,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:54,849 INFO L85 PathProgramCache]: Analyzing trace with hash -1156404331, now seen corresponding path program 130 times [2022-03-01 16:57:54,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:54,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1904037802] [2022-03-01 16:57:54,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:54,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:54,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:55,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:55,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:55,036 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1904037802] [2022-03-01 16:57:55,036 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1904037802] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:55,036 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:55,036 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:55,036 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108488940] [2022-03-01 16:57:55,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:55,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:55,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:55,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:55,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:55,037 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:56,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:56,456 INFO L93 Difference]: Finished difference Result 4969 states and 9588 transitions. [2022-03-01 16:57:56,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:57:56,457 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:56,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:56,462 INFO L225 Difference]: With dead ends: 4969 [2022-03-01 16:57:56,462 INFO L226 Difference]: Without dead ends: 4969 [2022-03-01 16:57:56,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=531, Invalid=2891, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:57:56,462 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1121 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2515 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 2515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:56,462 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 3237 Invalid, 2785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 2515 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:57:56,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2022-03-01 16:57:56,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 2860. [2022-03-01 16:57:56,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2850 states have (on average 1.9463157894736842) internal successors, (5547), 2859 states have internal predecessors, (5547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-03-01 16:57:56,491 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 135 [2022-03-01 16:57:56,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:56,491 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-03-01 16:57:56,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:56,491 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-03-01 16:57:56,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:56,492 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:56,492 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:56,492 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-01 16:57:56,492 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:56,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:56,492 INFO L85 PathProgramCache]: Analyzing trace with hash -156774881, now seen corresponding path program 131 times [2022-03-01 16:57:56,492 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:56,492 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098265851] [2022-03-01 16:57:56,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:56,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:56,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:56,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:56,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098265851] [2022-03-01 16:57:56,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098265851] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:56,679 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:56,679 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:56,679 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728778861] [2022-03-01 16:57:56,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:56,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:56,679 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:56,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:56,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:56,680 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:57,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:57,716 INFO L93 Difference]: Finished difference Result 4593 states and 8835 transitions. [2022-03-01 16:57:57,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:57:57,717 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:57,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:57,721 INFO L225 Difference]: With dead ends: 4593 [2022-03-01 16:57:57,721 INFO L226 Difference]: Without dead ends: 4593 [2022-03-01 16:57:57,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=489, Invalid=2481, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:57:57,722 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1252 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:57,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 3099 Invalid, 2223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:57:57,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4593 states. [2022-03-01 16:57:57,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4593 to 2866. [2022-03-01 16:57:57,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:57,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-01 16:57:57,749 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-03-01 16:57:57,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:57,749 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-01 16:57:57,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:57,749 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-01 16:57:57,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:57,750 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:57,750 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:57,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-01 16:57:57,750 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:57,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:57,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1452076161, now seen corresponding path program 132 times [2022-03-01 16:57:57,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:57,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001317384] [2022-03-01 16:57:57,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:57,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:57,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:58,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:58,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:58,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001317384] [2022-03-01 16:57:58,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001317384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:58,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:58,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:58,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793447201] [2022-03-01 16:57:58,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:58,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:58,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:58,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:58,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:58,006 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:59,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:57:59,048 INFO L93 Difference]: Finished difference Result 4610 states and 8871 transitions. [2022-03-01 16:57:59,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:57:59,048 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:57:59,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:57:59,053 INFO L225 Difference]: With dead ends: 4610 [2022-03-01 16:57:59,053 INFO L226 Difference]: Without dead ends: 4610 [2022-03-01 16:57:59,053 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=513, Invalid=2679, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:57:59,053 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1282 mSDsluCounter, 2389 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 2652 SdHoareTripleChecker+Invalid, 1966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:57:59,053 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 2652 Invalid, 1966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:57:59,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2022-03-01 16:57:59,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 2868. [2022-03-01 16:57:59,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-01 16:57:59,100 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-01 16:57:59,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:57:59,100 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-01 16:57:59,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:57:59,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-01 16:57:59,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:57:59,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:57:59,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:57:59,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-01 16:57:59,101 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:57:59,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:57:59,101 INFO L85 PathProgramCache]: Analyzing trace with hash 216196067, now seen corresponding path program 133 times [2022-03-01 16:57:59,101 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:57:59,101 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [637069305] [2022-03-01 16:57:59,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:57:59,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:57:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:57:59,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:57:59,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:57:59,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [637069305] [2022-03-01 16:57:59,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [637069305] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:57:59,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:57:59,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:57:59,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994507405] [2022-03-01 16:57:59,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:57:59,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:57:59,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:57:59,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:57:59,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:57:59,284 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:00,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:00,583 INFO L93 Difference]: Finished difference Result 4649 states and 8948 transitions. [2022-03-01 16:58:00,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:00,584 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:00,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:00,589 INFO L225 Difference]: With dead ends: 4649 [2022-03-01 16:58:00,589 INFO L226 Difference]: Without dead ends: 4649 [2022-03-01 16:58:00,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=504, Invalid=2688, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:00,590 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1087 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 2026 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 2933 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 2026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:00,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 2933 Invalid, 2276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 2026 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:00,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2022-03-01 16:58:00,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 2861. [2022-03-01 16:58:00,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2851 states have (on average 1.9463346194317783) internal successors, (5549), 2860 states have internal predecessors, (5549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 5549 transitions. [2022-03-01 16:58:00,619 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 5549 transitions. Word has length 135 [2022-03-01 16:58:00,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:00,619 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 5549 transitions. [2022-03-01 16:58:00,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:00,619 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5549 transitions. [2022-03-01 16:58:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:00,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:00,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:00,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-01 16:58:00,620 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:00,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:00,620 INFO L85 PathProgramCache]: Analyzing trace with hash -104919945, now seen corresponding path program 134 times [2022-03-01 16:58:00,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:00,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183965730] [2022-03-01 16:58:00,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:00,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:00,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:00,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:00,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:00,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183965730] [2022-03-01 16:58:00,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183965730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:00,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:00,819 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:00,819 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60172860] [2022-03-01 16:58:00,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:00,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:00,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:00,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:00,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:00,820 INFO L87 Difference]: Start difference. First operand 2861 states and 5549 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:02,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:02,243 INFO L93 Difference]: Finished difference Result 4602 states and 8853 transitions. [2022-03-01 16:58:02,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:02,244 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:02,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:02,249 INFO L225 Difference]: With dead ends: 4602 [2022-03-01 16:58:02,249 INFO L226 Difference]: Without dead ends: 4602 [2022-03-01 16:58:02,250 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 752 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=531, Invalid=2661, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:02,250 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 981 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 2413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:02,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3369 Invalid, 2413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:02,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4602 states. [2022-03-01 16:58:02,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4602 to 2869. [2022-03-01 16:58:02,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-01 16:58:02,280 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-03-01 16:58:02,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:02,280 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-01 16:58:02,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:02,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-01 16:58:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:02,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:02,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:02,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-01 16:58:02,281 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:02,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:02,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1503931097, now seen corresponding path program 135 times [2022-03-01 16:58:02,282 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:02,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782216964] [2022-03-01 16:58:02,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:02,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:02,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:02,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782216964] [2022-03-01 16:58:02,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782216964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:02,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:02,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:02,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120537188] [2022-03-01 16:58:02,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:02,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:02,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:02,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:02,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:02,547 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:04,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:04,035 INFO L93 Difference]: Finished difference Result 4685 states and 9015 transitions. [2022-03-01 16:58:04,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:04,035 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:04,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:04,041 INFO L225 Difference]: With dead ends: 4685 [2022-03-01 16:58:04,041 INFO L226 Difference]: Without dead ends: 4685 [2022-03-01 16:58:04,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=598, Invalid=3062, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:58:04,041 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1282 mSDsluCounter, 2788 mSDsCounter, 0 mSdLazyCounter, 2022 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:04,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3050 Invalid, 2275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2022 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:04,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-03-01 16:58:04,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 2871. [2022-03-01 16:58:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2871 states, 2861 states have (on average 1.9465221950367004) internal successors, (5569), 2870 states have internal predecessors, (5569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:04,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2871 states and 5569 transitions. [2022-03-01 16:58:04,076 INFO L78 Accepts]: Start accepts. Automaton has 2871 states and 5569 transitions. Word has length 135 [2022-03-01 16:58:04,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:04,077 INFO L470 AbstractCegarLoop]: Abstraction has 2871 states and 5569 transitions. [2022-03-01 16:58:04,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5569 transitions. [2022-03-01 16:58:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:04,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:04,078 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:04,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-01 16:58:04,078 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:04,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:04,078 INFO L85 PathProgramCache]: Analyzing trace with hash 268051003, now seen corresponding path program 136 times [2022-03-01 16:58:04,078 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:04,078 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618351584] [2022-03-01 16:58:04,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:04,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:04,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:04,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:04,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618351584] [2022-03-01 16:58:04,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618351584] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:04,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:04,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:04,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076764732] [2022-03-01 16:58:04,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:04,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:04,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:04,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:04,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:04,310 INFO L87 Difference]: Start difference. First operand 2871 states and 5569 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:05,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:05,861 INFO L93 Difference]: Finished difference Result 4724 states and 9092 transitions. [2022-03-01 16:58:05,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:05,861 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:05,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:05,866 INFO L225 Difference]: With dead ends: 4724 [2022-03-01 16:58:05,866 INFO L226 Difference]: Without dead ends: 4724 [2022-03-01 16:58:05,866 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 920 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=589, Invalid=3071, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:58:05,866 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1125 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2593 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 2849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:05,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1125 Valid, 3568 Invalid, 2849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2593 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:05,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-03-01 16:58:05,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 2865. [2022-03-01 16:58:05,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2865 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2864 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2865 states and 5557 transitions. [2022-03-01 16:58:05,893 INFO L78 Accepts]: Start accepts. Automaton has 2865 states and 5557 transitions. Word has length 135 [2022-03-01 16:58:05,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:05,893 INFO L470 AbstractCegarLoop]: Abstraction has 2865 states and 5557 transitions. [2022-03-01 16:58:05,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5557 transitions. [2022-03-01 16:58:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:05,894 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:05,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:05,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-01 16:58:05,894 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:05,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:05,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1797712747, now seen corresponding path program 137 times [2022-03-01 16:58:05,895 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:05,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386835889] [2022-03-01 16:58:05,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:05,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:06,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:06,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:06,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386835889] [2022-03-01 16:58:06,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386835889] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:06,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:06,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:06,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515523743] [2022-03-01 16:58:06,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:06,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:06,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:06,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:06,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:06,144 INFO L87 Difference]: Start difference. First operand 2865 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:07,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:07,346 INFO L93 Difference]: Finished difference Result 4574 states and 8799 transitions. [2022-03-01 16:58:07,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:07,346 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:07,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:07,351 INFO L225 Difference]: With dead ends: 4574 [2022-03-01 16:58:07,351 INFO L226 Difference]: Without dead ends: 4574 [2022-03-01 16:58:07,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=526, Invalid=2780, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:07,352 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1101 mSDsluCounter, 3001 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:07,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 3264 Invalid, 2542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:07,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-03-01 16:58:07,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 2869. [2022-03-01 16:58:07,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:07,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-01 16:58:07,379 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-03-01 16:58:07,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:07,379 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-01 16:58:07,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:07,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-01 16:58:07,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:07,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:07,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:07,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-01 16:58:07,381 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:07,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:07,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1261374455, now seen corresponding path program 138 times [2022-03-01 16:58:07,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:07,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20940710] [2022-03-01 16:58:07,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:07,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:07,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:07,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:07,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:07,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20940710] [2022-03-01 16:58:07,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20940710] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:07,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:07,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:07,659 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190656562] [2022-03-01 16:58:07,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:07,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:07,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:07,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:07,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:07,659 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:09,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:09,367 INFO L93 Difference]: Finished difference Result 4694 states and 9034 transitions. [2022-03-01 16:58:09,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:58:09,367 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:09,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:09,372 INFO L225 Difference]: With dead ends: 4694 [2022-03-01 16:58:09,372 INFO L226 Difference]: Without dead ends: 4694 [2022-03-01 16:58:09,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=554, Invalid=2986, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:09,373 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1220 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 2468 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:09,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 3350 Invalid, 2713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:58:09,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-01 16:58:09,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 2867. [2022-03-01 16:58:09,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2867 states, 2857 states have (on average 1.9464473223661183) internal successors, (5561), 2866 states have internal predecessors, (5561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:09,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2867 states and 5561 transitions. [2022-03-01 16:58:09,400 INFO L78 Accepts]: Start accepts. Automaton has 2867 states and 5561 transitions. Word has length 135 [2022-03-01 16:58:09,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:09,400 INFO L470 AbstractCegarLoop]: Abstraction has 2867 states and 5561 transitions. [2022-03-01 16:58:09,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:09,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5561 transitions. [2022-03-01 16:58:09,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:09,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:09,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:09,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-01 16:58:09,401 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:09,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:09,402 INFO L85 PathProgramCache]: Analyzing trace with hash -832763051, now seen corresponding path program 139 times [2022-03-01 16:58:09,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:09,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396612766] [2022-03-01 16:58:09,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:09,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:09,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:09,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:09,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396612766] [2022-03-01 16:58:09,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396612766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:09,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:09,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:09,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785257392] [2022-03-01 16:58:09,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:09,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:09,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:09,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:09,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:09,652 INFO L87 Difference]: Start difference. First operand 2867 states and 5561 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:10,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:10,955 INFO L93 Difference]: Finished difference Result 4714 states and 9078 transitions. [2022-03-01 16:58:10,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:10,955 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:10,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:10,960 INFO L225 Difference]: With dead ends: 4714 [2022-03-01 16:58:10,960 INFO L226 Difference]: Without dead ends: 4714 [2022-03-01 16:58:10,961 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=513, Invalid=2793, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:10,961 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1164 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 2244 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1164 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 2244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:10,961 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1164 Valid, 3099 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 2244 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:10,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-03-01 16:58:10,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2849. [2022-03-01 16:58:10,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:10,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-01 16:58:10,989 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-01 16:58:10,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:10,989 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-01 16:58:10,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:10,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-01 16:58:10,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:10,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:10,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:10,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-01 16:58:10,990 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:10,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:10,990 INFO L85 PathProgramCache]: Analyzing trace with hash -232155981, now seen corresponding path program 140 times [2022-03-01 16:58:10,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:10,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376070295] [2022-03-01 16:58:10,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:10,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:11,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:11,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:11,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:11,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376070295] [2022-03-01 16:58:11,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376070295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:11,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:11,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:11,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335019503] [2022-03-01 16:58:11,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:11,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:11,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:11,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:11,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:11,180 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:12,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:12,424 INFO L93 Difference]: Finished difference Result 4692 states and 9030 transitions. [2022-03-01 16:58:12,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:58:12,425 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:12,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:12,430 INFO L225 Difference]: With dead ends: 4692 [2022-03-01 16:58:12,430 INFO L226 Difference]: Without dead ends: 4692 [2022-03-01 16:58:12,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=626, Invalid=2680, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:12,430 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1346 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 2488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:12,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2948 Invalid, 2488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:12,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-03-01 16:58:12,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 2857. [2022-03-01 16:58:12,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-01 16:58:12,460 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-03-01 16:58:12,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:12,460 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-01 16:58:12,460 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:12,460 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-01 16:58:12,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:12,461 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:12,461 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:12,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-01 16:58:12,461 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:12,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:12,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1376695061, now seen corresponding path program 141 times [2022-03-01 16:58:12,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:12,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2135900206] [2022-03-01 16:58:12,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:12,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:12,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:12,684 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:12,684 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2135900206] [2022-03-01 16:58:12,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2135900206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:12,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:12,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:12,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168798307] [2022-03-01 16:58:12,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:12,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:12,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:12,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:12,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:12,685 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:14,249 INFO L93 Difference]: Finished difference Result 4775 states and 9192 transitions. [2022-03-01 16:58:14,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:58:14,250 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:14,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:14,254 INFO L225 Difference]: With dead ends: 4775 [2022-03-01 16:58:14,255 INFO L226 Difference]: Without dead ends: 4775 [2022-03-01 16:58:14,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 934 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=710, Invalid=3072, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:58:14,255 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1434 mSDsluCounter, 2511 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2797 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 371 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:14,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2797 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [371 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:14,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-03-01 16:58:14,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 2859. [2022-03-01 16:58:14,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-03-01 16:58:14,283 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-03-01 16:58:14,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:14,283 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-03-01 16:58:14,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:14,283 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-03-01 16:58:14,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:14,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:14,284 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:14,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-01 16:58:14,284 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:14,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:14,285 INFO L85 PathProgramCache]: Analyzing trace with hash 140814967, now seen corresponding path program 142 times [2022-03-01 16:58:14,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:14,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449676299] [2022-03-01 16:58:14,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:14,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:14,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:14,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449676299] [2022-03-01 16:58:14,527 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449676299] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:14,527 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:14,527 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:14,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169856531] [2022-03-01 16:58:14,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:14,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:14,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:14,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:14,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:14,527 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:16,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:16,100 INFO L93 Difference]: Finished difference Result 4814 states and 9269 transitions. [2022-03-01 16:58:16,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:58:16,100 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:16,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:16,105 INFO L225 Difference]: With dead ends: 4814 [2022-03-01 16:58:16,105 INFO L226 Difference]: Without dead ends: 4814 [2022-03-01 16:58:16,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=703, Invalid=3079, Unknown=0, NotChecked=0, Total=3782 [2022-03-01 16:58:16,106 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1653 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 2336 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 3056 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 2336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:16,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 3056 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 2336 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:16,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-01 16:58:16,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2853. [2022-03-01 16:58:16,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:16,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-03-01 16:58:16,136 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-03-01 16:58:16,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:16,136 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-03-01 16:58:16,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:16,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-03-01 16:58:16,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:16,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:16,137 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:16,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-01 16:58:16,138 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:16,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:16,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1065759885, now seen corresponding path program 143 times [2022-03-01 16:58:16,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:16,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593867365] [2022-03-01 16:58:16,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:16,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:16,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:16,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:16,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593867365] [2022-03-01 16:58:16,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593867365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:16,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:16,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:16,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120841345] [2022-03-01 16:58:16,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:16,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:16,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:16,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:16,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:16,341 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:17,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:17,547 INFO L93 Difference]: Finished difference Result 4756 states and 9154 transitions. [2022-03-01 16:58:17,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:17,548 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:17,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:17,553 INFO L225 Difference]: With dead ends: 4756 [2022-03-01 16:58:17,553 INFO L226 Difference]: Without dead ends: 4756 [2022-03-01 16:58:17,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=671, Invalid=2989, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:58:17,554 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1291 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 1969 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 2736 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:17,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 2736 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1969 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:17,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4756 states. [2022-03-01 16:58:17,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4756 to 2857. [2022-03-01 16:58:17,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:17,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-01 16:58:17,585 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-03-01 16:58:17,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:17,586 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-01 16:58:17,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:17,586 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-01 16:58:17,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:17,587 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:17,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:17,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-01 16:58:17,587 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:17,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:17,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1993327317, now seen corresponding path program 144 times [2022-03-01 16:58:17,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:17,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272682640] [2022-03-01 16:58:17,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:17,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:17,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:17,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:17,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:17,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272682640] [2022-03-01 16:58:17,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272682640] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:17,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:17,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:17,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458227818] [2022-03-01 16:58:17,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:17,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:17,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:17,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:17,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:17,810 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:19,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:19,564 INFO L93 Difference]: Finished difference Result 4876 states and 9389 transitions. [2022-03-01 16:58:19,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 16:58:19,564 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:19,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:19,570 INFO L225 Difference]: With dead ends: 4876 [2022-03-01 16:58:19,570 INFO L226 Difference]: Without dead ends: 4876 [2022-03-01 16:58:19,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=713, Invalid=3193, Unknown=0, NotChecked=0, Total=3906 [2022-03-01 16:58:19,571 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1259 mSDsluCounter, 3478 mSDsCounter, 0 mSdLazyCounter, 2948 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 3777 SdHoareTripleChecker+Invalid, 3250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:19,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1259 Valid, 3777 Invalid, 3250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2948 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 16:58:19,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4876 states. [2022-03-01 16:58:19,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4876 to 2855. [2022-03-01 16:58:19,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2855 states, 2845 states have (on average 1.9462214411247802) internal successors, (5537), 2854 states have internal predecessors, (5537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:19,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2855 states and 5537 transitions. [2022-03-01 16:58:19,607 INFO L78 Accepts]: Start accepts. Automaton has 2855 states and 5537 transitions. Word has length 135 [2022-03-01 16:58:19,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:19,607 INFO L470 AbstractCegarLoop]: Abstraction has 2855 states and 5537 transitions. [2022-03-01 16:58:19,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:19,607 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5537 transitions. [2022-03-01 16:58:19,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:19,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:19,608 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:19,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-01 16:58:19,608 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:19,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:19,608 INFO L85 PathProgramCache]: Analyzing trace with hash -100810189, now seen corresponding path program 145 times [2022-03-01 16:58:19,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:19,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734438622] [2022-03-01 16:58:19,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:19,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:19,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:19,787 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:19,787 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734438622] [2022-03-01 16:58:19,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734438622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:19,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:19,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:19,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895970722] [2022-03-01 16:58:19,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:19,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:19,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:19,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:19,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:19,788 INFO L87 Difference]: Start difference. First operand 2855 states and 5537 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:21,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:21,370 INFO L93 Difference]: Finished difference Result 4896 states and 9433 transitions. [2022-03-01 16:58:21,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:21,370 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:21,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:21,375 INFO L225 Difference]: With dead ends: 4896 [2022-03-01 16:58:21,375 INFO L226 Difference]: Without dead ends: 4896 [2022-03-01 16:58:21,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=659, Invalid=3001, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:58:21,376 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1073 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3733 SdHoareTripleChecker+Invalid, 3239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:21,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3733 Invalid, 3239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:21,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2022-03-01 16:58:21,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 2849. [2022-03-01 16:58:21,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:21,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-01 16:58:21,404 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-01 16:58:21,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:21,404 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-01 16:58:21,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:21,404 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-01 16:58:21,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:21,405 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:21,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:21,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-01 16:58:21,405 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:21,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:21,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2110409451, now seen corresponding path program 146 times [2022-03-01 16:58:21,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:21,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865616551] [2022-03-01 16:58:21,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:21,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:21,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:21,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865616551] [2022-03-01 16:58:21,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865616551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:21,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:21,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:21,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872778209] [2022-03-01 16:58:21,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:21,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:21,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:21,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:21,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:21,584 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:22,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:22,847 INFO L93 Difference]: Finished difference Result 4690 states and 9028 transitions. [2022-03-01 16:58:22,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:22,847 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:22,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:22,852 INFO L225 Difference]: With dead ends: 4690 [2022-03-01 16:58:22,852 INFO L226 Difference]: Without dead ends: 4690 [2022-03-01 16:58:22,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=592, Invalid=2714, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:22,853 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1185 mSDsluCounter, 2593 mSDsCounter, 0 mSdLazyCounter, 2152 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 2473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 2152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:22,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 2875 Invalid, 2473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 2152 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:22,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-03-01 16:58:22,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2853. [2022-03-01 16:58:22,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:22,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-03-01 16:58:22,881 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-03-01 16:58:22,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:22,881 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-03-01 16:58:22,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:22,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-03-01 16:58:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:22,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:22,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:22,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-01 16:58:22,882 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:22,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:22,882 INFO L85 PathProgramCache]: Analyzing trace with hash 948677751, now seen corresponding path program 147 times [2022-03-01 16:58:22,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:22,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183093839] [2022-03-01 16:58:22,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:22,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:23,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:23,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183093839] [2022-03-01 16:58:23,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183093839] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:23,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:23,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:23,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101122704] [2022-03-01 16:58:23,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:23,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:23,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:23,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:23,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:23,124 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:24,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:24,495 INFO L93 Difference]: Finished difference Result 4810 states and 9263 transitions. [2022-03-01 16:58:24,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:58:24,496 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:24,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:24,502 INFO L225 Difference]: With dead ends: 4810 [2022-03-01 16:58:24,502 INFO L226 Difference]: Without dead ends: 4810 [2022-03-01 16:58:24,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=631, Invalid=2909, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:24,503 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1457 mSDsluCounter, 2719 mSDsCounter, 0 mSdLazyCounter, 2356 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 3014 SdHoareTripleChecker+Invalid, 2762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 2356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:24,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1457 Valid, 3014 Invalid, 2762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [406 Valid, 2356 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:24,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-03-01 16:58:24,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 2851. [2022-03-01 16:58:24,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2851 states, 2841 states have (on average 1.9461457233368533) internal successors, (5529), 2850 states have internal predecessors, (5529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:24,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2851 states and 5529 transitions. [2022-03-01 16:58:24,561 INFO L78 Accepts]: Start accepts. Automaton has 2851 states and 5529 transitions. Word has length 135 [2022-03-01 16:58:24,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:24,561 INFO L470 AbstractCegarLoop]: Abstraction has 2851 states and 5529 transitions. [2022-03-01 16:58:24,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:24,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5529 transitions. [2022-03-01 16:58:24,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:24,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:24,562 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:24,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-01 16:58:24,562 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:24,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:24,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1145459755, now seen corresponding path program 148 times [2022-03-01 16:58:24,563 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:24,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880548703] [2022-03-01 16:58:24,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:24,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:24,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:24,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:24,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:24,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880548703] [2022-03-01 16:58:24,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880548703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:24,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:24,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:24,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628068675] [2022-03-01 16:58:24,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:24,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:24,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:24,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:24,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:24,789 INFO L87 Difference]: Start difference. First operand 2851 states and 5529 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:26,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:26,361 INFO L93 Difference]: Finished difference Result 4890 states and 9423 transitions. [2022-03-01 16:58:26,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:58:26,361 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:26,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:26,367 INFO L225 Difference]: With dead ends: 4890 [2022-03-01 16:58:26,367 INFO L226 Difference]: Without dead ends: 4890 [2022-03-01 16:58:26,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=624, Invalid=2916, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:26,367 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1317 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3183 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 3183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:26,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 3812 Invalid, 3504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 3183 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:26,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4890 states. [2022-03-01 16:58:26,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4890 to 2849. [2022-03-01 16:58:26,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:26,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-01 16:58:26,396 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-01 16:58:26,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:26,396 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-01 16:58:26,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:26,396 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-01 16:58:26,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:26,397 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:26,397 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:26,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-01 16:58:26,397 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:26,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:26,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1038606729, now seen corresponding path program 149 times [2022-03-01 16:58:26,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:26,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104753994] [2022-03-01 16:58:26,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:26,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:26,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:26,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:26,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:26,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104753994] [2022-03-01 16:58:26,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104753994] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:26,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:26,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:26,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948361571] [2022-03-01 16:58:26,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:26,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:26,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:26,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:26,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:26,589 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:27,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:27,887 INFO L93 Difference]: Finished difference Result 4864 states and 9375 transitions. [2022-03-01 16:58:27,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:27,888 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:27,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:27,893 INFO L225 Difference]: With dead ends: 4864 [2022-03-01 16:58:27,893 INFO L226 Difference]: Without dead ends: 4864 [2022-03-01 16:58:27,894 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=576, Invalid=2730, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:27,894 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1098 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 3756 SdHoareTripleChecker+Invalid, 3391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:27,894 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 3756 Invalid, 3391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 3087 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2022-03-01 16:58:27,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 2803. [2022-03-01 16:58:27,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 2793 states have (on average 1.945220193340494) internal successors, (5433), 2802 states have internal predecessors, (5433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:27,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 5433 transitions. [2022-03-01 16:58:27,922 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 5433 transitions. Word has length 135 [2022-03-01 16:58:27,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:27,922 INFO L470 AbstractCegarLoop]: Abstraction has 2803 states and 5433 transitions. [2022-03-01 16:58:27,922 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:27,922 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5433 transitions. [2022-03-01 16:58:27,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:27,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:27,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:27,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-01 16:58:27,923 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:27,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:27,923 INFO L85 PathProgramCache]: Analyzing trace with hash -38977279, now seen corresponding path program 150 times [2022-03-01 16:58:27,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:27,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650833683] [2022-03-01 16:58:27,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:27,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:27,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:28,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:28,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:28,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650833683] [2022-03-01 16:58:28,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650833683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:28,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:28,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:28,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230765136] [2022-03-01 16:58:28,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:28,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:28,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:28,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:28,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:28,176 INFO L87 Difference]: Start difference. First operand 2803 states and 5433 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:29,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:29,501 INFO L93 Difference]: Finished difference Result 4673 states and 8991 transitions. [2022-03-01 16:58:29,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 16:58:29,502 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:29,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:29,506 INFO L225 Difference]: With dead ends: 4673 [2022-03-01 16:58:29,507 INFO L226 Difference]: Without dead ends: 4673 [2022-03-01 16:58:29,507 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=517, Invalid=2345, Unknown=0, NotChecked=0, Total=2862 [2022-03-01 16:58:29,507 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1273 mSDsluCounter, 2806 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 3089 SdHoareTripleChecker+Invalid, 2431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:29,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 3089 Invalid, 2431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:29,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-01 16:58:29,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 2809. [2022-03-01 16:58:29,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:29,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-03-01 16:58:29,537 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-03-01 16:58:29,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:29,538 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-03-01 16:58:29,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:29,538 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-03-01 16:58:29,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:29,539 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:29,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:29,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-01 16:58:29,539 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:29,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:29,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1569873763, now seen corresponding path program 151 times [2022-03-01 16:58:29,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:29,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187233241] [2022-03-01 16:58:29,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:29,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:29,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:29,795 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:29,795 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187233241] [2022-03-01 16:58:29,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187233241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:29,795 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:29,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:29,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402939343] [2022-03-01 16:58:29,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:29,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:29,795 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:29,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:29,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:29,795 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:31,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:31,251 INFO L93 Difference]: Finished difference Result 4690 states and 9027 transitions. [2022-03-01 16:58:31,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:58:31,251 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:31,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:31,256 INFO L225 Difference]: With dead ends: 4690 [2022-03-01 16:58:31,256 INFO L226 Difference]: Without dead ends: 4690 [2022-03-01 16:58:31,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=545, Invalid=2535, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:58:31,256 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1414 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 2040 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1414 SdHoareTripleChecker+Valid, 2783 SdHoareTripleChecker+Invalid, 2321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:31,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1414 Valid, 2783 Invalid, 2321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2040 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:31,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-03-01 16:58:31,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2811. [2022-03-01 16:58:31,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2801 states have (on average 1.9453766511960013) internal successors, (5449), 2810 states have internal predecessors, (5449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 5449 transitions. [2022-03-01 16:58:31,284 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 5449 transitions. Word has length 135 [2022-03-01 16:58:31,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:31,284 INFO L470 AbstractCegarLoop]: Abstraction has 2811 states and 5449 transitions. [2022-03-01 16:58:31,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 5449 transitions. [2022-03-01 16:58:31,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:31,285 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:31,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:31,285 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-01 16:58:31,285 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:31,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:31,285 INFO L85 PathProgramCache]: Analyzing trace with hash 333993669, now seen corresponding path program 152 times [2022-03-01 16:58:31,285 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:31,285 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425682671] [2022-03-01 16:58:31,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:31,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:31,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:31,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:31,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:31,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425682671] [2022-03-01 16:58:31,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425682671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:31,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:31,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:31,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532581042] [2022-03-01 16:58:31,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:31,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:31,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:31,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:31,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:31,511 INFO L87 Difference]: Start difference. First operand 2811 states and 5449 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:32,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:32,736 INFO L93 Difference]: Finished difference Result 4729 states and 9104 transitions. [2022-03-01 16:58:32,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:58:32,736 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:32,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:32,740 INFO L225 Difference]: With dead ends: 4729 [2022-03-01 16:58:32,740 INFO L226 Difference]: Without dead ends: 4729 [2022-03-01 16:58:32,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=537, Invalid=2543, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:58:32,741 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1291 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 2465 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 3187 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:32,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 3187 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2465 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:32,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4729 states. [2022-03-01 16:58:32,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4729 to 2804. [2022-03-01 16:58:32,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2794 states have (on average 1.9452397995705082) internal successors, (5435), 2803 states have internal predecessors, (5435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:32,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 5435 transitions. [2022-03-01 16:58:32,767 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 5435 transitions. Word has length 135 [2022-03-01 16:58:32,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:32,768 INFO L470 AbstractCegarLoop]: Abstraction has 2804 states and 5435 transitions. [2022-03-01 16:58:32,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:32,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5435 transitions. [2022-03-01 16:58:32,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:32,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:32,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:32,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-01 16:58:32,769 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:32,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:32,769 INFO L85 PathProgramCache]: Analyzing trace with hash 12877657, now seen corresponding path program 153 times [2022-03-01 16:58:32,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:32,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139647980] [2022-03-01 16:58:32,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:32,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:32,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:33,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:33,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:33,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139647980] [2022-03-01 16:58:33,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139647980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:33,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:33,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:33,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [240001136] [2022-03-01 16:58:33,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:33,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:33,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:33,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:33,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:33,019 INFO L87 Difference]: Start difference. First operand 2804 states and 5435 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:34,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:34,429 INFO L93 Difference]: Finished difference Result 4682 states and 9009 transitions. [2022-03-01 16:58:34,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:34,430 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:34,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:34,435 INFO L225 Difference]: With dead ends: 4682 [2022-03-01 16:58:34,435 INFO L226 Difference]: Without dead ends: 4682 [2022-03-01 16:58:34,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=567, Invalid=2513, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:58:34,435 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1309 mSDsluCounter, 2979 mSDsCounter, 0 mSdLazyCounter, 2431 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 2431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:34,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3261 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 2431 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:34,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4682 states. [2022-03-01 16:58:34,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4682 to 2812. [2022-03-01 16:58:34,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-03-01 16:58:34,462 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-03-01 16:58:34,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:34,462 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-03-01 16:58:34,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:34,462 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-03-01 16:58:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:34,463 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:34,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:34,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-01 16:58:34,463 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:34,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:34,463 INFO L85 PathProgramCache]: Analyzing trace with hash 1621728699, now seen corresponding path program 154 times [2022-03-01 16:58:34,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:34,464 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278160606] [2022-03-01 16:58:34,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:34,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:34,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:34,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278160606] [2022-03-01 16:58:34,726 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278160606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:34,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:34,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:34,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893624180] [2022-03-01 16:58:34,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:34,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:34,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:34,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:34,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:34,727 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:36,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:36,197 INFO L93 Difference]: Finished difference Result 4765 states and 9171 transitions. [2022-03-01 16:58:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:58:36,197 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:36,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:36,202 INFO L225 Difference]: With dead ends: 4765 [2022-03-01 16:58:36,203 INFO L226 Difference]: Without dead ends: 4765 [2022-03-01 16:58:36,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=644, Invalid=2896, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:36,203 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1204 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 2423 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 3368 SdHoareTripleChecker+Invalid, 2700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:36,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 3368 Invalid, 2700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2423 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:36,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-03-01 16:58:36,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2814. [2022-03-01 16:58:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 2804 states have (on average 1.945435092724679) internal successors, (5455), 2813 states have internal predecessors, (5455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:36,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 5455 transitions. [2022-03-01 16:58:36,230 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 5455 transitions. Word has length 135 [2022-03-01 16:58:36,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:36,230 INFO L470 AbstractCegarLoop]: Abstraction has 2814 states and 5455 transitions. [2022-03-01 16:58:36,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:36,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 5455 transitions. [2022-03-01 16:58:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:36,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:36,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:36,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-01 16:58:36,231 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:36,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:36,231 INFO L85 PathProgramCache]: Analyzing trace with hash 385848605, now seen corresponding path program 155 times [2022-03-01 16:58:36,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:36,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431217383] [2022-03-01 16:58:36,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:36,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:36,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:36,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:36,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:36,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431217383] [2022-03-01 16:58:36,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431217383] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:36,414 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:36,414 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:36,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223982813] [2022-03-01 16:58:36,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:36,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:36,427 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:36,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:36,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:36,428 INFO L87 Difference]: Start difference. First operand 2814 states and 5455 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:37,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:37,986 INFO L93 Difference]: Finished difference Result 4804 states and 9248 transitions. [2022-03-01 16:58:37,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:58:37,987 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:37,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:37,992 INFO L225 Difference]: With dead ends: 4804 [2022-03-01 16:58:37,992 INFO L226 Difference]: Without dead ends: 4804 [2022-03-01 16:58:37,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 875 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:58:37,992 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1061 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 2781 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:37,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1061 Valid, 3679 Invalid, 3057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2781 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:37,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-01 16:58:38,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 2808. [2022-03-01 16:58:38,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2808 states, 2798 states have (on average 1.9453180843459614) internal successors, (5443), 2807 states have internal predecessors, (5443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:38,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 5443 transitions. [2022-03-01 16:58:38,020 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 5443 transitions. Word has length 135 [2022-03-01 16:58:38,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:38,020 INFO L470 AbstractCegarLoop]: Abstraction has 2808 states and 5443 transitions. [2022-03-01 16:58:38,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:38,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5443 transitions. [2022-03-01 16:58:38,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:38,021 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:38,021 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:38,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-01 16:58:38,021 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:38,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:38,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1679915145, now seen corresponding path program 156 times [2022-03-01 16:58:38,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:38,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797990729] [2022-03-01 16:58:38,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:38,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:38,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:38,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:38,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:38,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797990729] [2022-03-01 16:58:38,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797990729] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:38,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:38,219 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:38,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077115013] [2022-03-01 16:58:38,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:38,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:38,219 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:38,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:38,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:38,220 INFO L87 Difference]: Start difference. First operand 2808 states and 5443 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:39,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:39,452 INFO L93 Difference]: Finished difference Result 4654 states and 8955 transitions. [2022-03-01 16:58:39,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:39,452 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:39,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:39,457 INFO L225 Difference]: With dead ends: 4654 [2022-03-01 16:58:39,457 INFO L226 Difference]: Without dead ends: 4654 [2022-03-01 16:58:39,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=564, Invalid=2628, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:39,484 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1176 mSDsluCounter, 3207 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 3489 SdHoareTripleChecker+Invalid, 2885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:39,484 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 3489 Invalid, 2885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:39,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-01 16:58:39,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2812. [2022-03-01 16:58:39,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:39,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-03-01 16:58:39,510 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-03-01 16:58:39,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:39,510 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-03-01 16:58:39,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:39,510 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-03-01 16:58:39,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:39,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:39,511 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:39,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-01 16:58:39,511 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:39,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:39,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1379172057, now seen corresponding path program 157 times [2022-03-01 16:58:39,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:39,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009116033] [2022-03-01 16:58:39,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:39,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:39,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:39,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:39,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009116033] [2022-03-01 16:58:39,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009116033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:39,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:39,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:39,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526496942] [2022-03-01 16:58:39,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:39,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:39,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:39,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:39,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:39,693 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:40,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:40,882 INFO L93 Difference]: Finished difference Result 4774 states and 9190 transitions. [2022-03-01 16:58:40,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-01 16:58:40,882 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:40,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:40,888 INFO L225 Difference]: With dead ends: 4774 [2022-03-01 16:58:40,888 INFO L226 Difference]: Without dead ends: 4774 [2022-03-01 16:58:40,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 840 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=599, Invalid=2823, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 16:58:40,888 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1349 mSDsluCounter, 2498 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 2793 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:40,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 2793 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:58:40,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4774 states. [2022-03-01 16:58:40,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4774 to 2810. [2022-03-01 16:58:40,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2810 states, 2800 states have (on average 1.9453571428571428) internal successors, (5447), 2809 states have internal predecessors, (5447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:40,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2810 states and 5447 transitions. [2022-03-01 16:58:40,920 INFO L78 Accepts]: Start accepts. Automaton has 2810 states and 5447 transitions. Word has length 135 [2022-03-01 16:58:40,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:40,920 INFO L470 AbstractCegarLoop]: Abstraction has 2810 states and 5447 transitions. [2022-03-01 16:58:40,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:40,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 5447 transitions. [2022-03-01 16:58:40,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:40,921 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:40,921 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:40,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-01 16:58:40,922 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:40,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:40,922 INFO L85 PathProgramCache]: Analyzing trace with hash -714965449, now seen corresponding path program 158 times [2022-03-01 16:58:40,922 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:40,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197256803] [2022-03-01 16:58:40,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:40,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:40,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:41,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:41,113 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:41,113 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197256803] [2022-03-01 16:58:41,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197256803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:41,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:41,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:41,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1690773074] [2022-03-01 16:58:41,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:41,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:41,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:41,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:41,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:41,114 INFO L87 Difference]: Start difference. First operand 2810 states and 5447 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:42,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:42,412 INFO L93 Difference]: Finished difference Result 4794 states and 9234 transitions. [2022-03-01 16:58:42,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:42,413 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:42,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:42,418 INFO L225 Difference]: With dead ends: 4794 [2022-03-01 16:58:42,418 INFO L226 Difference]: Without dead ends: 4794 [2022-03-01 16:58:42,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=552, Invalid=2640, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:42,418 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1218 mSDsluCounter, 3188 mSDsCounter, 0 mSdLazyCounter, 2852 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:42,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1218 Valid, 3497 Invalid, 3147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2852 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:58:42,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4794 states. [2022-03-01 16:58:42,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4794 to 2802. [2022-03-01 16:58:42,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-03-01 16:58:42,447 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-03-01 16:58:42,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:42,447 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-03-01 16:58:42,447 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:42,447 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-03-01 16:58:42,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:42,448 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:42,448 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:42,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-01 16:58:42,448 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:42,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:42,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1655431347, now seen corresponding path program 159 times [2022-03-01 16:58:42,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:42,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646170431] [2022-03-01 16:58:42,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:42,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:42,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:42,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646170431] [2022-03-01 16:58:42,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646170431] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:42,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:42,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:42,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734740919] [2022-03-01 16:58:42,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:42,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:42,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:42,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:42,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:42,643 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:44,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:44,166 INFO L93 Difference]: Finished difference Result 4637 states and 8920 transitions. [2022-03-01 16:58:44,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:44,166 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:44,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:44,171 INFO L225 Difference]: With dead ends: 4637 [2022-03-01 16:58:44,171 INFO L226 Difference]: Without dead ends: 4637 [2022-03-01 16:58:44,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=590, Invalid=2490, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 16:58:44,171 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1393 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3242 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 3242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:44,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 3812 Invalid, 3506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 3242 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:58:44,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4637 states. [2022-03-01 16:58:44,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4637 to 2807. [2022-03-01 16:58:44,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:44,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-03-01 16:58:44,198 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-03-01 16:58:44,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:44,198 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-03-01 16:58:44,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:44,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-03-01 16:58:44,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:44,199 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:44,199 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:44,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-01 16:58:44,199 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:44,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:44,199 INFO L85 PathProgramCache]: Analyzing trace with hash -1030684907, now seen corresponding path program 160 times [2022-03-01 16:58:44,199 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:44,199 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772224371] [2022-03-01 16:58:44,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:44,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:44,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:44,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:44,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:44,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772224371] [2022-03-01 16:58:44,434 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772224371] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:44,434 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:44,434 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:44,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679686984] [2022-03-01 16:58:44,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:44,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:44,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:44,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:44,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:44,435 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:46,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:46,445 INFO L93 Difference]: Finished difference Result 4654 states and 8956 transitions. [2022-03-01 16:58:46,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:46,445 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:46,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:46,450 INFO L225 Difference]: With dead ends: 4654 [2022-03-01 16:58:46,450 INFO L226 Difference]: Without dead ends: 4654 [2022-03-01 16:58:46,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=2682, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:46,451 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1235 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 3481 SdHoareTripleChecker+Invalid, 3204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:46,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 3481 Invalid, 3204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:58:46,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-01 16:58:46,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2809. [2022-03-01 16:58:46,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:46,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-03-01 16:58:46,481 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-03-01 16:58:46,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:46,481 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-03-01 16:58:46,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:46,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-03-01 16:58:46,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:46,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:46,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:46,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-01 16:58:46,482 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:46,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:46,482 INFO L85 PathProgramCache]: Analyzing trace with hash 2028402295, now seen corresponding path program 161 times [2022-03-01 16:58:46,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:46,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831863429] [2022-03-01 16:58:46,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:46,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:46,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:46,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:46,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831863429] [2022-03-01 16:58:46,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831863429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:46,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:46,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:46,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251674051] [2022-03-01 16:58:46,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:46,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:46,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:46,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:46,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:46,778 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:48,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:48,310 INFO L93 Difference]: Finished difference Result 4693 states and 9033 transitions. [2022-03-01 16:58:48,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:48,310 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:48,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:48,315 INFO L225 Difference]: With dead ends: 4693 [2022-03-01 16:58:48,315 INFO L226 Difference]: Without dead ends: 4693 [2022-03-01 16:58:48,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 787 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=618, Invalid=2688, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:58:48,316 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1446 mSDsluCounter, 3337 mSDsCounter, 0 mSdLazyCounter, 3150 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 3698 SdHoareTripleChecker+Invalid, 3475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:48,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 3698 Invalid, 3475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3150 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:58:48,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-03-01 16:58:48,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2802. [2022-03-01 16:58:48,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:48,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-03-01 16:58:48,343 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-03-01 16:58:48,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:48,343 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-03-01 16:58:48,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-03-01 16:58:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:48,344 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:48,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:48,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-01 16:58:48,344 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:48,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:48,345 INFO L85 PathProgramCache]: Analyzing trace with hash 1249823929, now seen corresponding path program 162 times [2022-03-01 16:58:48,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:48,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721116504] [2022-03-01 16:58:48,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:48,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:48,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:48,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:48,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721116504] [2022-03-01 16:58:48,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721116504] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:48,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:48,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:48,617 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028937616] [2022-03-01 16:58:48,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:48,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:48,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:48,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:48,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:48,617 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:49,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:49,977 INFO L93 Difference]: Finished difference Result 4657 states and 8959 transitions. [2022-03-01 16:58:49,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-01 16:58:49,977 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:49,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:49,982 INFO L225 Difference]: With dead ends: 4657 [2022-03-01 16:58:49,982 INFO L226 Difference]: Without dead ends: 4657 [2022-03-01 16:58:49,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 683 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=552, Invalid=2418, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:58:49,983 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1309 mSDsluCounter, 3065 mSDsCounter, 0 mSdLazyCounter, 2596 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3364 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:49,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3364 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2596 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:49,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-03-01 16:58:50,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 2805. [2022-03-01 16:58:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2805 states, 2795 states have (on average 1.9452593917710197) internal successors, (5437), 2804 states have internal predecessors, (5437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:50,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 5437 transitions. [2022-03-01 16:58:50,012 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 5437 transitions. Word has length 135 [2022-03-01 16:58:50,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:50,012 INFO L470 AbstractCegarLoop]: Abstraction has 2805 states and 5437 transitions. [2022-03-01 16:58:50,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:50,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5437 transitions. [2022-03-01 16:58:50,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:50,013 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:50,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:50,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-01 16:58:50,013 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:50,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:50,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1436292325, now seen corresponding path program 163 times [2022-03-01 16:58:50,013 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:50,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676935724] [2022-03-01 16:58:50,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:50,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:50,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:50,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:50,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:50,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676935724] [2022-03-01 16:58:50,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676935724] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:50,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:50,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:50,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47934801] [2022-03-01 16:58:50,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:50,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:50,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:50,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:50,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:50,245 INFO L87 Difference]: Start difference. First operand 2805 states and 5437 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:52,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:52,174 INFO L93 Difference]: Finished difference Result 4674 states and 8995 transitions. [2022-03-01 16:58:52,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:52,175 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:52,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:52,179 INFO L225 Difference]: With dead ends: 4674 [2022-03-01 16:58:52,179 INFO L226 Difference]: Without dead ends: 4674 [2022-03-01 16:58:52,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 759 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=583, Invalid=2609, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:52,179 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1428 mSDsluCounter, 3169 mSDsCounter, 0 mSdLazyCounter, 2877 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3467 SdHoareTripleChecker+Invalid, 3160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:52,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3467 Invalid, 3160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2877 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-01 16:58:52,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-03-01 16:58:52,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 2807. [2022-03-01 16:58:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:52,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-03-01 16:58:52,209 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-03-01 16:58:52,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:52,209 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-03-01 16:58:52,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:52,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-03-01 16:58:52,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:52,210 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:52,210 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:52,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-01 16:58:52,210 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:52,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:52,210 INFO L85 PathProgramCache]: Analyzing trace with hash 1622794877, now seen corresponding path program 164 times [2022-03-01 16:58:52,210 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:52,210 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1648395131] [2022-03-01 16:58:52,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:52,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:52,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:52,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:52,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1648395131] [2022-03-01 16:58:52,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1648395131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:52,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:52,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:52,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644896545] [2022-03-01 16:58:52,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:52,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:52,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:52,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:52,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:52,435 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:53,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:53,906 INFO L93 Difference]: Finished difference Result 4713 states and 9072 transitions. [2022-03-01 16:58:53,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:58:53,906 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:53,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:53,912 INFO L225 Difference]: With dead ends: 4713 [2022-03-01 16:58:53,912 INFO L226 Difference]: Without dead ends: 4713 [2022-03-01 16:58:53,912 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 760 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=576, Invalid=2616, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:53,912 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1074 mSDsluCounter, 3292 mSDsCounter, 0 mSdLazyCounter, 2917 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 3604 SdHoareTripleChecker+Invalid, 3170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:53,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 3604 Invalid, 3170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2917 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:53,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-03-01 16:58:53,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 2800. [2022-03-01 16:58:53,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2800 states, 2790 states have (on average 1.9451612903225806) internal successors, (5427), 2799 states have internal predecessors, (5427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:53,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 5427 transitions. [2022-03-01 16:58:53,941 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 5427 transitions. Word has length 135 [2022-03-01 16:58:53,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:53,941 INFO L470 AbstractCegarLoop]: Abstraction has 2800 states and 5427 transitions. [2022-03-01 16:58:53,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:53,942 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 5427 transitions. [2022-03-01 16:58:53,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:53,942 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:53,942 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:53,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-01 16:58:53,943 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:53,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:53,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1301678865, now seen corresponding path program 165 times [2022-03-01 16:58:53,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:53,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64392289] [2022-03-01 16:58:53,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:53,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:53,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:54,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:54,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:54,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64392289] [2022-03-01 16:58:54,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64392289] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:54,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:54,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:54,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1150649678] [2022-03-01 16:58:54,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:54,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:54,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:54,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:54,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:54,157 INFO L87 Difference]: Start difference. First operand 2800 states and 5427 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:55,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:55,218 INFO L93 Difference]: Finished difference Result 4635 states and 8916 transitions. [2022-03-01 16:58:55,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:58:55,218 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:55,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:55,224 INFO L225 Difference]: With dead ends: 4635 [2022-03-01 16:58:55,224 INFO L226 Difference]: Without dead ends: 4635 [2022-03-01 16:58:55,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=608, Invalid=2584, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:58:55,224 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1398 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:55,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1398 Valid, 2678 Invalid, 2257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:58:55,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4635 states. [2022-03-01 16:58:55,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4635 to 2796. [2022-03-01 16:58:55,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2796 states, 2786 states have (on average 1.9450825556353195) internal successors, (5419), 2795 states have internal predecessors, (5419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 5419 transitions. [2022-03-01 16:58:55,252 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 5419 transitions. Word has length 135 [2022-03-01 16:58:55,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:55,252 INFO L470 AbstractCegarLoop]: Abstraction has 2796 states and 5419 transitions. [2022-03-01 16:58:55,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:55,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5419 transitions. [2022-03-01 16:58:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:55,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:55,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:55,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-01 16:58:55,253 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:55,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:55,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1384437389, now seen corresponding path program 166 times [2022-03-01 16:58:55,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:55,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619000053] [2022-03-01 16:58:55,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:55,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:55,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:55,441 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:55,441 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619000053] [2022-03-01 16:58:55,441 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619000053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:55,441 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:55,441 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:55,441 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527837567] [2022-03-01 16:58:55,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:55,441 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:55,441 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:55,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:55,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:55,442 INFO L87 Difference]: Start difference. First operand 2796 states and 5419 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:56,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:56,885 INFO L93 Difference]: Finished difference Result 4718 states and 9078 transitions. [2022-03-01 16:58:56,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:56,885 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:56,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:56,890 INFO L225 Difference]: With dead ends: 4718 [2022-03-01 16:58:56,890 INFO L226 Difference]: Without dead ends: 4718 [2022-03-01 16:58:56,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=692, Invalid=2968, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:58:56,890 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1138 mSDsluCounter, 3469 mSDsCounter, 0 mSdLazyCounter, 2973 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 3775 SdHoareTripleChecker+Invalid, 3261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 2973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:56,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 3775 Invalid, 3261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 2973 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:56,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4718 states. [2022-03-01 16:58:56,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4718 to 2798. [2022-03-01 16:58:56,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2788 states have (on average 1.9451219512195121) internal successors, (5423), 2797 states have internal predecessors, (5423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:56,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 5423 transitions. [2022-03-01 16:58:56,919 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 5423 transitions. Word has length 135 [2022-03-01 16:58:56,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:56,919 INFO L470 AbstractCegarLoop]: Abstraction has 2798 states and 5423 transitions. [2022-03-01 16:58:56,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:56,919 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5423 transitions. [2022-03-01 16:58:56,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:56,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:56,920 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:56,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-01 16:58:56,920 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:56,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:56,920 INFO L85 PathProgramCache]: Analyzing trace with hash 1674649813, now seen corresponding path program 167 times [2022-03-01 16:58:56,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:56,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432425656] [2022-03-01 16:58:56,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:56,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:57,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:57,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:57,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432425656] [2022-03-01 16:58:57,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432425656] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:57,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:57,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:57,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653060480] [2022-03-01 16:58:57,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:57,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:57,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:57,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:57,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:57,110 INFO L87 Difference]: Start difference. First operand 2798 states and 5423 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:58,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:58:58,632 INFO L93 Difference]: Finished difference Result 4757 states and 9155 transitions. [2022-03-01 16:58:58,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 16:58:58,633 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:58:58,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:58:58,638 INFO L225 Difference]: With dead ends: 4757 [2022-03-01 16:58:58,638 INFO L226 Difference]: Without dead ends: 4757 [2022-03-01 16:58:58,639 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=685, Invalid=2975, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 16:58:58,639 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1591 mSDsluCounter, 2721 mSDsCounter, 0 mSdLazyCounter, 2483 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 2483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:58:58,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 3040 Invalid, 2863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 2483 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:58:58,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4757 states. [2022-03-01 16:58:58,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4757 to 2792. [2022-03-01 16:58:58,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2782 states have (on average 1.945003594536305) internal successors, (5411), 2791 states have internal predecessors, (5411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:58,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5411 transitions. [2022-03-01 16:58:58,667 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5411 transitions. Word has length 135 [2022-03-01 16:58:58,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:58:58,667 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5411 transitions. [2022-03-01 16:58:58,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:58:58,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5411 transitions. [2022-03-01 16:58:58,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:58:58,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:58:58,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:58:58,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-01 16:58:58,668 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:58:58,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:58:58,668 INFO L85 PathProgramCache]: Analyzing trace with hash -391113937, now seen corresponding path program 168 times [2022-03-01 16:58:58,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:58:58,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814755226] [2022-03-01 16:58:58,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:58:58,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:58:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:58:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:58:58,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:58:58,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814755226] [2022-03-01 16:58:58,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814755226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:58:58,921 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:58:58,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:58:58,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133289783] [2022-03-01 16:58:58,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:58:58,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:58:58,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:58:58,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:58:58,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:58:58,922 INFO L87 Difference]: Start difference. First operand 2792 states and 5411 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:00,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:00,598 INFO L93 Difference]: Finished difference Result 4607 states and 8862 transitions. [2022-03-01 16:59:00,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:59:00,598 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:59:00,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:00,603 INFO L225 Difference]: With dead ends: 4607 [2022-03-01 16:59:00,603 INFO L226 Difference]: Without dead ends: 4607 [2022-03-01 16:59:00,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=607, Invalid=2699, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:59:00,604 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1156 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 2905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:00,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 3403 Invalid, 2905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:59:00,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4607 states. [2022-03-01 16:59:00,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4607 to 2790. [2022-03-01 16:59:00,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2790 states, 2780 states have (on average 1.9449640287769785) internal successors, (5407), 2789 states have internal predecessors, (5407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:00,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 5407 transitions. [2022-03-01 16:59:00,630 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 5407 transitions. Word has length 135 [2022-03-01 16:59:00,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:00,631 INFO L470 AbstractCegarLoop]: Abstraction has 2790 states and 5407 transitions. [2022-03-01 16:59:00,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:00,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5407 transitions. [2022-03-01 16:59:00,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:59:00,632 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:00,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:00,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-01 16:59:00,632 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:00,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:00,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1626994031, now seen corresponding path program 169 times [2022-03-01 16:59:00,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:00,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552176786] [2022-03-01 16:59:00,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:00,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:00,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:00,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:00,821 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:00,821 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552176786] [2022-03-01 16:59:00,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552176786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:00,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:00,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:00,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358882636] [2022-03-01 16:59:00,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:00,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:00,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:00,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:00,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:00,821 INFO L87 Difference]: Start difference. First operand 2790 states and 5407 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:02,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:02,432 INFO L93 Difference]: Finished difference Result 4727 states and 9097 transitions. [2022-03-01 16:59:02,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:59:02,432 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:59:02,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:02,437 INFO L225 Difference]: With dead ends: 4727 [2022-03-01 16:59:02,437 INFO L226 Difference]: Without dead ends: 4727 [2022-03-01 16:59:02,438 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=647, Invalid=2893, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:59:02,438 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1294 mSDsluCounter, 3224 mSDsCounter, 0 mSdLazyCounter, 2889 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 3543 SdHoareTripleChecker+Invalid, 3194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 2889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:02,438 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 3543 Invalid, 3194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 2889 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:59:02,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2022-03-01 16:59:02,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 2788. [2022-03-01 16:59:02,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2778 states have (on average 1.9449244060475162) internal successors, (5403), 2787 states have internal predecessors, (5403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:02,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5403 transitions. [2022-03-01 16:59:02,465 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5403 transitions. Word has length 135 [2022-03-01 16:59:02,465 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:02,465 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5403 transitions. [2022-03-01 16:59:02,465 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:02,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5403 transitions. [2022-03-01 16:59:02,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-01 16:59:02,466 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:02,466 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:02,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-01 16:59:02,466 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:02,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:02,466 INFO L85 PathProgramCache]: Analyzing trace with hash 573835759, now seen corresponding path program 170 times [2022-03-01 16:59:02,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:02,467 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357458] [2022-03-01 16:59:02,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:02,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:02,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:02,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:02,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357458] [2022-03-01 16:59:02,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:02,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:02,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:02,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574486566] [2022-03-01 16:59:02,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:02,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:02,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:02,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:02,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:02,717 INFO L87 Difference]: Start difference. First operand 2788 states and 5403 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:04,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:04,657 INFO L93 Difference]: Finished difference Result 4608 states and 8863 transitions. [2022-03-01 16:59:04,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-01 16:59:04,657 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-01 16:59:04,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:04,661 INFO L225 Difference]: With dead ends: 4608 [2022-03-01 16:59:04,661 INFO L226 Difference]: Without dead ends: 4608 [2022-03-01 16:59:04,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=596, Invalid=2710, Unknown=0, NotChecked=0, Total=3306 [2022-03-01 16:59:04,662 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1278 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 3100 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3758 SdHoareTripleChecker+Invalid, 3405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 3100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:04,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3758 Invalid, 3405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 3100 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-01 16:59:04,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4608 states. [2022-03-01 16:59:04,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4608 to 2630. [2022-03-01 16:59:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2630 states, 2621 states have (on average 1.9408622663105686) internal successors, (5087), 2629 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:04,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2630 states and 5087 transitions. [2022-03-01 16:59:04,687 INFO L78 Accepts]: Start accepts. Automaton has 2630 states and 5087 transitions. Word has length 135 [2022-03-01 16:59:04,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:04,687 INFO L470 AbstractCegarLoop]: Abstraction has 2630 states and 5087 transitions. [2022-03-01 16:59:04,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:04,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5087 transitions. [2022-03-01 16:59:04,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:04,688 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:04,688 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:04,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-01 16:59:04,689 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:04,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:04,689 INFO L85 PathProgramCache]: Analyzing trace with hash 318153078, now seen corresponding path program 1 times [2022-03-01 16:59:04,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:04,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120886965] [2022-03-01 16:59:04,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:04,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:04,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:04,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:04,939 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:04,939 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120886965] [2022-03-01 16:59:04,939 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120886965] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:04,939 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:04,939 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:04,939 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546675932] [2022-03-01 16:59:04,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:04,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:04,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:04,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:04,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:04,940 INFO L87 Difference]: Start difference. First operand 2630 states and 5087 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:06,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:06,578 INFO L93 Difference]: Finished difference Result 4279 states and 8279 transitions. [2022-03-01 16:59:06,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-01 16:59:06,578 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:06,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:06,582 INFO L225 Difference]: With dead ends: 4279 [2022-03-01 16:59:06,582 INFO L226 Difference]: Without dead ends: 4279 [2022-03-01 16:59:06,583 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1634 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=688, Invalid=4862, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:59:06,583 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1150 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 2891 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1150 SdHoareTripleChecker+Valid, 4150 SdHoareTripleChecker+Invalid, 3011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:06,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1150 Valid, 4150 Invalid, 3011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2891 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:59:06,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4279 states. [2022-03-01 16:59:06,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4279 to 2822. [2022-03-01 16:59:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2813 states have (on average 1.9448986846782794) internal successors, (5471), 2821 states have internal predecessors, (5471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 5471 transitions. [2022-03-01 16:59:06,610 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 5471 transitions. Word has length 143 [2022-03-01 16:59:06,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:06,610 INFO L470 AbstractCegarLoop]: Abstraction has 2822 states and 5471 transitions. [2022-03-01 16:59:06,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5471 transitions. [2022-03-01 16:59:06,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:06,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:06,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:06,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-01 16:59:06,611 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:06,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:06,611 INFO L85 PathProgramCache]: Analyzing trace with hash -20512470, now seen corresponding path program 2 times [2022-03-01 16:59:06,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:06,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807414538] [2022-03-01 16:59:06,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:06,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:06,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:06,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:06,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807414538] [2022-03-01 16:59:06,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807414538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:06,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:06,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:06,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307579455] [2022-03-01 16:59:06,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:06,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:06,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:06,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:06,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:06,900 INFO L87 Difference]: Start difference. First operand 2822 states and 5471 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:08,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:08,575 INFO L93 Difference]: Finished difference Result 3638 states and 7076 transitions. [2022-03-01 16:59:08,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:59:08,576 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:08,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:08,580 INFO L225 Difference]: With dead ends: 3638 [2022-03-01 16:59:08,580 INFO L226 Difference]: Without dead ends: 3638 [2022-03-01 16:59:08,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=764, Invalid=3526, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:59:08,580 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1389 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 3273 SdHoareTripleChecker+Invalid, 2370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:08,580 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1389 Valid, 3273 Invalid, 2370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:08,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3638 states. [2022-03-01 16:59:08,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3638 to 2872. [2022-03-01 16:59:08,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:08,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-01 16:59:08,605 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-03-01 16:59:08,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:08,605 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-01 16:59:08,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:08,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-01 16:59:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:08,606 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:08,606 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:08,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-01 16:59:08,606 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:08,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:08,607 INFO L85 PathProgramCache]: Analyzing trace with hash 510057022, now seen corresponding path program 3 times [2022-03-01 16:59:08,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:08,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181730401] [2022-03-01 16:59:08,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:08,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:08,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:08,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:08,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181730401] [2022-03-01 16:59:08,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181730401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:08,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:08,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:08,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498824404] [2022-03-01 16:59:08,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:08,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:08,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:08,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:08,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:08,883 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:10,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:10,794 INFO L93 Difference]: Finished difference Result 3678 states and 7154 transitions. [2022-03-01 16:59:10,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:59:10,794 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:10,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:10,798 INFO L225 Difference]: With dead ends: 3678 [2022-03-01 16:59:10,798 INFO L226 Difference]: Without dead ends: 3678 [2022-03-01 16:59:10,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=844, Invalid=3986, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:59:10,799 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1534 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 2664 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 3666 SdHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 2664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:10,799 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 3666 Invalid, 2827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 2664 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:59:10,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2022-03-01 16:59:10,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 2874. [2022-03-01 16:59:10,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2865 states have (on average 1.9458987783595114) internal successors, (5575), 2873 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:10,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-03-01 16:59:10,823 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 143 [2022-03-01 16:59:10,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:10,823 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-03-01 16:59:10,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:10,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-03-01 16:59:10,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:10,824 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:10,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:10,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-01 16:59:10,824 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:10,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:10,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1492023274, now seen corresponding path program 4 times [2022-03-01 16:59:10,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:10,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820035051] [2022-03-01 16:59:10,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:10,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:11,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:11,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:11,069 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820035051] [2022-03-01 16:59:11,069 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820035051] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:11,069 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:11,069 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:11,069 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253621627] [2022-03-01 16:59:11,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:11,069 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:11,069 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:11,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:11,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:11,069 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:12,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:12,804 INFO L93 Difference]: Finished difference Result 3743 states and 7280 transitions. [2022-03-01 16:59:12,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:12,805 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:12,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:12,808 INFO L225 Difference]: With dead ends: 3743 [2022-03-01 16:59:12,808 INFO L226 Difference]: Without dead ends: 3743 [2022-03-01 16:59:12,809 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1448 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=869, Invalid=4243, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:12,809 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1412 mSDsluCounter, 3112 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:12,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 3399 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:12,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3743 states. [2022-03-01 16:59:12,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3743 to 2876. [2022-03-01 16:59:12,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9459365190094176) internal successors, (5579), 2875 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5579 transitions. [2022-03-01 16:59:12,832 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5579 transitions. Word has length 143 [2022-03-01 16:59:12,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:12,832 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5579 transitions. [2022-03-01 16:59:12,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:12,833 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5579 transitions. [2022-03-01 16:59:12,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:12,834 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:12,834 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:12,834 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-01 16:59:12,834 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:12,834 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:12,834 INFO L85 PathProgramCache]: Analyzing trace with hash -826752130, now seen corresponding path program 5 times [2022-03-01 16:59:12,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:12,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431828940] [2022-03-01 16:59:12,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:12,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:12,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:13,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:13,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:13,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431828940] [2022-03-01 16:59:13,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431828940] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:13,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:13,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:13,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782948420] [2022-03-01 16:59:13,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:13,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:13,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:13,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:13,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:13,073 INFO L87 Difference]: Start difference. First operand 2876 states and 5579 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:14,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:14,519 INFO L93 Difference]: Finished difference Result 3796 states and 7383 transitions. [2022-03-01 16:59:14,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:59:14,519 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:14,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:14,523 INFO L225 Difference]: With dead ends: 3796 [2022-03-01 16:59:14,523 INFO L226 Difference]: Without dead ends: 3796 [2022-03-01 16:59:14,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1548 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:59:14,524 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1428 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:14,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3323 Invalid, 2399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:59:14,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3796 states. [2022-03-01 16:59:14,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3796 to 2878. [2022-03-01 16:59:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-01 16:59:14,549 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-01 16:59:14,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:14,550 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-01 16:59:14,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-01 16:59:14,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:14,566 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:14,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:14,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-01 16:59:14,566 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:14,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:14,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1564292210, now seen corresponding path program 6 times [2022-03-01 16:59:14,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:14,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567519566] [2022-03-01 16:59:14,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:14,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:14,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:14,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:14,915 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567519566] [2022-03-01 16:59:14,915 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567519566] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:14,915 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:14,915 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:14,915 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848921410] [2022-03-01 16:59:14,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:14,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:14,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:14,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:14,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:14,916 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:16,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:16,384 INFO L93 Difference]: Finished difference Result 3189 states and 6158 transitions. [2022-03-01 16:59:16,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-01 16:59:16,384 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:16,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:16,387 INFO L225 Difference]: With dead ends: 3189 [2022-03-01 16:59:16,387 INFO L226 Difference]: Without dead ends: 3189 [2022-03-01 16:59:16,388 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1183 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2022-03-01 16:59:16,388 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1242 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 3067 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:16,388 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 3067 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:16,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2022-03-01 16:59:16,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 2878. [2022-03-01 16:59:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:16,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-01 16:59:16,412 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-01 16:59:16,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:16,412 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-01 16:59:16,412 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:16,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-01 16:59:16,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:16,413 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:16,413 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:16,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-01 16:59:16,413 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:16,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:16,414 INFO L85 PathProgramCache]: Analyzing trace with hash -873875990, now seen corresponding path program 7 times [2022-03-01 16:59:16,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:16,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277650635] [2022-03-01 16:59:16,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:16,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:16,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:16,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:16,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277650635] [2022-03-01 16:59:16,701 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277650635] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:16,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:16,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:16,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202784496] [2022-03-01 16:59:16,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:16,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:16,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:16,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:16,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:16,722 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:18,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:18,008 INFO L93 Difference]: Finished difference Result 3221 states and 6221 transitions. [2022-03-01 16:59:18,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:59:18,009 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:18,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:18,012 INFO L225 Difference]: With dead ends: 3221 [2022-03-01 16:59:18,012 INFO L226 Difference]: Without dead ends: 3221 [2022-03-01 16:59:18,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=933, Invalid=3897, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:59:18,013 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1353 mSDsluCounter, 2769 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1353 SdHoareTripleChecker+Valid, 3078 SdHoareTripleChecker+Invalid, 2212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:18,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1353 Valid, 3078 Invalid, 2212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:59:18,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3221 states. [2022-03-01 16:59:18,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3221 to 2884. [2022-03-01 16:59:18,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:18,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-03-01 16:59:18,036 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-03-01 16:59:18,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:18,036 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-03-01 16:59:18,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:18,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-03-01 16:59:18,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:18,037 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:18,037 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:18,037 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-01 16:59:18,037 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:18,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:18,038 INFO L85 PathProgramCache]: Analyzing trace with hash -343306498, now seen corresponding path program 8 times [2022-03-01 16:59:18,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:18,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823632690] [2022-03-01 16:59:18,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:18,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:18,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:18,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:18,302 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:18,302 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823632690] [2022-03-01 16:59:18,302 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823632690] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:18,302 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:18,302 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:18,302 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395139846] [2022-03-01 16:59:18,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:18,302 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:18,302 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:18,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:18,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:18,303 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:20,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:20,019 INFO L93 Difference]: Finished difference Result 3229 states and 6236 transitions. [2022-03-01 16:59:20,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:20,019 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:20,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:20,022 INFO L225 Difference]: With dead ends: 3229 [2022-03-01 16:59:20,023 INFO L226 Difference]: Without dead ends: 3229 [2022-03-01 16:59:20,023 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:20,023 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1253 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 2540 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 3720 SdHoareTripleChecker+Invalid, 2717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 2540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:20,023 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 3720 Invalid, 2717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 2540 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:20,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3229 states. [2022-03-01 16:59:20,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3229 to 2878. [2022-03-01 16:59:20,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-01 16:59:20,047 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-01 16:59:20,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:20,047 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-01 16:59:20,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-01 16:59:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:20,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:20,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:20,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-01 16:59:20,048 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:20,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:20,049 INFO L85 PathProgramCache]: Analyzing trace with hash 1100788686, now seen corresponding path program 9 times [2022-03-01 16:59:20,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:20,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799393097] [2022-03-01 16:59:20,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:20,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:20,332 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:20,332 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799393097] [2022-03-01 16:59:20,332 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799393097] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:20,332 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:20,332 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:20,332 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827115378] [2022-03-01 16:59:20,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:20,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:20,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:20,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:20,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:20,333 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:22,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:22,163 INFO L93 Difference]: Finished difference Result 3222 states and 6224 transitions. [2022-03-01 16:59:22,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:59:22,163 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:22,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:22,166 INFO L225 Difference]: With dead ends: 3222 [2022-03-01 16:59:22,166 INFO L226 Difference]: Without dead ends: 3222 [2022-03-01 16:59:22,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=866, Invalid=3690, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:59:22,167 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1328 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2188 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 3156 SdHoareTripleChecker+Invalid, 2389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 2188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:22,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 3156 Invalid, 2389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 2188 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:22,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3222 states. [2022-03-01 16:59:22,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3222 to 2890. [2022-03-01 16:59:22,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2881 states have (on average 1.9461992363762581) internal successors, (5607), 2889 states have internal predecessors, (5607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:22,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 5607 transitions. [2022-03-01 16:59:22,191 INFO L78 Accepts]: Start accepts. Automaton has 2890 states and 5607 transitions. Word has length 143 [2022-03-01 16:59:22,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:22,191 INFO L470 AbstractCegarLoop]: Abstraction has 2890 states and 5607 transitions. [2022-03-01 16:59:22,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:22,191 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 5607 transitions. [2022-03-01 16:59:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:22,193 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:22,193 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:22,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-01 16:59:22,193 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:22,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:22,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1631358178, now seen corresponding path program 10 times [2022-03-01 16:59:22,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:22,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163011622] [2022-03-01 16:59:22,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:22,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:22,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:22,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:22,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:22,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163011622] [2022-03-01 16:59:22,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163011622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:22,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:22,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:22,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307140877] [2022-03-01 16:59:22,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:22,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:22,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:22,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:22,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:22,580 INFO L87 Difference]: Start difference. First operand 2890 states and 5607 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:23,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:23,996 INFO L93 Difference]: Finished difference Result 3256 states and 6290 transitions. [2022-03-01 16:59:23,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:23,996 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:23,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:23,999 INFO L225 Difference]: With dead ends: 3256 [2022-03-01 16:59:23,999 INFO L226 Difference]: Without dead ends: 3256 [2022-03-01 16:59:23,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=968, Invalid=4144, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:24,000 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1119 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 3276 SdHoareTripleChecker+Invalid, 2374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:24,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 3276 Invalid, 2374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:59:24,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3256 states. [2022-03-01 16:59:24,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3256 to 2884. [2022-03-01 16:59:24,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:24,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-03-01 16:59:24,021 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-03-01 16:59:24,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:24,021 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-03-01 16:59:24,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:24,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-03-01 16:59:24,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:24,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:24,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:24,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-03-01 16:59:24,023 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:24,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:24,023 INFO L85 PathProgramCache]: Analyzing trace with hash -1681642866, now seen corresponding path program 11 times [2022-03-01 16:59:24,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:24,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486176244] [2022-03-01 16:59:24,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:24,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:24,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:24,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486176244] [2022-03-01 16:59:24,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486176244] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:24,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:24,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:24,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070622340] [2022-03-01 16:59:24,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:24,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:24,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:24,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:24,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:24,353 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:25,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:25,709 INFO L93 Difference]: Finished difference Result 3269 states and 6314 transitions. [2022-03-01 16:59:25,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:25,709 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:25,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:25,713 INFO L225 Difference]: With dead ends: 3269 [2022-03-01 16:59:25,713 INFO L226 Difference]: Without dead ends: 3269 [2022-03-01 16:59:25,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1426 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:25,713 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1342 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 3213 SdHoareTripleChecker+Invalid, 2429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:25,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 3213 Invalid, 2429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:59:25,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3269 states. [2022-03-01 16:59:25,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3269 to 2878. [2022-03-01 16:59:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-01 16:59:25,736 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-01 16:59:25,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:25,736 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-01 16:59:25,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:25,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-01 16:59:25,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:25,737 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:25,737 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:25,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-03-01 16:59:25,737 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:25,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:25,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1205890474, now seen corresponding path program 12 times [2022-03-01 16:59:25,738 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:25,738 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683566246] [2022-03-01 16:59:25,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:25,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:25,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:26,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:26,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683566246] [2022-03-01 16:59:26,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683566246] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:26,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:26,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:26,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863722671] [2022-03-01 16:59:26,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:26,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:26,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:26,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:26,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:26,091 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:27,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:27,325 INFO L93 Difference]: Finished difference Result 3212 states and 6204 transitions. [2022-03-01 16:59:27,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-01 16:59:27,325 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:27,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:27,328 INFO L225 Difference]: With dead ends: 3212 [2022-03-01 16:59:27,328 INFO L226 Difference]: Without dead ends: 3212 [2022-03-01 16:59:27,329 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-03-01 16:59:27,329 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1213 mSDsluCounter, 2854 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 3120 SdHoareTripleChecker+Invalid, 2331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:27,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1213 Valid, 3120 Invalid, 2331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:59:27,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3212 states. [2022-03-01 16:59:27,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3212 to 2872. [2022-03-01 16:59:27,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:27,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-01 16:59:27,352 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-03-01 16:59:27,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:27,353 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-01 16:59:27,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:27,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-01 16:59:27,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:27,354 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:27,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:27,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-03-01 16:59:27,354 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:27,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:27,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1736459966, now seen corresponding path program 13 times [2022-03-01 16:59:27,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:27,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873543210] [2022-03-01 16:59:27,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:27,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:27,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:27,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:27,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873543210] [2022-03-01 16:59:27,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873543210] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:27,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:27,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:27,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308524237] [2022-03-01 16:59:27,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:27,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:27,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:27,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:27,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:27,604 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:29,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:29,190 INFO L93 Difference]: Finished difference Result 3246 states and 6270 transitions. [2022-03-01 16:59:29,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-01 16:59:29,190 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:29,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:29,193 INFO L225 Difference]: With dead ends: 3246 [2022-03-01 16:59:29,193 INFO L226 Difference]: Without dead ends: 3246 [2022-03-01 16:59:29,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=892, Invalid=3938, Unknown=0, NotChecked=0, Total=4830 [2022-03-01 16:59:29,194 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1198 mSDsluCounter, 2664 mSDsCounter, 0 mSdLazyCounter, 1999 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1198 SdHoareTripleChecker+Valid, 2938 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:29,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1198 Valid, 2938 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1999 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:29,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3246 states. [2022-03-01 16:59:29,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3246 to 2866. [2022-03-01 16:59:29,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2857 states have (on average 1.9457472873643682) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:29,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-01 16:59:29,218 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 143 [2022-03-01 16:59:29,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:29,218 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-01 16:59:29,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-01 16:59:29,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:29,219 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:29,219 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:29,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-03-01 16:59:29,219 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:29,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:29,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1576541078, now seen corresponding path program 14 times [2022-03-01 16:59:29,220 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:29,220 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705576246] [2022-03-01 16:59:29,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:29,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:29,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:29,519 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:29,519 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705576246] [2022-03-01 16:59:29,519 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705576246] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:29,519 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:29,519 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:29,519 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366162871] [2022-03-01 16:59:29,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:29,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:29,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:29,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:29,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:29,520 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:31,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:31,379 INFO L93 Difference]: Finished difference Result 3277 states and 6330 transitions. [2022-03-01 16:59:31,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:31,379 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:31,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:31,382 INFO L225 Difference]: With dead ends: 3277 [2022-03-01 16:59:31,382 INFO L226 Difference]: Without dead ends: 3277 [2022-03-01 16:59:31,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1433 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=926, Invalid=4186, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:31,383 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1332 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 1945 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 2852 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:31,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 2852 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1945 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:31,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3277 states. [2022-03-01 16:59:31,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3277 to 2860. [2022-03-01 16:59:31,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2851 states have (on average 1.9456331111890566) internal successors, (5547), 2859 states have internal predecessors, (5547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:31,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-03-01 16:59:31,405 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 143 [2022-03-01 16:59:31,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:31,405 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-03-01 16:59:31,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:31,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-03-01 16:59:31,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:31,407 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:31,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:31,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-03-01 16:59:31,407 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:31,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:31,407 INFO L85 PathProgramCache]: Analyzing trace with hash 399650814, now seen corresponding path program 15 times [2022-03-01 16:59:31,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:31,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [713459950] [2022-03-01 16:59:31,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:31,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:31,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:31,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:31,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:31,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [713459950] [2022-03-01 16:59:31,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [713459950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:31,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:31,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:31,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021377678] [2022-03-01 16:59:31,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:31,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:31,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:31,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:31,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:31,709 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:33,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:33,354 INFO L93 Difference]: Finished difference Result 3285 states and 6344 transitions. [2022-03-01 16:59:33,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:33,354 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:33,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:33,358 INFO L225 Difference]: With dead ends: 3285 [2022-03-01 16:59:33,358 INFO L226 Difference]: Without dead ends: 3285 [2022-03-01 16:59:33,358 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1424 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:33,358 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1340 mSDsluCounter, 2852 mSDsCounter, 0 mSdLazyCounter, 2179 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 2398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:33,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1340 Valid, 3143 Invalid, 2398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2179 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:33,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3285 states. [2022-03-01 16:59:33,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3285 to 2854. [2022-03-01 16:59:33,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2854 states, 2845 states have (on average 1.945518453427065) internal successors, (5535), 2853 states have internal predecessors, (5535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:33,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2854 states and 5535 transitions. [2022-03-01 16:59:33,381 INFO L78 Accepts]: Start accepts. Automaton has 2854 states and 5535 transitions. Word has length 143 [2022-03-01 16:59:33,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:33,382 INFO L470 AbstractCegarLoop]: Abstraction has 2854 states and 5535 transitions. [2022-03-01 16:59:33,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:33,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 5535 transitions. [2022-03-01 16:59:33,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:33,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:33,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:33,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-03-01 16:59:33,383 INFO L402 AbstractCegarLoop]: === Iteration 332 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:33,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:33,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1758099058, now seen corresponding path program 16 times [2022-03-01 16:59:33,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:33,383 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392269942] [2022-03-01 16:59:33,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:33,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:33,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:33,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:33,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392269942] [2022-03-01 16:59:33,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392269942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:33,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:33,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:33,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461120823] [2022-03-01 16:59:33,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:33,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:33,665 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:33,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:33,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:33,665 INFO L87 Difference]: Start difference. First operand 2854 states and 5535 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:35,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:35,111 INFO L93 Difference]: Finished difference Result 4562 states and 8851 transitions. [2022-03-01 16:59:35,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 16:59:35,111 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:35,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:35,116 INFO L225 Difference]: With dead ends: 4562 [2022-03-01 16:59:35,116 INFO L226 Difference]: Without dead ends: 4562 [2022-03-01 16:59:35,117 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1611 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-03-01 16:59:35,117 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1963 mSDsluCounter, 3170 mSDsCounter, 0 mSdLazyCounter, 2215 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:35,117 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1963 Valid, 3484 Invalid, 2435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2215 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 16:59:35,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-01 16:59:35,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 2838. [2022-03-01 16:59:35,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2838 states, 2829 states have (on average 1.945210321668434) internal successors, (5503), 2837 states have internal predecessors, (5503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:35,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2838 states and 5503 transitions. [2022-03-01 16:59:35,144 INFO L78 Accepts]: Start accepts. Automaton has 2838 states and 5503 transitions. Word has length 143 [2022-03-01 16:59:35,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:35,145 INFO L470 AbstractCegarLoop]: Abstraction has 2838 states and 5503 transitions. [2022-03-01 16:59:35,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:35,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 5503 transitions. [2022-03-01 16:59:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:35,146 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:35,146 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:35,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-03-01 16:59:35,146 INFO L402 AbstractCegarLoop]: === Iteration 333 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:35,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:35,146 INFO L85 PathProgramCache]: Analyzing trace with hash -1795380884, now seen corresponding path program 17 times [2022-03-01 16:59:35,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:35,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035864186] [2022-03-01 16:59:35,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:35,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:35,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:35,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:35,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:35,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035864186] [2022-03-01 16:59:35,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035864186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:35,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:35,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:35,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358407991] [2022-03-01 16:59:35,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:35,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:35,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:35,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:35,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:35,423 INFO L87 Difference]: Start difference. First operand 2838 states and 5503 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:36,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:36,708 INFO L93 Difference]: Finished difference Result 4622 states and 8970 transitions. [2022-03-01 16:59:36,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 16:59:36,708 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:36,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:36,713 INFO L225 Difference]: With dead ends: 4622 [2022-03-01 16:59:36,713 INFO L226 Difference]: Without dead ends: 4622 [2022-03-01 16:59:36,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=488, Invalid=2704, Unknown=0, NotChecked=0, Total=3192 [2022-03-01 16:59:36,714 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1130 mSDsluCounter, 2663 mSDsCounter, 0 mSdLazyCounter, 1939 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1130 SdHoareTripleChecker+Valid, 2961 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:36,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1130 Valid, 2961 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1939 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:36,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-01 16:59:36,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 2984. [2022-03-01 16:59:36,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2975 states have (on average 1.9478991596638655) internal successors, (5795), 2983 states have internal predecessors, (5795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:36,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 5795 transitions. [2022-03-01 16:59:36,744 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 5795 transitions. Word has length 143 [2022-03-01 16:59:36,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:36,744 INFO L470 AbstractCegarLoop]: Abstraction has 2984 states and 5795 transitions. [2022-03-01 16:59:36,744 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:36,744 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5795 transitions. [2022-03-01 16:59:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:36,746 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:36,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:36,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-03-01 16:59:36,746 INFO L402 AbstractCegarLoop]: === Iteration 334 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:36,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:36,746 INFO L85 PathProgramCache]: Analyzing trace with hash -1748013194, now seen corresponding path program 18 times [2022-03-01 16:59:36,746 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:36,746 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4963317] [2022-03-01 16:59:36,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:36,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:37,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:37,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:37,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4963317] [2022-03-01 16:59:37,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [4963317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:37,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:37,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:37,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [26281213] [2022-03-01 16:59:37,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:37,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:37,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:37,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:37,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:37,010 INFO L87 Difference]: Start difference. First operand 2984 states and 5795 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:38,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:38,043 INFO L93 Difference]: Finished difference Result 4588 states and 8903 transitions. [2022-03-01 16:59:38,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 16:59:38,043 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:38,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:38,048 INFO L225 Difference]: With dead ends: 4588 [2022-03-01 16:59:38,048 INFO L226 Difference]: Without dead ends: 4588 [2022-03-01 16:59:38,048 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=453, Invalid=2517, Unknown=0, NotChecked=0, Total=2970 [2022-03-01 16:59:38,048 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1061 mSDsluCounter, 2955 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 3253 SdHoareTripleChecker+Invalid, 2335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:38,048 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1061 Valid, 3253 Invalid, 2335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 16:59:38,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4588 states. [2022-03-01 16:59:38,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4588 to 2912. [2022-03-01 16:59:38,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2912 states, 2903 states have (on average 1.9466069583189805) internal successors, (5651), 2911 states have internal predecessors, (5651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:38,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2912 states and 5651 transitions. [2022-03-01 16:59:38,077 INFO L78 Accepts]: Start accepts. Automaton has 2912 states and 5651 transitions. Word has length 143 [2022-03-01 16:59:38,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:38,077 INFO L470 AbstractCegarLoop]: Abstraction has 2912 states and 5651 transitions. [2022-03-01 16:59:38,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:38,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 5651 transitions. [2022-03-01 16:59:38,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:38,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:38,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:38,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2022-03-01 16:59:38,079 INFO L402 AbstractCegarLoop]: === Iteration 335 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:38,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:38,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1058752688, now seen corresponding path program 19 times [2022-03-01 16:59:38,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:38,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483712403] [2022-03-01 16:59:38,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:38,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:38,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:38,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483712403] [2022-03-01 16:59:38,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483712403] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:38,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:38,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:38,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651665219] [2022-03-01 16:59:38,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:38,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:38,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:38,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:38,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:38,429 INFO L87 Difference]: Start difference. First operand 2912 states and 5651 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:40,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:40,276 INFO L93 Difference]: Finished difference Result 4383 states and 8521 transitions. [2022-03-01 16:59:40,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:59:40,276 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:40,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:40,281 INFO L225 Difference]: With dead ends: 4383 [2022-03-01 16:59:40,281 INFO L226 Difference]: Without dead ends: 4383 [2022-03-01 16:59:40,282 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=743, Invalid=3813, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:59:40,282 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1528 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2367 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 3513 SdHoareTripleChecker+Invalid, 2508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:40,282 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1528 Valid, 3513 Invalid, 2508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2367 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:59:40,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4383 states. [2022-03-01 16:59:40,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4383 to 2930. [2022-03-01 16:59:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2930 states, 2921 states have (on average 1.9469359808284834) internal successors, (5687), 2929 states have internal predecessors, (5687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:40,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2930 states and 5687 transitions. [2022-03-01 16:59:40,310 INFO L78 Accepts]: Start accepts. Automaton has 2930 states and 5687 transitions. Word has length 143 [2022-03-01 16:59:40,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:40,310 INFO L470 AbstractCegarLoop]: Abstraction has 2930 states and 5687 transitions. [2022-03-01 16:59:40,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 5687 transitions. [2022-03-01 16:59:40,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:40,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:40,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:40,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2022-03-01 16:59:40,312 INFO L402 AbstractCegarLoop]: === Iteration 336 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:40,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:40,312 INFO L85 PathProgramCache]: Analyzing trace with hash -528183196, now seen corresponding path program 20 times [2022-03-01 16:59:40,312 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:40,312 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127891316] [2022-03-01 16:59:40,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:40,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:40,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:40,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:40,686 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:40,686 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127891316] [2022-03-01 16:59:40,686 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127891316] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:40,686 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:40,686 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:40,686 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010049290] [2022-03-01 16:59:40,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:40,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:40,686 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:40,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:40,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:40,686 INFO L87 Difference]: Start difference. First operand 2930 states and 5687 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:42,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:42,568 INFO L93 Difference]: Finished difference Result 4415 states and 8583 transitions. [2022-03-01 16:59:42,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:42,568 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:42,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:42,573 INFO L225 Difference]: With dead ends: 4415 [2022-03-01 16:59:42,573 INFO L226 Difference]: Without dead ends: 4415 [2022-03-01 16:59:42,573 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1446 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=813, Invalid=4299, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:42,574 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1535 mSDsluCounter, 3554 mSDsCounter, 0 mSdLazyCounter, 2723 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1535 SdHoareTripleChecker+Valid, 3867 SdHoareTripleChecker+Invalid, 2862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:42,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1535 Valid, 3867 Invalid, 2862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2723 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:59:42,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4415 states. [2022-03-01 16:59:42,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4415 to 2924. [2022-03-01 16:59:42,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2915 states have (on average 1.946826758147513) internal successors, (5675), 2923 states have internal predecessors, (5675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:42,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 5675 transitions. [2022-03-01 16:59:42,601 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 5675 transitions. Word has length 143 [2022-03-01 16:59:42,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:42,601 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 5675 transitions. [2022-03-01 16:59:42,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:42,601 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5675 transitions. [2022-03-01 16:59:42,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:42,602 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:42,602 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:42,602 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2022-03-01 16:59:42,602 INFO L402 AbstractCegarLoop]: === Iteration 337 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:42,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:42,602 INFO L85 PathProgramCache]: Analyzing trace with hash 453783056, now seen corresponding path program 21 times [2022-03-01 16:59:42,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:42,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067784750] [2022-03-01 16:59:42,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:42,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:42,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:42,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:42,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:42,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067784750] [2022-03-01 16:59:42,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1067784750] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:42,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:42,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:42,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160354020] [2022-03-01 16:59:42,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:42,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:42,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:42,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:42,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:42,906 INFO L87 Difference]: Start difference. First operand 2924 states and 5675 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:44,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:44,380 INFO L93 Difference]: Finished difference Result 4475 states and 8699 transitions. [2022-03-01 16:59:44,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:59:44,380 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:44,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:44,385 INFO L225 Difference]: With dead ends: 4475 [2022-03-01 16:59:44,385 INFO L226 Difference]: Without dead ends: 4475 [2022-03-01 16:59:44,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=829, Invalid=4573, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:59:44,386 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1392 mSDsluCounter, 3445 mSDsCounter, 0 mSdLazyCounter, 2583 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 3763 SdHoareTripleChecker+Invalid, 2743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 2583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:44,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 3763 Invalid, 2743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 2583 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:44,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4475 states. [2022-03-01 16:59:44,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4475 to 2918. [2022-03-01 16:59:44,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2909 states have (on average 1.9467170849089035) internal successors, (5663), 2917 states have internal predecessors, (5663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 5663 transitions. [2022-03-01 16:59:44,414 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 5663 transitions. Word has length 143 [2022-03-01 16:59:44,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:44,414 INFO L470 AbstractCegarLoop]: Abstraction has 2918 states and 5663 transitions. [2022-03-01 16:59:44,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:44,414 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5663 transitions. [2022-03-01 16:59:44,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:44,415 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:44,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:44,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2022-03-01 16:59:44,415 INFO L402 AbstractCegarLoop]: === Iteration 338 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:44,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:44,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1864992348, now seen corresponding path program 22 times [2022-03-01 16:59:44,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:44,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287513709] [2022-03-01 16:59:44,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:44,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:44,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:44,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:44,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287513709] [2022-03-01 16:59:44,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287513709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:44,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:44,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:44,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312893968] [2022-03-01 16:59:44,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:44,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:44,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:44,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:44,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:44,639 INFO L87 Difference]: Start difference. First operand 2918 states and 5663 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:46,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:46,190 INFO L93 Difference]: Finished difference Result 4443 states and 8637 transitions. [2022-03-01 16:59:46,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 16:59:46,191 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:46,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:46,195 INFO L225 Difference]: With dead ends: 4443 [2022-03-01 16:59:46,195 INFO L226 Difference]: Without dead ends: 4443 [2022-03-01 16:59:46,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1657 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-03-01 16:59:46,196 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1275 mSDsluCounter, 3765 mSDsCounter, 0 mSdLazyCounter, 2760 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 4091 SdHoareTripleChecker+Invalid, 2916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 2760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:46,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1275 Valid, 4091 Invalid, 2916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 2760 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:46,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-03-01 16:59:46,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 2864. [2022-03-01 16:59:46,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2855 states have (on average 1.9457092819614712) internal successors, (5555), 2863 states have internal predecessors, (5555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:46,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5555 transitions. [2022-03-01 16:59:46,221 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5555 transitions. Word has length 143 [2022-03-01 16:59:46,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:46,221 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5555 transitions. [2022-03-01 16:59:46,221 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:46,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5555 transitions. [2022-03-01 16:59:46,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:46,223 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:46,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:46,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2022-03-01 16:59:46,223 INFO L402 AbstractCegarLoop]: === Iteration 339 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:46,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:46,223 INFO L85 PathProgramCache]: Analyzing trace with hash 2038299692, now seen corresponding path program 23 times [2022-03-01 16:59:46,223 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:46,223 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1278302971] [2022-03-01 16:59:46,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:46,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:46,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:46,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:46,396 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:46,396 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1278302971] [2022-03-01 16:59:46,396 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1278302971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:46,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:46,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:46,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926602236] [2022-03-01 16:59:46,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:46,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:46,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:46,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:46,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:46,396 INFO L87 Difference]: Start difference. First operand 2864 states and 5555 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:47,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:47,850 INFO L93 Difference]: Finished difference Result 6144 states and 11967 transitions. [2022-03-01 16:59:47,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:47,850 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:47,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:47,856 INFO L225 Difference]: With dead ends: 6144 [2022-03-01 16:59:47,856 INFO L226 Difference]: Without dead ends: 6144 [2022-03-01 16:59:47,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1149 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=650, Invalid=3510, Unknown=0, NotChecked=0, Total=4160 [2022-03-01 16:59:47,856 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1224 mSDsluCounter, 3994 mSDsCounter, 0 mSdLazyCounter, 3644 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1224 SdHoareTripleChecker+Valid, 4335 SdHoareTripleChecker+Invalid, 3734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 3644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:47,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1224 Valid, 4335 Invalid, 3734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 3644 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 16:59:47,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6144 states. [2022-03-01 16:59:47,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6144 to 3032. [2022-03-01 16:59:47,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 3023 states have (on average 1.9487264306979821) internal successors, (5891), 3031 states have internal predecessors, (5891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:47,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 5891 transitions. [2022-03-01 16:59:47,888 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 5891 transitions. Word has length 143 [2022-03-01 16:59:47,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:47,889 INFO L470 AbstractCegarLoop]: Abstraction has 3032 states and 5891 transitions. [2022-03-01 16:59:47,889 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 5891 transitions. [2022-03-01 16:59:47,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:47,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:47,890 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:47,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2022-03-01 16:59:47,890 INFO L402 AbstractCegarLoop]: === Iteration 340 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:47,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:47,891 INFO L85 PathProgramCache]: Analyzing trace with hash 2085667382, now seen corresponding path program 24 times [2022-03-01 16:59:47,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:47,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216693407] [2022-03-01 16:59:47,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:47,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:47,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:48,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:48,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:48,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216693407] [2022-03-01 16:59:48,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216693407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:48,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:48,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:48,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832775728] [2022-03-01 16:59:48,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:48,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:48,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:48,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:48,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:48,101 INFO L87 Difference]: Start difference. First operand 3032 states and 5891 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:49,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:49,275 INFO L93 Difference]: Finished difference Result 5941 states and 11562 transitions. [2022-03-01 16:59:49,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 16:59:49,276 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:49,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:49,282 INFO L225 Difference]: With dead ends: 5941 [2022-03-01 16:59:49,282 INFO L226 Difference]: Without dead ends: 5941 [2022-03-01 16:59:49,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 648 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=437, Invalid=2215, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 16:59:49,283 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1254 mSDsluCounter, 3206 mSDsCounter, 0 mSdLazyCounter, 2828 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1254 SdHoareTripleChecker+Valid, 3496 SdHoareTripleChecker+Invalid, 2910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 2828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:49,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1254 Valid, 3496 Invalid, 2910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 2828 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:49,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5941 states. [2022-03-01 16:59:49,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5941 to 2954. [2022-03-01 16:59:49,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2954 states, 2945 states have (on average 1.9473684210526316) internal successors, (5735), 2953 states have internal predecessors, (5735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2954 states and 5735 transitions. [2022-03-01 16:59:49,317 INFO L78 Accepts]: Start accepts. Automaton has 2954 states and 5735 transitions. Word has length 143 [2022-03-01 16:59:49,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:49,317 INFO L470 AbstractCegarLoop]: Abstraction has 2954 states and 5735 transitions. [2022-03-01 16:59:49,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 5735 transitions. [2022-03-01 16:59:49,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:49,319 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:49,319 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:49,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2022-03-01 16:59:49,319 INFO L402 AbstractCegarLoop]: === Iteration 341 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:49,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:49,319 INFO L85 PathProgramCache]: Analyzing trace with hash 2058656920, now seen corresponding path program 25 times [2022-03-01 16:59:49,319 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:49,319 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045005053] [2022-03-01 16:59:49,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:49,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:49,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:49,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:49,614 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:49,614 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045005053] [2022-03-01 16:59:49,614 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045005053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:49,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:49,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:49,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202570009] [2022-03-01 16:59:49,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:49,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:49,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:49,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:49,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:49,615 INFO L87 Difference]: Start difference. First operand 2954 states and 5735 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:51,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:51,085 INFO L93 Difference]: Finished difference Result 4838 states and 9392 transitions. [2022-03-01 16:59:51,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-01 16:59:51,085 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:51,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:51,091 INFO L225 Difference]: With dead ends: 4838 [2022-03-01 16:59:51,091 INFO L226 Difference]: Without dead ends: 4838 [2022-03-01 16:59:51,091 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=562, Invalid=2978, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 16:59:51,091 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1465 mSDsluCounter, 3093 mSDsCounter, 0 mSdLazyCounter, 2495 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 3380 SdHoareTripleChecker+Invalid, 2598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:51,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 3380 Invalid, 2598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2495 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:51,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4838 states. [2022-03-01 16:59:51,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4838 to 2972. [2022-03-01 16:59:51,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2963 states have (on average 1.9476881538980764) internal successors, (5771), 2971 states have internal predecessors, (5771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:51,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 5771 transitions. [2022-03-01 16:59:51,121 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 5771 transitions. Word has length 143 [2022-03-01 16:59:51,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:51,121 INFO L470 AbstractCegarLoop]: Abstraction has 2972 states and 5771 transitions. [2022-03-01 16:59:51,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 5771 transitions. [2022-03-01 16:59:51,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:51,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:51,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:51,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2022-03-01 16:59:51,123 INFO L402 AbstractCegarLoop]: === Iteration 342 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:51,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:51,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1149581360, now seen corresponding path program 26 times [2022-03-01 16:59:51,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:51,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152961937] [2022-03-01 16:59:51,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:51,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:51,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:51,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:51,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152961937] [2022-03-01 16:59:51,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152961937] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:51,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:51,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:51,449 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650235017] [2022-03-01 16:59:51,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:51,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:51,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:51,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:51,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:51,450 INFO L87 Difference]: Start difference. First operand 2972 states and 5771 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:53,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:53,005 INFO L93 Difference]: Finished difference Result 4449 states and 8653 transitions. [2022-03-01 16:59:53,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-01 16:59:53,006 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:53,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:53,010 INFO L225 Difference]: With dead ends: 4449 [2022-03-01 16:59:53,010 INFO L226 Difference]: Without dead ends: 4449 [2022-03-01 16:59:53,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=735, Invalid=3821, Unknown=0, NotChecked=0, Total=4556 [2022-03-01 16:59:53,011 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1468 mSDsluCounter, 2800 mSDsCounter, 0 mSdLazyCounter, 2203 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 3075 SdHoareTripleChecker+Invalid, 2345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:53,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 3075 Invalid, 2345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2203 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:53,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4449 states. [2022-03-01 16:59:53,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4449 to 2990. [2022-03-01 16:59:53,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2990 states, 2981 states have (on average 1.9480040254948003) internal successors, (5807), 2989 states have internal predecessors, (5807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 5807 transitions. [2022-03-01 16:59:53,038 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 5807 transitions. Word has length 143 [2022-03-01 16:59:53,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:53,038 INFO L470 AbstractCegarLoop]: Abstraction has 2990 states and 5807 transitions. [2022-03-01 16:59:53,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 5807 transitions. [2022-03-01 16:59:53,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:53,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:53,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:53,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2022-03-01 16:59:53,040 INFO L402 AbstractCegarLoop]: === Iteration 343 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:53,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:53,040 INFO L85 PathProgramCache]: Analyzing trace with hash -619011868, now seen corresponding path program 27 times [2022-03-01 16:59:53,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:53,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942154727] [2022-03-01 16:59:53,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:53,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:53,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:53,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:53,299 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:53,299 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942154727] [2022-03-01 16:59:53,299 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942154727] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:53,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:53,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:53,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [735696573] [2022-03-01 16:59:53,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:53,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:53,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:53,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:53,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:53,300 INFO L87 Difference]: Start difference. First operand 2990 states and 5807 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:54,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:54,783 INFO L93 Difference]: Finished difference Result 4481 states and 8715 transitions. [2022-03-01 16:59:54,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-01 16:59:54,783 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:54,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:54,788 INFO L225 Difference]: With dead ends: 4481 [2022-03-01 16:59:54,788 INFO L226 Difference]: Without dead ends: 4481 [2022-03-01 16:59:54,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1446 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=794, Invalid=4318, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 16:59:54,788 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1329 mSDsluCounter, 3316 mSDsCounter, 0 mSdLazyCounter, 2785 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 3600 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:54,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 3600 Invalid, 2926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2785 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 16:59:54,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4481 states. [2022-03-01 16:59:54,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4481 to 2984. [2022-03-01 16:59:54,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2975 states have (on average 1.9478991596638655) internal successors, (5795), 2983 states have internal predecessors, (5795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:54,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 5795 transitions. [2022-03-01 16:59:54,815 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 5795 transitions. Word has length 143 [2022-03-01 16:59:54,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:54,815 INFO L470 AbstractCegarLoop]: Abstraction has 2984 states and 5795 transitions. [2022-03-01 16:59:54,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:54,815 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5795 transitions. [2022-03-01 16:59:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:54,816 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:54,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:54,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable342 [2022-03-01 16:59:54,817 INFO L402 AbstractCegarLoop]: === Iteration 344 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:54,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:54,817 INFO L85 PathProgramCache]: Analyzing trace with hash 362954384, now seen corresponding path program 28 times [2022-03-01 16:59:54,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:54,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532769420] [2022-03-01 16:59:54,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:54,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:55,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:55,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:55,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532769420] [2022-03-01 16:59:55,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532769420] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:55,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:55,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:55,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801860388] [2022-03-01 16:59:55,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:55,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:55,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:55,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:55,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:55,043 INFO L87 Difference]: Start difference. First operand 2984 states and 5795 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:56,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:56,592 INFO L93 Difference]: Finished difference Result 4541 states and 8831 transitions. [2022-03-01 16:59:56,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-01 16:59:56,592 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:56,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:56,597 INFO L225 Difference]: With dead ends: 4541 [2022-03-01 16:59:56,597 INFO L226 Difference]: Without dead ends: 4541 [2022-03-01 16:59:56,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1554 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=803, Invalid=4599, Unknown=0, NotChecked=0, Total=5402 [2022-03-01 16:59:56,598 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1343 mSDsluCounter, 3225 mSDsCounter, 0 mSdLazyCounter, 2650 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 3514 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 2650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:56,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1343 Valid, 3514 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 2650 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 16:59:56,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4541 states. [2022-03-01 16:59:56,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4541 to 2978. [2022-03-01 16:59:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2978 states, 2969 states have (on average 1.9477938699898956) internal successors, (5783), 2977 states have internal predecessors, (5783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:56,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2978 states and 5783 transitions. [2022-03-01 16:59:56,628 INFO L78 Accepts]: Start accepts. Automaton has 2978 states and 5783 transitions. Word has length 143 [2022-03-01 16:59:56,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:56,628 INFO L470 AbstractCegarLoop]: Abstraction has 2978 states and 5783 transitions. [2022-03-01 16:59:56,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:56,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 5783 transitions. [2022-03-01 16:59:56,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:56,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:56,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:56,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable343 [2022-03-01 16:59:56,630 INFO L402 AbstractCegarLoop]: === Iteration 345 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:56,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:56,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1955821020, now seen corresponding path program 29 times [2022-03-01 16:59:56,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:56,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684450034] [2022-03-01 16:59:56,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:56,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:56,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:56,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:56,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:56,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684450034] [2022-03-01 16:59:56,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684450034] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:56,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:56,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 16:59:56,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687847678] [2022-03-01 16:59:56,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:56,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 16:59:56,876 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:56,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 16:59:56,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 16:59:56,877 INFO L87 Difference]: Start difference. First operand 2978 states and 5783 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:58,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 16:59:58,800 INFO L93 Difference]: Finished difference Result 4509 states and 8769 transitions. [2022-03-01 16:59:58,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-01 16:59:58,800 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 16:59:58,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 16:59:58,805 INFO L225 Difference]: With dead ends: 4509 [2022-03-01 16:59:58,805 INFO L226 Difference]: Without dead ends: 4509 [2022-03-01 16:59:58,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1667 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-03-01 16:59:58,806 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1474 mSDsluCounter, 3657 mSDsCounter, 0 mSdLazyCounter, 3208 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 3954 SdHoareTripleChecker+Invalid, 3364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 3208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 16:59:58,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1474 Valid, 3954 Invalid, 3364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 3208 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 16:59:58,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2022-03-01 16:59:58,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 2916. [2022-03-01 16:59:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 2907 states have (on average 1.9466804265565876) internal successors, (5659), 2915 states have internal predecessors, (5659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 5659 transitions. [2022-03-01 16:59:58,836 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 5659 transitions. Word has length 143 [2022-03-01 16:59:58,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 16:59:58,836 INFO L470 AbstractCegarLoop]: Abstraction has 2916 states and 5659 transitions. [2022-03-01 16:59:58,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 16:59:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 5659 transitions. [2022-03-01 16:59:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 16:59:58,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 16:59:58,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 16:59:58,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable344 [2022-03-01 16:59:58,838 INFO L402 AbstractCegarLoop]: === Iteration 346 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 16:59:58,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 16:59:58,838 INFO L85 PathProgramCache]: Analyzing trace with hash 643314522, now seen corresponding path program 30 times [2022-03-01 16:59:58,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 16:59:58,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836050763] [2022-03-01 16:59:58,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 16:59:58,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 16:59:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 16:59:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 16:59:59,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 16:59:59,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836050763] [2022-03-01 16:59:59,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836050763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 16:59:59,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 16:59:59,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 16:59:59,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128207008] [2022-03-01 16:59:59,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 16:59:59,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 16:59:59,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 16:59:59,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 16:59:59,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 16:59:59,036 INFO L87 Difference]: Start difference. First operand 2916 states and 5659 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:00,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:00,669 INFO L93 Difference]: Finished difference Result 4716 states and 9155 transitions. [2022-03-01 17:00:00,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-01 17:00:00,670 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:00,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:00,675 INFO L225 Difference]: With dead ends: 4716 [2022-03-01 17:00:00,675 INFO L226 Difference]: Without dead ends: 4716 [2022-03-01 17:00:00,676 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1414 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=697, Invalid=4415, Unknown=0, NotChecked=0, Total=5112 [2022-03-01 17:00:00,676 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1351 mSDsluCounter, 3953 mSDsCounter, 0 mSdLazyCounter, 3394 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 4300 SdHoareTripleChecker+Invalid, 3529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 3394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:00,676 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 4300 Invalid, 3529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 3394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:00:00,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4716 states. [2022-03-01 17:00:00,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4716 to 3006. [2022-03-01 17:00:00,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3006 states, 2997 states have (on average 1.9482816149482816) internal successors, (5839), 3005 states have internal predecessors, (5839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:00,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 3006 states and 5839 transitions. [2022-03-01 17:00:00,706 INFO L78 Accepts]: Start accepts. Automaton has 3006 states and 5839 transitions. Word has length 143 [2022-03-01 17:00:00,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:00,706 INFO L470 AbstractCegarLoop]: Abstraction has 3006 states and 5839 transitions. [2022-03-01 17:00:00,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:00,706 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 5839 transitions. [2022-03-01 17:00:00,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:00,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:00,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:00,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable345 [2022-03-01 17:00:00,708 INFO L402 AbstractCegarLoop]: === Iteration 347 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:00,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:00,708 INFO L85 PathProgramCache]: Analyzing trace with hash 663671750, now seen corresponding path program 31 times [2022-03-01 17:00:00,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:00,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321336168] [2022-03-01 17:00:00,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:00,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:00,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:00,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:00,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:00,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321336168] [2022-03-01 17:00:00,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321336168] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:00,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:00,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:00,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316545539] [2022-03-01 17:00:00,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:00,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:00,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:00,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:00,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:00,904 INFO L87 Difference]: Start difference. First operand 3006 states and 5839 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:01,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:01,916 INFO L93 Difference]: Finished difference Result 5789 states and 11275 transitions. [2022-03-01 17:00:01,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 17:00:01,916 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:01,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:01,922 INFO L225 Difference]: With dead ends: 5789 [2022-03-01 17:00:01,922 INFO L226 Difference]: Without dead ends: 5789 [2022-03-01 17:00:01,922 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=453, Invalid=2199, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 17:00:01,923 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 1152 mSDsluCounter, 2791 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 3041 SdHoareTripleChecker+Invalid, 2204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:01,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 3041 Invalid, 2204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 17:00:01,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5789 states. [2022-03-01 17:00:01,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5789 to 3071. [2022-03-01 17:00:01,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3071 states, 3062 states have (on average 1.949379490529066) internal successors, (5969), 3070 states have internal predecessors, (5969), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:01,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 3071 states and 5969 transitions. [2022-03-01 17:00:01,956 INFO L78 Accepts]: Start accepts. Automaton has 3071 states and 5969 transitions. Word has length 143 [2022-03-01 17:00:01,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:01,956 INFO L470 AbstractCegarLoop]: Abstraction has 3071 states and 5969 transitions. [2022-03-01 17:00:01,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 5969 transitions. [2022-03-01 17:00:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:01,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:01,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:01,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2022-03-01 17:00:01,958 INFO L402 AbstractCegarLoop]: === Iteration 348 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:01,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:01,958 INFO L85 PathProgramCache]: Analyzing trace with hash 711039440, now seen corresponding path program 32 times [2022-03-01 17:00:01,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:01,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038287387] [2022-03-01 17:00:01,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:01,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:01,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:02,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:02,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038287387] [2022-03-01 17:00:02,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038287387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:02,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:02,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:02,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963424135] [2022-03-01 17:00:02,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:02,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:02,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:02,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:02,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:02,182 INFO L87 Difference]: Start difference. First operand 3071 states and 5969 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:03,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:03,223 INFO L93 Difference]: Finished difference Result 5780 states and 11257 transitions. [2022-03-01 17:00:03,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 17:00:03,224 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:03,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:03,230 INFO L225 Difference]: With dead ends: 5780 [2022-03-01 17:00:03,230 INFO L226 Difference]: Without dead ends: 5780 [2022-03-01 17:00:03,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=449, Invalid=2203, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 17:00:03,231 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 1149 mSDsluCounter, 2819 mSDsCounter, 0 mSdLazyCounter, 2144 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 3070 SdHoareTripleChecker+Invalid, 2267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:03,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 3070 Invalid, 2267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2144 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-01 17:00:03,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-03-01 17:00:03,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 3007. [2022-03-01 17:00:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3007 states, 2998 states have (on average 1.948298865910607) internal successors, (5841), 3006 states have internal predecessors, (5841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 3007 states and 5841 transitions. [2022-03-01 17:00:03,267 INFO L78 Accepts]: Start accepts. Automaton has 3007 states and 5841 transitions. Word has length 143 [2022-03-01 17:00:03,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:03,268 INFO L470 AbstractCegarLoop]: Abstraction has 3007 states and 5841 transitions. [2022-03-01 17:00:03,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:03,268 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 5841 transitions. [2022-03-01 17:00:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:03,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:03,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:03,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2022-03-01 17:00:03,270 INFO L402 AbstractCegarLoop]: === Iteration 349 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:03,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:03,270 INFO L85 PathProgramCache]: Analyzing trace with hash 63750790, now seen corresponding path program 33 times [2022-03-01 17:00:03,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:03,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752357873] [2022-03-01 17:00:03,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:03,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:03,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:03,491 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:03,491 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752357873] [2022-03-01 17:00:03,491 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752357873] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:03,491 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:03,491 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:03,491 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471600168] [2022-03-01 17:00:03,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:03,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:03,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:03,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:03,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:03,491 INFO L87 Difference]: Start difference. First operand 3007 states and 5841 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:04,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:04,976 INFO L93 Difference]: Finished difference Result 5147 states and 10053 transitions. [2022-03-01 17:00:04,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:00:04,977 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:04,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:04,982 INFO L225 Difference]: With dead ends: 5147 [2022-03-01 17:00:04,982 INFO L226 Difference]: Without dead ends: 5147 [2022-03-01 17:00:04,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=572, Invalid=2968, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 17:00:04,983 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1433 mSDsluCounter, 2969 mSDsCounter, 0 mSdLazyCounter, 2487 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 3243 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:04,983 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 3243 Invalid, 2590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2487 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:00:04,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5147 states. [2022-03-01 17:00:05,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5147 to 3067. [2022-03-01 17:00:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3067 states, 3058 states have (on average 1.949313276651406) internal successors, (5961), 3066 states have internal predecessors, (5961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 3067 states and 5961 transitions. [2022-03-01 17:00:05,014 INFO L78 Accepts]: Start accepts. Automaton has 3067 states and 5961 transitions. Word has length 143 [2022-03-01 17:00:05,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:05,014 INFO L470 AbstractCegarLoop]: Abstraction has 3067 states and 5961 transitions. [2022-03-01 17:00:05,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:05,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 5961 transitions. [2022-03-01 17:00:05,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:05,016 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:05,016 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:05,016 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348 [2022-03-01 17:00:05,016 INFO L402 AbstractCegarLoop]: === Iteration 350 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:05,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:05,016 INFO L85 PathProgramCache]: Analyzing trace with hash 111118480, now seen corresponding path program 34 times [2022-03-01 17:00:05,017 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:05,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268508449] [2022-03-01 17:00:05,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:05,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:05,232 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:05,232 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268508449] [2022-03-01 17:00:05,232 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268508449] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:05,232 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:05,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:05,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641049252] [2022-03-01 17:00:05,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:05,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:05,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:05,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:05,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:05,233 INFO L87 Difference]: Start difference. First operand 3067 states and 5961 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:06,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:06,571 INFO L93 Difference]: Finished difference Result 5178 states and 10111 transitions. [2022-03-01 17:00:06,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-01 17:00:06,571 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:06,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:06,576 INFO L225 Difference]: With dead ends: 5178 [2022-03-01 17:00:06,577 INFO L226 Difference]: Without dead ends: 5178 [2022-03-01 17:00:06,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 902 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=550, Invalid=2872, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 17:00:06,577 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1418 mSDsluCounter, 3162 mSDsCounter, 0 mSdLazyCounter, 2663 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 2769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:06,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 3436 Invalid, 2769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2663 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:00:06,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5178 states. [2022-03-01 17:00:06,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5178 to 3001. [2022-03-01 17:00:06,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3001 states, 2992 states have (on average 1.9481951871657754) internal successors, (5829), 3000 states have internal predecessors, (5829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:06,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 3001 states and 5829 transitions. [2022-03-01 17:00:06,610 INFO L78 Accepts]: Start accepts. Automaton has 3001 states and 5829 transitions. Word has length 143 [2022-03-01 17:00:06,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:06,610 INFO L470 AbstractCegarLoop]: Abstraction has 3001 states and 5829 transitions. [2022-03-01 17:00:06,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 5829 transitions. [2022-03-01 17:00:06,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:06,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:06,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:06,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2022-03-01 17:00:06,612 INFO L402 AbstractCegarLoop]: === Iteration 351 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:06,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:06,612 INFO L85 PathProgramCache]: Analyzing trace with hash -861268082, now seen corresponding path program 35 times [2022-03-01 17:00:06,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:06,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630850236] [2022-03-01 17:00:06,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:06,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:06,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:06,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:06,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:06,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630850236] [2022-03-01 17:00:06,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630850236] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:06,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:06,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:06,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473628042] [2022-03-01 17:00:06,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:06,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:06,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:06,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:06,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:06,842 INFO L87 Difference]: Start difference. First operand 3001 states and 5829 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:07,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:07,818 INFO L93 Difference]: Finished difference Result 3929 states and 7668 transitions. [2022-03-01 17:00:07,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-01 17:00:07,818 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:07,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:07,822 INFO L225 Difference]: With dead ends: 3929 [2022-03-01 17:00:07,822 INFO L226 Difference]: Without dead ends: 3929 [2022-03-01 17:00:07,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=523, Invalid=2557, Unknown=0, NotChecked=0, Total=3080 [2022-03-01 17:00:07,823 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 1136 mSDsluCounter, 2424 mSDsCounter, 0 mSdLazyCounter, 1854 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 2651 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:07,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 2651 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1854 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-01 17:00:07,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3929 states. [2022-03-01 17:00:07,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3929 to 3019. [2022-03-01 17:00:07,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3019 states, 3010 states have (on average 1.9485049833887043) internal successors, (5865), 3018 states have internal predecessors, (5865), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:07,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 3019 states and 5865 transitions. [2022-03-01 17:00:07,851 INFO L78 Accepts]: Start accepts. Automaton has 3019 states and 5865 transitions. Word has length 143 [2022-03-01 17:00:07,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:07,851 INFO L470 AbstractCegarLoop]: Abstraction has 3019 states and 5865 transitions. [2022-03-01 17:00:07,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:07,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 5865 transitions. [2022-03-01 17:00:07,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:07,853 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:07,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:07,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2022-03-01 17:00:07,853 INFO L402 AbstractCegarLoop]: === Iteration 352 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:07,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:07,853 INFO L85 PathProgramCache]: Analyzing trace with hash -330698590, now seen corresponding path program 36 times [2022-03-01 17:00:07,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:07,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792472803] [2022-03-01 17:00:07,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:07,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:08,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:08,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:08,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792472803] [2022-03-01 17:00:08,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792472803] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:08,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:08,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:08,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554958345] [2022-03-01 17:00:08,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:08,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:08,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:08,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:08,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:08,110 INFO L87 Difference]: Start difference. First operand 3019 states and 5865 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:09,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:09,286 INFO L93 Difference]: Finished difference Result 3961 states and 7730 transitions. [2022-03-01 17:00:09,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:00:09,286 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:09,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:09,291 INFO L225 Difference]: With dead ends: 3961 [2022-03-01 17:00:09,291 INFO L226 Difference]: Without dead ends: 3961 [2022-03-01 17:00:09,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=561, Invalid=2861, Unknown=0, NotChecked=0, Total=3422 [2022-03-01 17:00:09,292 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1144 mSDsluCounter, 2859 mSDsCounter, 0 mSdLazyCounter, 2360 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 2497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 2360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:09,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1144 Valid, 3095 Invalid, 2497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 2360 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 17:00:09,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3961 states. [2022-03-01 17:00:09,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3961 to 3013. [2022-03-01 17:00:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3004 states have (on average 1.9484021304926764) internal successors, (5853), 3012 states have internal predecessors, (5853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:09,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 5853 transitions. [2022-03-01 17:00:09,320 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 5853 transitions. Word has length 143 [2022-03-01 17:00:09,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:09,320 INFO L470 AbstractCegarLoop]: Abstraction has 3013 states and 5853 transitions. [2022-03-01 17:00:09,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:09,320 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 5853 transitions. [2022-03-01 17:00:09,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:09,321 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:09,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:09,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351 [2022-03-01 17:00:09,322 INFO L402 AbstractCegarLoop]: === Iteration 353 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:09,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:09,322 INFO L85 PathProgramCache]: Analyzing trace with hash 651267662, now seen corresponding path program 37 times [2022-03-01 17:00:09,322 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:09,322 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114664756] [2022-03-01 17:00:09,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:09,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:09,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:09,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:09,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114664756] [2022-03-01 17:00:09,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114664756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:09,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:09,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:09,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068175220] [2022-03-01 17:00:09,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:09,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:09,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:09,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:09,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:09,548 INFO L87 Difference]: Start difference. First operand 3013 states and 5853 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:10,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:10,850 INFO L93 Difference]: Finished difference Result 4021 states and 7846 transitions. [2022-03-01 17:00:10,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-01 17:00:10,850 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:10,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:10,855 INFO L225 Difference]: With dead ends: 4021 [2022-03-01 17:00:10,855 INFO L226 Difference]: Without dead ends: 4021 [2022-03-01 17:00:10,856 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=554, Invalid=2986, Unknown=0, NotChecked=0, Total=3540 [2022-03-01 17:00:10,856 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 1013 mSDsluCounter, 2977 mSDsCounter, 0 mSdLazyCounter, 2479 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 3219 SdHoareTripleChecker+Invalid, 2632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:10,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1013 Valid, 3219 Invalid, 2632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2479 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:00:10,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4021 states. [2022-03-01 17:00:10,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4021 to 3007. [2022-03-01 17:00:10,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3007 states, 2998 states have (on average 1.948298865910607) internal successors, (5841), 3006 states have internal predecessors, (5841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 3007 states and 5841 transitions. [2022-03-01 17:00:10,897 INFO L78 Accepts]: Start accepts. Automaton has 3007 states and 5841 transitions. Word has length 143 [2022-03-01 17:00:10,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:10,898 INFO L470 AbstractCegarLoop]: Abstraction has 3007 states and 5841 transitions. [2022-03-01 17:00:10,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:10,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 5841 transitions. [2022-03-01 17:00:10,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:10,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:10,900 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:10,900 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable352 [2022-03-01 17:00:10,900 INFO L402 AbstractCegarLoop]: === Iteration 354 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:10,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:10,901 INFO L85 PathProgramCache]: Analyzing trace with hash -1667507742, now seen corresponding path program 38 times [2022-03-01 17:00:10,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:10,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632325590] [2022-03-01 17:00:10,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:10,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:11,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:11,167 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:11,167 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632325590] [2022-03-01 17:00:11,167 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632325590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:11,167 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:11,167 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:11,167 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936418059] [2022-03-01 17:00:11,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:11,167 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:11,167 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:11,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:11,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:11,168 INFO L87 Difference]: Start difference. First operand 3007 states and 5841 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:12,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:12,472 INFO L93 Difference]: Finished difference Result 4014 states and 7829 transitions. [2022-03-01 17:00:12,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-01 17:00:12,473 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:12,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:12,478 INFO L225 Difference]: With dead ends: 4014 [2022-03-01 17:00:12,478 INFO L226 Difference]: Without dead ends: 4014 [2022-03-01 17:00:12,479 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 896 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:00:12,479 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 1152 mSDsluCounter, 2875 mSDsCounter, 0 mSdLazyCounter, 2358 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 3125 SdHoareTripleChecker+Invalid, 2511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:12,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 3125 Invalid, 2511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2358 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:00:12,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4014 states. [2022-03-01 17:00:12,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4014 to 2929. [2022-03-01 17:00:12,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2929 states, 2920 states have (on average 1.946917808219178) internal successors, (5685), 2928 states have internal predecessors, (5685), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2929 states and 5685 transitions. [2022-03-01 17:00:12,512 INFO L78 Accepts]: Start accepts. Automaton has 2929 states and 5685 transitions. Word has length 143 [2022-03-01 17:00:12,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:12,512 INFO L470 AbstractCegarLoop]: Abstraction has 2929 states and 5685 transitions. [2022-03-01 17:00:12,512 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 5685 transitions. [2022-03-01 17:00:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:12,513 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:12,513 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:12,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable353 [2022-03-01 17:00:12,513 INFO L402 AbstractCegarLoop]: === Iteration 355 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:12,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:12,514 INFO L85 PathProgramCache]: Analyzing trace with hash 2135882682, now seen corresponding path program 39 times [2022-03-01 17:00:12,514 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:12,514 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767617725] [2022-03-01 17:00:12,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:12,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:12,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:12,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:12,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767617725] [2022-03-01 17:00:12,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767617725] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:12,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:12,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:12,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213323103] [2022-03-01 17:00:12,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:12,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:12,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:12,740 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:12,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:12,741 INFO L87 Difference]: Start difference. First operand 2929 states and 5685 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:15,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:15,054 INFO L93 Difference]: Finished difference Result 5082 states and 9822 transitions. [2022-03-01 17:00:15,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-01 17:00:15,055 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:15,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:15,061 INFO L225 Difference]: With dead ends: 5082 [2022-03-01 17:00:15,061 INFO L226 Difference]: Without dead ends: 5082 [2022-03-01 17:00:15,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=808, Invalid=3884, Unknown=0, NotChecked=0, Total=4692 [2022-03-01 17:00:15,062 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1208 mSDsluCounter, 4082 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 4418 SdHoareTripleChecker+Invalid, 4010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:15,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 4418 Invalid, 4010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 3882 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-01 17:00:15,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-01 17:00:15,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 2905. [2022-03-01 17:00:15,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2905 states, 2896 states have (on average 1.9464779005524862) internal successors, (5637), 2904 states have internal predecessors, (5637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2905 states and 5637 transitions. [2022-03-01 17:00:15,095 INFO L78 Accepts]: Start accepts. Automaton has 2905 states and 5637 transitions. Word has length 143 [2022-03-01 17:00:15,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:15,096 INFO L470 AbstractCegarLoop]: Abstraction has 2905 states and 5637 transitions. [2022-03-01 17:00:15,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5637 transitions. [2022-03-01 17:00:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:15,097 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:15,097 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:15,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable354 [2022-03-01 17:00:15,097 INFO L402 AbstractCegarLoop]: === Iteration 356 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:15,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:15,097 INFO L85 PathProgramCache]: Analyzing trace with hash -2138727386, now seen corresponding path program 40 times [2022-03-01 17:00:15,097 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:15,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913290275] [2022-03-01 17:00:15,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:15,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:15,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:15,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:15,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913290275] [2022-03-01 17:00:15,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913290275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:15,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:15,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:15,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347554743] [2022-03-01 17:00:15,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:15,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:15,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:15,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:15,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:15,318 INFO L87 Difference]: Start difference. First operand 2905 states and 5637 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:16,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:16,762 INFO L93 Difference]: Finished difference Result 5216 states and 10084 transitions. [2022-03-01 17:00:16,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:00:16,762 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:16,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:16,769 INFO L225 Difference]: With dead ends: 5216 [2022-03-01 17:00:16,769 INFO L226 Difference]: Without dead ends: 5216 [2022-03-01 17:00:16,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=460, Invalid=2090, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:00:16,769 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1348 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 2529 SdHoareTripleChecker+Invalid, 1976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:16,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 2529 Invalid, 1976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:00:16,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5216 states. [2022-03-01 17:00:16,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5216 to 2951. [2022-03-01 17:00:16,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2951 states, 2942 states have (on average 1.9473147518694764) internal successors, (5729), 2950 states have internal predecessors, (5729), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:16,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 5729 transitions. [2022-03-01 17:00:16,807 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 5729 transitions. Word has length 143 [2022-03-01 17:00:16,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:16,807 INFO L470 AbstractCegarLoop]: Abstraction has 2951 states and 5729 transitions. [2022-03-01 17:00:16,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 5729 transitions. [2022-03-01 17:00:16,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:16,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:16,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:16,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable355 [2022-03-01 17:00:16,809 INFO L402 AbstractCegarLoop]: === Iteration 357 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:16,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:16,809 INFO L85 PathProgramCache]: Analyzing trace with hash -2091359696, now seen corresponding path program 41 times [2022-03-01 17:00:16,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:16,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984854720] [2022-03-01 17:00:16,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:16,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:17,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:17,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984854720] [2022-03-01 17:00:17,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984854720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:17,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:17,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:17,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912292656] [2022-03-01 17:00:17,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:17,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:17,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:17,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:17,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:17,111 INFO L87 Difference]: Start difference. First operand 2951 states and 5729 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:18,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:18,215 INFO L93 Difference]: Finished difference Result 5207 states and 10066 transitions. [2022-03-01 17:00:18,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-01 17:00:18,215 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:18,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:18,221 INFO L225 Difference]: With dead ends: 5207 [2022-03-01 17:00:18,221 INFO L226 Difference]: Without dead ends: 5207 [2022-03-01 17:00:18,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=456, Invalid=2094, Unknown=0, NotChecked=0, Total=2550 [2022-03-01 17:00:18,222 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1351 mSDsluCounter, 2671 mSDsCounter, 0 mSdLazyCounter, 2036 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 2941 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:18,222 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 2941 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2036 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 17:00:18,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5207 states. [2022-03-01 17:00:18,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5207 to 2887. [2022-03-01 17:00:18,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2878 states have (on average 1.9461431549687283) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-01 17:00:18,255 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 143 [2022-03-01 17:00:18,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:18,255 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-01 17:00:18,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-01 17:00:18,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:18,256 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:18,256 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:18,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable356 [2022-03-01 17:00:18,256 INFO L402 AbstractCegarLoop]: === Iteration 358 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:18,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:18,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1556318950, now seen corresponding path program 42 times [2022-03-01 17:00:18,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:18,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523017608] [2022-03-01 17:00:18,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:18,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:18,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:18,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:18,481 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:18,481 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523017608] [2022-03-01 17:00:18,481 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523017608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:18,481 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:18,481 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:18,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680404443] [2022-03-01 17:00:18,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:18,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:18,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:18,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:18,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:18,482 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:19,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:19,610 INFO L93 Difference]: Finished difference Result 5097 states and 9851 transitions. [2022-03-01 17:00:19,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 17:00:19,611 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:19,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:19,617 INFO L225 Difference]: With dead ends: 5097 [2022-03-01 17:00:19,617 INFO L226 Difference]: Without dead ends: 5097 [2022-03-01 17:00:19,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 694 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=504, Invalid=2252, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:00:19,618 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1468 mSDsluCounter, 2807 mSDsCounter, 0 mSdLazyCounter, 2116 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 3084 SdHoareTripleChecker+Invalid, 2245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:19,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 3084 Invalid, 2245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2116 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-01 17:00:19,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5097 states. [2022-03-01 17:00:19,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5097 to 2944. [2022-03-01 17:00:19,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2944 states, 2935 states have (on average 1.9471890971039183) internal successors, (5715), 2943 states have internal predecessors, (5715), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:19,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 5715 transitions. [2022-03-01 17:00:19,651 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 5715 transitions. Word has length 143 [2022-03-01 17:00:19,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:19,651 INFO L470 AbstractCegarLoop]: Abstraction has 2944 states and 5715 transitions. [2022-03-01 17:00:19,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:19,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 5715 transitions. [2022-03-01 17:00:19,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:19,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:19,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:19,652 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable357 [2022-03-01 17:00:19,652 INFO L402 AbstractCegarLoop]: === Iteration 359 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:19,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:19,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1603686640, now seen corresponding path program 43 times [2022-03-01 17:00:19,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:19,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795839453] [2022-03-01 17:00:19,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:19,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:19,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:19,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:19,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795839453] [2022-03-01 17:00:19,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795839453] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:19,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:19,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:19,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906907970] [2022-03-01 17:00:19,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:19,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:19,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:19,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:19,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:19,919 INFO L87 Difference]: Start difference. First operand 2944 states and 5715 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:21,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:21,305 INFO L93 Difference]: Finished difference Result 5088 states and 9833 transitions. [2022-03-01 17:00:21,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-01 17:00:21,305 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:21,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:21,312 INFO L225 Difference]: With dead ends: 5088 [2022-03-01 17:00:21,312 INFO L226 Difference]: Without dead ends: 5088 [2022-03-01 17:00:21,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 695 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=500, Invalid=2256, Unknown=0, NotChecked=0, Total=2756 [2022-03-01 17:00:21,312 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1328 mSDsluCounter, 3045 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 2555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:21,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 3322 Invalid, 2555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2437 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:00:21,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5088 states. [2022-03-01 17:00:21,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5088 to 2875. [2022-03-01 17:00:21,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2866 states have (on average 1.9459176552686672) internal successors, (5577), 2874 states have internal predecessors, (5577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:21,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 5577 transitions. [2022-03-01 17:00:21,347 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 5577 transitions. Word has length 143 [2022-03-01 17:00:21,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:21,347 INFO L470 AbstractCegarLoop]: Abstraction has 2875 states and 5577 transitions. [2022-03-01 17:00:21,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:21,347 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5577 transitions. [2022-03-01 17:00:21,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:21,349 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:21,349 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:21,349 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable358 [2022-03-01 17:00:21,349 INFO L402 AbstractCegarLoop]: === Iteration 360 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:21,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:21,349 INFO L85 PathProgramCache]: Analyzing trace with hash 631300078, now seen corresponding path program 44 times [2022-03-01 17:00:21,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:21,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881201337] [2022-03-01 17:00:21,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:21,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:21,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:21,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:21,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881201337] [2022-03-01 17:00:21,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881201337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:21,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:21,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:21,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875647101] [2022-03-01 17:00:21,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:21,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:21,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:21,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:21,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:21,615 INFO L87 Difference]: Start difference. First operand 2875 states and 5577 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:22,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:22,989 INFO L93 Difference]: Finished difference Result 4293 states and 8331 transitions. [2022-03-01 17:00:22,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-01 17:00:22,989 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:22,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:22,994 INFO L225 Difference]: With dead ends: 4293 [2022-03-01 17:00:22,994 INFO L226 Difference]: Without dead ends: 4293 [2022-03-01 17:00:22,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=380, Invalid=1600, Unknown=0, NotChecked=0, Total=1980 [2022-03-01 17:00:22,995 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 884 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 2186 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 884 SdHoareTripleChecker+Valid, 2878 SdHoareTripleChecker+Invalid, 2283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:22,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [884 Valid, 2878 Invalid, 2283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2186 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-01 17:00:22,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4293 states. [2022-03-01 17:00:23,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4293 to 2869. [2022-03-01 17:00:23,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2860 states have (on average 1.9458041958041958) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:23,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-01 17:00:23,023 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 143 [2022-03-01 17:00:23,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:23,024 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-01 17:00:23,024 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:23,024 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-01 17:00:23,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:23,025 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:23,025 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:23,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable359 [2022-03-01 17:00:23,025 INFO L402 AbstractCegarLoop]: === Iteration 361 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:23,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:23,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1161869570, now seen corresponding path program 45 times [2022-03-01 17:00:23,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:23,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676627075] [2022-03-01 17:00:23,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:23,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:23,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:23,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:23,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676627075] [2022-03-01 17:00:23,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676627075] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:23,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:23,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:23,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923770109] [2022-03-01 17:00:23,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:23,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:23,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:23,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:23,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:23,398 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:24,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:24,790 INFO L93 Difference]: Finished difference Result 4325 states and 8393 transitions. [2022-03-01 17:00:24,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-01 17:00:24,790 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:24,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:24,795 INFO L225 Difference]: With dead ends: 4325 [2022-03-01 17:00:24,795 INFO L226 Difference]: Without dead ends: 4325 [2022-03-01 17:00:24,796 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-03-01 17:00:24,796 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 977 mSDsluCounter, 3277 mSDsCounter, 0 mSdLazyCounter, 2845 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 3525 SdHoareTripleChecker+Invalid, 2947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:24,796 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 3525 Invalid, 2947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2845 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-01 17:00:24,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4325 states. [2022-03-01 17:00:24,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4325 to 2863. [2022-03-01 17:00:24,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 2854 states have (on average 1.9456902592852137) internal successors, (5553), 2862 states have internal predecessors, (5553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:24,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 5553 transitions. [2022-03-01 17:00:24,824 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 5553 transitions. Word has length 143 [2022-03-01 17:00:24,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:24,824 INFO L470 AbstractCegarLoop]: Abstraction has 2863 states and 5553 transitions. [2022-03-01 17:00:24,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:24,824 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5553 transitions. [2022-03-01 17:00:24,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:24,825 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:24,825 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:24,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360 [2022-03-01 17:00:24,825 INFO L402 AbstractCegarLoop]: === Iteration 362 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:24,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:24,825 INFO L85 PathProgramCache]: Analyzing trace with hash 2143835822, now seen corresponding path program 46 times [2022-03-01 17:00:24,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:24,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170539401] [2022-03-01 17:00:24,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:24,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:25,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:25,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:25,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170539401] [2022-03-01 17:00:25,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170539401] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:25,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:25,149 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:25,149 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097392418] [2022-03-01 17:00:25,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:25,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:25,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:25,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:25,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:25,149 INFO L87 Difference]: Start difference. First operand 2863 states and 5553 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:26,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:26,452 INFO L93 Difference]: Finished difference Result 4385 states and 8509 transitions. [2022-03-01 17:00:26,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-01 17:00:26,453 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:26,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:26,458 INFO L225 Difference]: With dead ends: 4385 [2022-03-01 17:00:26,458 INFO L226 Difference]: Without dead ends: 4385 [2022-03-01 17:00:26,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-03-01 17:00:26,458 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 983 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 2513 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 3252 SdHoareTripleChecker+Invalid, 2635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:26,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [983 Valid, 3252 Invalid, 2635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2513 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-01 17:00:26,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4385 states. [2022-03-01 17:00:26,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4385 to 2857. [2022-03-01 17:00:26,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2848 states have (on average 1.9455758426966292) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:26,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-01 17:00:26,491 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 143 [2022-03-01 17:00:26,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:26,492 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-01 17:00:26,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:26,492 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-01 17:00:26,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:26,493 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:26,493 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:26,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361 [2022-03-01 17:00:26,493 INFO L402 AbstractCegarLoop]: === Iteration 363 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:26,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:26,493 INFO L85 PathProgramCache]: Analyzing trace with hash -174939582, now seen corresponding path program 47 times [2022-03-01 17:00:26,493 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:26,493 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276779822] [2022-03-01 17:00:26,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:26,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:26,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:26,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:26,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:26,734 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276779822] [2022-03-01 17:00:26,734 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276779822] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:26,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:26,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-01 17:00:26,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1457024199] [2022-03-01 17:00:26,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:26,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-01 17:00:26,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:26,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-01 17:00:26,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-01 17:00:26,735 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:28,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:28,344 INFO L93 Difference]: Finished difference Result 4378 states and 8492 transitions. [2022-03-01 17:00:28,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-01 17:00:28,344 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:28,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:28,349 INFO L225 Difference]: With dead ends: 4378 [2022-03-01 17:00:28,349 INFO L226 Difference]: Without dead ends: 4378 [2022-03-01 17:00:28,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 532 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-03-01 17:00:28,350 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 988 mSDsluCounter, 3260 mSDsCounter, 0 mSdLazyCounter, 2779 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 988 SdHoareTripleChecker+Valid, 3522 SdHoareTripleChecker+Invalid, 2910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 2779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:28,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [988 Valid, 3522 Invalid, 2910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 2779 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:00:28,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4378 states. [2022-03-01 17:00:28,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4378 to 2775. [2022-03-01 17:00:28,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2775 states, 2766 states have (on average 1.9439624005784526) internal successors, (5377), 2774 states have internal predecessors, (5377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:28,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2775 states to 2775 states and 5377 transitions. [2022-03-01 17:00:28,376 INFO L78 Accepts]: Start accepts. Automaton has 2775 states and 5377 transitions. Word has length 143 [2022-03-01 17:00:28,377 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:28,377 INFO L470 AbstractCegarLoop]: Abstraction has 2775 states and 5377 transitions. [2022-03-01 17:00:28,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 2775 states and 5377 transitions. [2022-03-01 17:00:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:28,378 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:28,378 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:28,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable362 [2022-03-01 17:00:28,378 INFO L402 AbstractCegarLoop]: === Iteration 364 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:28,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:28,378 INFO L85 PathProgramCache]: Analyzing trace with hash -402364744, now seen corresponding path program 48 times [2022-03-01 17:00:28,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:28,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830103714] [2022-03-01 17:00:28,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:28,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:28,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:28,663 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:28,663 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830103714] [2022-03-01 17:00:28,663 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830103714] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:28,663 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:28,663 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-01 17:00:28,663 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112074821] [2022-03-01 17:00:28,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:28,663 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-01 17:00:28,663 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:28,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-01 17:00:28,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-01 17:00:28,664 INFO L87 Difference]: Start difference. First operand 2775 states and 5377 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:30,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:30,581 INFO L93 Difference]: Finished difference Result 4131 states and 7982 transitions. [2022-03-01 17:00:30,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-01 17:00:30,581 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:30,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:30,588 INFO L225 Difference]: With dead ends: 4131 [2022-03-01 17:00:30,588 INFO L226 Difference]: Without dead ends: 4131 [2022-03-01 17:00:30,589 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=587, Invalid=3073, Unknown=0, NotChecked=0, Total=3660 [2022-03-01 17:00:30,589 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1539 mSDsluCounter, 3196 mSDsCounter, 0 mSdLazyCounter, 2872 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 3463 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 2872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:30,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1539 Valid, 3463 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 2872 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-01 17:00:30,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4131 states. [2022-03-01 17:00:30,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4131 to 2774. [2022-03-01 17:00:30,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2774 states, 2765 states have (on average 1.9439421338155516) internal successors, (5375), 2773 states have internal predecessors, (5375), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:30,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2774 states to 2774 states and 5375 transitions. [2022-03-01 17:00:30,631 INFO L78 Accepts]: Start accepts. Automaton has 2774 states and 5375 transitions. Word has length 143 [2022-03-01 17:00:30,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:30,631 INFO L470 AbstractCegarLoop]: Abstraction has 2774 states and 5375 transitions. [2022-03-01 17:00:30,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:30,632 INFO L276 IsEmpty]: Start isEmpty. Operand 2774 states and 5375 transitions. [2022-03-01 17:00:30,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-01 17:00:30,633 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:30,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:30,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363 [2022-03-01 17:00:30,633 INFO L402 AbstractCegarLoop]: === Iteration 365 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:30,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:30,634 INFO L85 PathProgramCache]: Analyzing trace with hash -354997054, now seen corresponding path program 49 times [2022-03-01 17:00:30,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:30,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740188693] [2022-03-01 17:00:30,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:30,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:30,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:30,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:30,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740188693] [2022-03-01 17:00:30,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740188693] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:30,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:30,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-03-01 17:00:30,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419798849] [2022-03-01 17:00:30,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:30,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-01 17:00:30,941 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:30,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-01 17:00:30,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2022-03-01 17:00:30,942 INFO L87 Difference]: Start difference. First operand 2774 states and 5375 transitions. Second operand has 22 states, 21 states have (on average 6.809523809523809) internal successors, (143), 22 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:32,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:32,697 INFO L93 Difference]: Finished difference Result 4447 states and 8570 transitions. [2022-03-01 17:00:32,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-01 17:00:32,697 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.809523809523809) internal successors, (143), 22 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-01 17:00:32,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:32,702 INFO L225 Difference]: With dead ends: 4447 [2022-03-01 17:00:32,703 INFO L226 Difference]: Without dead ends: 4447 [2022-03-01 17:00:32,703 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1840 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=902, Invalid=5260, Unknown=0, NotChecked=0, Total=6162 [2022-03-01 17:00:32,703 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1652 mSDsluCounter, 3788 mSDsCounter, 0 mSdLazyCounter, 3807 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 4047 SdHoareTripleChecker+Invalid, 3931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 3807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:32,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 4047 Invalid, 3931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 3807 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-01 17:00:32,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4447 states. [2022-03-01 17:00:32,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4447 to 2565. [2022-03-01 17:00:32,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2557 states have (on average 1.940555338287055) internal successors, (4962), 2564 states have internal predecessors, (4962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:32,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4962 transitions. [2022-03-01 17:00:32,732 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4962 transitions. Word has length 143 [2022-03-01 17:00:32,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:32,732 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4962 transitions. [2022-03-01 17:00:32,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.809523809523809) internal successors, (143), 22 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:32,733 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4962 transitions. [2022-03-01 17:00:32,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-03-01 17:00:32,734 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:32,734 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:32,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable364 [2022-03-01 17:00:32,734 INFO L402 AbstractCegarLoop]: === Iteration 366 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:32,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:32,734 INFO L85 PathProgramCache]: Analyzing trace with hash 468396837, now seen corresponding path program 1 times [2022-03-01 17:00:32,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:32,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494102012] [2022-03-01 17:00:32,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:32,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:32,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:32,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:32,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:32,803 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494102012] [2022-03-01 17:00:32,803 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494102012] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:32,803 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:32,803 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:32,803 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796745226] [2022-03-01 17:00:32,803 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:32,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:32,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:32,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:32,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:32,803 INFO L87 Difference]: Start difference. First operand 2565 states and 4962 transitions. Second operand has 6 states, 5 states have (on average 29.8) internal successors, (149), 6 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:32,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:32,935 INFO L93 Difference]: Finished difference Result 2798 states and 5422 transitions. [2022-03-01 17:00:32,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:32,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.8) internal successors, (149), 6 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2022-03-01 17:00:32,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:32,938 INFO L225 Difference]: With dead ends: 2798 [2022-03-01 17:00:32,939 INFO L226 Difference]: Without dead ends: 2798 [2022-03-01 17:00:32,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:32,939 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 102 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:32,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 545 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-01 17:00:32,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2798 states. [2022-03-01 17:00:32,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2798 to 2672. [2022-03-01 17:00:32,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2672 states, 2664 states have (on average 1.9418168168168168) internal successors, (5173), 2671 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2672 states and 5173 transitions. [2022-03-01 17:00:32,963 INFO L78 Accepts]: Start accepts. Automaton has 2672 states and 5173 transitions. Word has length 149 [2022-03-01 17:00:32,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:32,963 INFO L470 AbstractCegarLoop]: Abstraction has 2672 states and 5173 transitions. [2022-03-01 17:00:32,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.8) internal successors, (149), 6 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:32,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2672 states and 5173 transitions. [2022-03-01 17:00:32,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-03-01 17:00:32,964 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:32,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:32,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable365 [2022-03-01 17:00:32,965 INFO L402 AbstractCegarLoop]: === Iteration 367 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:32,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:32,965 INFO L85 PathProgramCache]: Analyzing trace with hash 181189261, now seen corresponding path program 1 times [2022-03-01 17:00:32,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:32,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334979702] [2022-03-01 17:00:32,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:32,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:33,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:33,018 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:33,018 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334979702] [2022-03-01 17:00:33,018 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334979702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:33,018 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:33,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-01 17:00:33,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036527552] [2022-03-01 17:00:33,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:33,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-01 17:00:33,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:33,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-01 17:00:33,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 17:00:33,018 INFO L87 Difference]: Start difference. First operand 2672 states and 5173 transitions. Second operand has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:33,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:33,026 INFO L93 Difference]: Finished difference Result 1401 states and 2575 transitions. [2022-03-01 17:00:33,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-01 17:00:33,026 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2022-03-01 17:00:33,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:33,028 INFO L225 Difference]: With dead ends: 1401 [2022-03-01 17:00:33,028 INFO L226 Difference]: Without dead ends: 1401 [2022-03-01 17:00:33,028 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-01 17:00:33,028 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 56 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 348 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:33,028 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [56 Valid, 348 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 17:00:33,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1401 states. [2022-03-01 17:00:33,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1401 to 1231. [2022-03-01 17:00:33,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1231 states, 1229 states have (on average 1.8266883645240033) internal successors, (2245), 1230 states have internal predecessors, (2245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:33,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 1231 states and 2245 transitions. [2022-03-01 17:00:33,038 INFO L78 Accepts]: Start accepts. Automaton has 1231 states and 2245 transitions. Word has length 157 [2022-03-01 17:00:33,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:33,038 INFO L470 AbstractCegarLoop]: Abstraction has 1231 states and 2245 transitions. [2022-03-01 17:00:33,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.333333333333336) internal successors, (157), 3 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 2245 transitions. [2022-03-01 17:00:33,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-03-01 17:00:33,039 INFO L506 BasicCegarLoop]: Found error trace [2022-03-01 17:00:33,039 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:33,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable366 [2022-03-01 17:00:33,039 INFO L402 AbstractCegarLoop]: === Iteration 368 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-01 17:00:33,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-01 17:00:33,039 INFO L85 PathProgramCache]: Analyzing trace with hash -440034646, now seen corresponding path program 1 times [2022-03-01 17:00:33,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-01 17:00:33,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708296528] [2022-03-01 17:00:33,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-01 17:00:33,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-01 17:00:33,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-01 17:00:33,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-01 17:00:33,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-01 17:00:33,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708296528] [2022-03-01 17:00:33,112 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708296528] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-01 17:00:33,112 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-01 17:00:33,112 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-01 17:00:33,112 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440989832] [2022-03-01 17:00:33,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-01 17:00:33,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-01 17:00:33,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-01 17:00:33,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-01 17:00:33,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:33,113 INFO L87 Difference]: Start difference. First operand 1231 states and 2245 transitions. Second operand has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:33,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-01 17:00:33,147 INFO L93 Difference]: Finished difference Result 1221 states and 2227 transitions. [2022-03-01 17:00:33,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-01 17:00:33,148 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 157 [2022-03-01 17:00:33,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-01 17:00:33,148 INFO L225 Difference]: With dead ends: 1221 [2022-03-01 17:00:33,148 INFO L226 Difference]: Without dead ends: 0 [2022-03-01 17:00:33,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-01 17:00:33,148 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 32 mSDsluCounter, 144 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-01 17:00:33,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 357 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-01 17:00:33,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-03-01 17:00:33,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-03-01 17:00:33,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:33,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-03-01 17:00:33,149 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 157 [2022-03-01 17:00:33,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-01 17:00:33,149 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-03-01 17:00:33,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-01 17:00:33,154 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-03-01 17:00:33,154 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-03-01 17:00:33,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-03-01 17:00:33,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-03-01 17:00:33,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-03-01 17:00:33,156 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-03-01 17:00:33,157 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-03-01 17:00:33,158 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-03-01 17:00:33,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable367 [2022-03-01 17:00:33,160 INFO L732 BasicCegarLoop]: Path program histogram: [170, 70, 65, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-01 17:00:33,168 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-01 17:00:33,169 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-01 17:00:33,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.03 05:00:33 BasicIcfg [2022-03-01 17:00:33,173 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-01 17:00:33,173 INFO L158 Benchmark]: Toolchain (without parser) took 633641.81ms. Allocated memory was 201.3MB in the beginning and 784.3MB in the end (delta: 583.0MB). Free memory was 142.6MB in the beginning and 280.0MB in the end (delta: -137.3MB). Peak memory consumption was 446.4MB. Max. memory is 8.0GB. [2022-03-01 17:00:33,173 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 201.3MB. Free memory is still 161.4MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-01 17:00:33,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 559.38ms. Allocated memory was 201.3MB in the beginning and 252.7MB in the end (delta: 51.4MB). Free memory was 142.5MB in the beginning and 195.4MB in the end (delta: -52.9MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. [2022-03-01 17:00:33,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.80ms. Allocated memory is still 252.7MB. Free memory was 195.4MB in the beginning and 191.8MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-01 17:00:33,173 INFO L158 Benchmark]: Boogie Preprocessor took 24.14ms. Allocated memory is still 252.7MB. Free memory was 191.8MB in the beginning and 189.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-01 17:00:33,176 INFO L158 Benchmark]: RCFGBuilder took 429.88ms. Allocated memory is still 252.7MB. Free memory was 189.2MB in the beginning and 166.6MB in the end (delta: 22.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-03-01 17:00:33,177 INFO L158 Benchmark]: TraceAbstraction took 632585.91ms. Allocated memory was 252.7MB in the beginning and 784.3MB in the end (delta: 531.6MB). Free memory was 166.1MB in the beginning and 280.0MB in the end (delta: -113.8MB). Peak memory consumption was 417.3MB. Max. memory is 8.0GB. [2022-03-01 17:00:33,187 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 201.3MB. Free memory is still 161.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 559.38ms. Allocated memory was 201.3MB in the beginning and 252.7MB in the end (delta: 51.4MB). Free memory was 142.5MB in the beginning and 195.4MB in the end (delta: -52.9MB). Peak memory consumption was 8.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.80ms. Allocated memory is still 252.7MB. Free memory was 195.4MB in the beginning and 191.8MB in the end (delta: 3.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.14ms. Allocated memory is still 252.7MB. Free memory was 191.8MB in the beginning and 189.2MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 429.88ms. Allocated memory is still 252.7MB. Free memory was 189.2MB in the beginning and 166.6MB in the end (delta: 22.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 632585.91ms. Allocated memory was 252.7MB in the beginning and 784.3MB in the end (delta: 531.6MB). Free memory was 166.1MB in the beginning and 280.0MB in the end (delta: -113.8MB). Peak memory consumption was 417.3MB. 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 - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1248]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1249]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1250]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1250]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1253]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1253]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1254]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1228]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1229]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1238]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1239]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1239]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1240]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 279 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 632.5s, OverallIterations: 368, TraceHistogramMax: 1, PathProgramHistogramMax: 170, EmptinessCheckTime: 0.5s, AutomataDifference: 536.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 430480 SdHoareTripleChecker+Valid, 349.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 430480 mSDsluCounter, 1225756 SdHoareTripleChecker+Invalid, 292.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1112499 mSDsCounter, 74853 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 947152 IncrementalHoareTripleChecker+Invalid, 1022005 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74853 mSolverCounterUnsat, 114355 mSDtfsCounter, 947152 mSolverCounterSat, 2.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20599 GetRequests, 524 SyntacticMatches, 0 SemanticMatches, 20075 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 338769 ImplicationChecksByTransitivity, 203.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3390occurred in iteration=164, InterpolantAutomatonStates: 16742, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.2s AutomataMinimizationTime, 368 MinimizatonAttempts, 785803 StatesRemovedByMinimization, 362 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.5s SatisfiabilityAnalysisTime, 71.3s InterpolantComputationTime, 49076 NumberOfCodeBlocks, 49076 NumberOfCodeBlocksAsserted, 368 NumberOfCheckSat, 48708 ConstructedInterpolants, 0 QuantifiedInterpolants, 454269 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 368 InterpolantComputations, 368 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-03-01 17:00:33,255 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...