/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_06-ptra_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:44:11,743 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2022-02-10 23:44:11,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:44:11,836 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:44:11,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:44:11,839 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 [2022-02-10 23:44:11,865 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:44:11,866 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:44:11,866 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:44:11,866 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:44:11,867 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:44:11,867 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:44:11,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:44:11,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:44:11,867 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:44:11,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:44:11,868 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:44:11,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:44:11,868 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:44:11,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:44:11,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:44:11,869 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:44:11,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:44:11,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:44:11,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:44:11,871 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:44:12,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:44:12,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:44:12,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:44:12,094 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:44:12,107 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:44:12,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i [2022-02-10 23:44:12,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c701b005f/5c4fd07fd0304b639c3ea9cc88842d8f/FLAG5b0043dd4 [2022-02-10 23:44:12,560 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:44:12,561 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_06-ptra_nr.i [2022-02-10 23:44:12,591 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c701b005f/5c4fd07fd0304b639c3ea9cc88842d8f/FLAG5b0043dd4 [2022-02-10 23:44:12,893 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c701b005f/5c4fd07fd0304b639c3ea9cc88842d8f [2022-02-10 23:44:12,895 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:44:12,895 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:44:12,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:44:12,898 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:44:12,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:44:12,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:44:12" (1/1) ... [2022-02-10 23:44:12,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@689a8635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:12, skipping insertion in model container [2022-02-10 23:44:12,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:44:12" (1/1) ... [2022-02-10 23:44:12,908 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:44:12,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:44:13,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:44:13,453 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:44:13,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:44:13,556 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:44:13,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13 WrapperNode [2022-02-10 23:44:13,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:44:13,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:44:13,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:44:13,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:44:13,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,589 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,625 INFO L137 Inliner]: procedures = 368, calls = 36, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 214 [2022-02-10 23:44:13,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:44:13,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:44:13,626 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:44:13,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:44:13,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,669 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:44:13,680 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:44:13,680 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:44:13,680 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:44:13,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (1/1) ... [2022-02-10 23:44:13,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:44:13,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:44:13,718 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) [2022-02-10 23:44:13,720 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 [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:44:13,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 23:44:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-10 23:44:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-10 23:44:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:44:13,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:44:13,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:44:13,747 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:44:13,834 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:44:13,835 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:44:14,145 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:44:14,151 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:44:14,152 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:44:14,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:44:14 BoogieIcfgContainer [2022-02-10 23:44:14,153 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:44:14,154 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:44:14,154 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:44:14,156 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:44:14,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:44:12" (1/3) ... [2022-02-10 23:44:14,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c15c120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:44:14, skipping insertion in model container [2022-02-10 23:44:14,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:44:13" (2/3) ... [2022-02-10 23:44:14,157 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c15c120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:44:14, skipping insertion in model container [2022-02-10 23:44:14,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:44:14" (3/3) ... [2022-02-10 23:44:14,158 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_06-ptra_nr.i [2022-02-10 23:44:14,161 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:44:14,161 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:44:14,161 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 22 error locations. [2022-02-10 23:44:14,161 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:44:14,221 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,221 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,221 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,221 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,221 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,222 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,222 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,222 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,222 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,222 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,222 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,223 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,223 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,223 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,223 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,223 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,224 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,224 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,224 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,224 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,224 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,224 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,225 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,225 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,227 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,227 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,227 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,227 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,227 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,228 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,229 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,229 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,230 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,231 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,232 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,233 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,234 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,235 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,235 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,235 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,236 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,237 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,238 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,238 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,238 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,242 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,243 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,247 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,248 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,249 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,250 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,251 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,252 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,253 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,254 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,255 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,256 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,257 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,258 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,259 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,263 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,264 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,265 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,266 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,271 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~sp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,272 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,273 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,274 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,274 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_~ip~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,274 WARN L322 ript$VariableManager]: TermVariable |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:44:14,275 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-10 23:44:14,316 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:44:14,321 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, 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 [2022-02-10 23:44:14,321 INFO L340 AbstractCegarLoop]: Starting to check reachability of 30 error locations. [2022-02-10 23:44:14,329 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 257 places, 253 transitions, 511 flow [2022-02-10 23:44:14,436 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2622 states, 2579 states have (on average 1.934858472276076) internal successors, (4990), 2621 states have internal predecessors, (4990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 2622 states, 2579 states have (on average 1.934858472276076) internal successors, (4990), 2621 states have internal predecessors, (4990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-02-10 23:44:14,445 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:14,446 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:14,446 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:14,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:14,450 INFO L85 PathProgramCache]: Analyzing trace with hash -516461519, now seen corresponding path program 1 times [2022-02-10 23:44:14,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:14,456 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919653233] [2022-02-10 23:44:14,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:14,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:14,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:14,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:14,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919653233] [2022-02-10 23:44:14,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919653233] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:14,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:14,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:14,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619876411] [2022-02-10 23:44:14,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:14,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:14,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:14,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:14,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:14,748 INFO L87 Difference]: Start difference. First operand has 2622 states, 2579 states have (on average 1.934858472276076) internal successors, (4990), 2621 states have internal predecessors, (4990), 0 states have call successors, (0), 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 9.8) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:14,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:14,971 INFO L93 Difference]: Finished difference Result 2619 states and 4987 transitions. [2022-02-10 23:44:14,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:14,973 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 49 [2022-02-10 23:44:14,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:14,994 INFO L225 Difference]: With dead ends: 2619 [2022-02-10 23:44:14,994 INFO L226 Difference]: Without dead ends: 2619 [2022-02-10 23:44:14,995 INFO L933 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 [2022-02-10 23:44:14,997 INFO L934 BasicCegarLoop]: 236 mSDtfsCounter, 9 mSDsluCounter, 300 mSDsCounter, 0 mSdLazyCounter, 192 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 534 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:14,997 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 534 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 192 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:44:15,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2619 states. [2022-02-10 23:44:15,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2619 to 2619. [2022-02-10 23:44:15,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2619 states, 2579 states have (on average 1.9336952307095774) internal successors, (4987), 2618 states have internal predecessors, (4987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2619 states to 2619 states and 4987 transitions. [2022-02-10 23:44:15,094 INFO L78 Accepts]: Start accepts. Automaton has 2619 states and 4987 transitions. Word has length 49 [2022-02-10 23:44:15,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:15,094 INFO L470 AbstractCegarLoop]: Abstraction has 2619 states and 4987 transitions. [2022-02-10 23:44:15,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.8) internal successors, (49), 6 states have internal predecessors, (49), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,095 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 4987 transitions. [2022-02-10 23:44:15,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-02-10 23:44:15,095 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:15,095 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:15,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:44:15,096 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:15,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:15,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1428599810, now seen corresponding path program 1 times [2022-02-10 23:44:15,097 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:15,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619705718] [2022-02-10 23:44:15,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:15,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:15,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:15,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:15,209 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:15,209 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [619705718] [2022-02-10 23:44:15,209 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [619705718] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:15,209 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:15,209 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:15,209 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318717269] [2022-02-10 23:44:15,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:15,210 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:15,210 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:15,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:15,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:15,211 INFO L87 Difference]: Start difference. First operand 2619 states and 4987 transitions. Second operand has 6 states, 5 states have (on average 11.4) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:15,422 INFO L93 Difference]: Finished difference Result 2616 states and 4984 transitions. [2022-02-10 23:44:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:15,423 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 57 [2022-02-10 23:44:15,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:15,430 INFO L225 Difference]: With dead ends: 2616 [2022-02-10 23:44:15,430 INFO L226 Difference]: Without dead ends: 2616 [2022-02-10 23:44:15,430 INFO L933 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 [2022-02-10 23:44:15,443 INFO L934 BasicCegarLoop]: 233 mSDtfsCounter, 6 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 680 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:15,444 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 680 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:44:15,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2616 states. [2022-02-10 23:44:15,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2616 to 2616. [2022-02-10 23:44:15,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2616 states, 2579 states have (on average 1.9325319891430788) internal successors, (4984), 2615 states have internal predecessors, (4984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 4984 transitions. [2022-02-10 23:44:15,489 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 4984 transitions. Word has length 57 [2022-02-10 23:44:15,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:15,489 INFO L470 AbstractCegarLoop]: Abstraction has 2616 states and 4984 transitions. [2022-02-10 23:44:15,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.4) internal successors, (57), 6 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 4984 transitions. [2022-02-10 23:44:15,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-02-10 23:44:15,490 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:15,490 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:15,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:44:15,491 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:15,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:15,491 INFO L85 PathProgramCache]: Analyzing trace with hash 1610562284, now seen corresponding path program 1 times [2022-02-10 23:44:15,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:15,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548425413] [2022-02-10 23:44:15,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:15,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:15,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:15,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:15,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548425413] [2022-02-10 23:44:15,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548425413] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:15,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:15,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:44:15,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971520346] [2022-02-10 23:44:15,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:15,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:44:15,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:15,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:44:15,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:44:15,581 INFO L87 Difference]: Start difference. First operand 2616 states and 4984 transitions. Second operand has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:15,634 INFO L93 Difference]: Finished difference Result 2615 states and 4983 transitions. [2022-02-10 23:44:15,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:44:15,636 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 64 [2022-02-10 23:44:15,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:15,643 INFO L225 Difference]: With dead ends: 2615 [2022-02-10 23:44:15,643 INFO L226 Difference]: Without dead ends: 2615 [2022-02-10 23:44:15,644 INFO L933 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 [2022-02-10 23:44:15,644 INFO L934 BasicCegarLoop]: 243 mSDtfsCounter, 2 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 466 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 [2022-02-10 23:44:15,645 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 466 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:44:15,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2615 states. [2022-02-10 23:44:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2615 to 2615. [2022-02-10 23:44:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2615 states, 2579 states have (on average 1.9321442419542458) internal successors, (4983), 2614 states have internal predecessors, (4983), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2615 states and 4983 transitions. [2022-02-10 23:44:15,688 INFO L78 Accepts]: Start accepts. Automaton has 2615 states and 4983 transitions. Word has length 64 [2022-02-10 23:44:15,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:15,689 INFO L470 AbstractCegarLoop]: Abstraction has 2615 states and 4983 transitions. [2022-02-10 23:44:15,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 4983 transitions. [2022-02-10 23:44:15,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-10 23:44:15,689 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:15,690 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:15,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:44:15,690 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:15,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:15,691 INFO L85 PathProgramCache]: Analyzing trace with hash -2022060933, now seen corresponding path program 1 times [2022-02-10 23:44:15,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:15,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691873075] [2022-02-10 23:44:15,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:15,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:15,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:15,757 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:15,757 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691873075] [2022-02-10 23:44:15,757 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691873075] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:15,757 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:15,757 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:44:15,757 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837793289] [2022-02-10 23:44:15,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:15,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:44:15,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:15,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:44:15,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:44:15,759 INFO L87 Difference]: Start difference. First operand 2615 states and 4983 transitions. Second operand has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:15,780 INFO L93 Difference]: Finished difference Result 2473 states and 4704 transitions. [2022-02-10 23:44:15,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:44:15,780 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-02-10 23:44:15,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:15,789 INFO L225 Difference]: With dead ends: 2473 [2022-02-10 23:44:15,789 INFO L226 Difference]: Without dead ends: 2473 [2022-02-10 23:44:15,789 INFO L933 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 [2022-02-10 23:44:15,793 INFO L934 BasicCegarLoop]: 234 mSDtfsCounter, 169 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 298 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 [2022-02-10 23:44:15,793 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [169 Valid, 298 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:44:15,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2473 states. [2022-02-10 23:44:15,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2473 to 2473. [2022-02-10 23:44:15,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2473 states, 2453 states have (on average 1.9176518548715857) internal successors, (4704), 2472 states have internal predecessors, (4704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2473 states to 2473 states and 4704 transitions. [2022-02-10 23:44:15,866 INFO L78 Accepts]: Start accepts. Automaton has 2473 states and 4704 transitions. Word has length 68 [2022-02-10 23:44:15,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:15,866 INFO L470 AbstractCegarLoop]: Abstraction has 2473 states and 4704 transitions. [2022-02-10 23:44:15,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.0) internal successors, (68), 3 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,866 INFO L276 IsEmpty]: Start isEmpty. Operand 2473 states and 4704 transitions. [2022-02-10 23:44:15,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-02-10 23:44:15,870 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:15,870 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:15,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:44:15,871 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:15,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:15,873 INFO L85 PathProgramCache]: Analyzing trace with hash -613351204, now seen corresponding path program 1 times [2022-02-10 23:44:15,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:15,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212538964] [2022-02-10 23:44:15,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:15,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212538964] [2022-02-10 23:44:16,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212538964] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:16,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470189543] [2022-02-10 23:44:16,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:16,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:16,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:16,022 INFO L87 Difference]: Start difference. First operand 2473 states and 4704 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,125 INFO L93 Difference]: Finished difference Result 2472 states and 4703 transitions. [2022-02-10 23:44:16,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:16,126 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2022-02-10 23:44:16,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,134 INFO L225 Difference]: With dead ends: 2472 [2022-02-10 23:44:16,134 INFO L226 Difference]: Without dead ends: 2472 [2022-02-10 23:44:16,134 INFO L933 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 [2022-02-10 23:44:16,138 INFO L934 BasicCegarLoop]: 234 mSDtfsCounter, 3 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,138 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 385 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:44:16,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2472 states. [2022-02-10 23:44:16,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2472 to 2472. [2022-02-10 23:44:16,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2472 states, 2453 states have (on average 1.9172441907867916) internal successors, (4703), 2471 states have internal predecessors, (4703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2472 states to 2472 states and 4703 transitions. [2022-02-10 23:44:16,184 INFO L78 Accepts]: Start accepts. Automaton has 2472 states and 4703 transitions. Word has length 99 [2022-02-10 23:44:16,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,185 INFO L470 AbstractCegarLoop]: Abstraction has 2472 states and 4703 transitions. [2022-02-10 23:44:16,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,186 INFO L276 IsEmpty]: Start isEmpty. Operand 2472 states and 4703 transitions. [2022-02-10 23:44:16,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-02-10 23:44:16,190 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,190 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:44:16,190 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:16,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1810113207, now seen corresponding path program 1 times [2022-02-10 23:44:16,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731456614] [2022-02-10 23:44:16,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731456614] [2022-02-10 23:44:16,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731456614] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:44:16,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1492560447] [2022-02-10 23:44:16,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:44:16,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:44:16,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:44:16,258 INFO L87 Difference]: Start difference. First operand 2472 states and 4703 transitions. Second operand has 3 states, 2 states have (on average 52.5) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,272 INFO L93 Difference]: Finished difference Result 2471 states and 4702 transitions. [2022-02-10 23:44:16,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:44:16,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 52.5) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2022-02-10 23:44:16,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,280 INFO L225 Difference]: With dead ends: 2471 [2022-02-10 23:44:16,281 INFO L226 Difference]: Without dead ends: 2471 [2022-02-10 23:44:16,281 INFO L933 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 [2022-02-10 23:44:16,282 INFO L934 BasicCegarLoop]: 236 mSDtfsCounter, 2 mSDsluCounter, 229 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 464 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,284 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 464 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:44:16,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2471 states. [2022-02-10 23:44:16,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2471 to 2471. [2022-02-10 23:44:16,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2471 states, 2453 states have (on average 1.9168365267019976) internal successors, (4702), 2470 states have internal predecessors, (4702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2471 states to 2471 states and 4702 transitions. [2022-02-10 23:44:16,315 INFO L78 Accepts]: Start accepts. Automaton has 2471 states and 4702 transitions. Word has length 105 [2022-02-10 23:44:16,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,315 INFO L470 AbstractCegarLoop]: Abstraction has 2471 states and 4702 transitions. [2022-02-10 23:44:16,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 52.5) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2471 states and 4702 transitions. [2022-02-10 23:44:16,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-02-10 23:44:16,316 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,316 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:44:16,316 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:16,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1037635221, now seen corresponding path program 1 times [2022-02-10 23:44:16,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314540878] [2022-02-10 23:44:16,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314540878] [2022-02-10 23:44:16,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314540878] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,349 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,349 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-10 23:44:16,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163265347] [2022-02-10 23:44:16,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:44:16,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:44:16,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:44:16,350 INFO L87 Difference]: Start difference. First operand 2471 states and 4702 transitions. Second operand has 3 states, 2 states have (on average 54.5) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,361 INFO L93 Difference]: Finished difference Result 2470 states and 4701 transitions. [2022-02-10 23:44:16,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:44:16,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 54.5) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 109 [2022-02-10 23:44:16,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,368 INFO L225 Difference]: With dead ends: 2470 [2022-02-10 23:44:16,368 INFO L226 Difference]: Without dead ends: 2470 [2022-02-10 23:44:16,368 INFO L933 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 [2022-02-10 23:44:16,368 INFO L934 BasicCegarLoop]: 235 mSDtfsCounter, 129 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,369 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [129 Valid, 340 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:44:16,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2470 states. [2022-02-10 23:44:16,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2470 to 2470. [2022-02-10 23:44:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2470 states, 2453 states have (on average 1.9164288626172035) internal successors, (4701), 2469 states have internal predecessors, (4701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2470 states to 2470 states and 4701 transitions. [2022-02-10 23:44:16,421 INFO L78 Accepts]: Start accepts. Automaton has 2470 states and 4701 transitions. Word has length 109 [2022-02-10 23:44:16,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,421 INFO L470 AbstractCegarLoop]: Abstraction has 2470 states and 4701 transitions. [2022-02-10 23:44:16,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 54.5) internal successors, (109), 3 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2470 states and 4701 transitions. [2022-02-10 23:44:16,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-02-10 23:44:16,422 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,422 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:44:16,423 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:16,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,423 INFO L85 PathProgramCache]: Analyzing trace with hash 857326273, now seen corresponding path program 1 times [2022-02-10 23:44:16,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647019025] [2022-02-10 23:44:16,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,514 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,514 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647019025] [2022-02-10 23:44:16,514 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647019025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,514 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,514 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:16,514 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530230780] [2022-02-10 23:44:16,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,514 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:16,514 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,515 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:16,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:16,515 INFO L87 Difference]: Start difference. First operand 2470 states and 4701 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) [2022-02-10 23:44:16,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:16,817 INFO L93 Difference]: Finished difference Result 3644 states and 6960 transitions. [2022-02-10 23:44:16,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:16,818 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 [2022-02-10 23:44:16,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:16,842 INFO L225 Difference]: With dead ends: 3644 [2022-02-10 23:44:16,842 INFO L226 Difference]: Without dead ends: 3644 [2022-02-10 23:44:16,843 INFO L933 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 [2022-02-10 23:44:16,843 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 286 mSDsluCounter, 408 mSDsCounter, 0 mSdLazyCounter, 395 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 286 SdHoareTripleChecker+Valid, 780 SdHoareTripleChecker+Invalid, 454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 395 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:16,843 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [286 Valid, 780 Invalid, 454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 395 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-02-10 23:44:16,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3644 states. [2022-02-10 23:44:16,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3644 to 2608. [2022-02-10 23:44:16,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2594 states have (on average 1.9167309175019276) internal successors, (4972), 2607 states have internal predecessors, (4972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4972 transitions. [2022-02-10 23:44:16,892 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4972 transitions. Word has length 149 [2022-02-10 23:44:16,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:16,893 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4972 transitions. [2022-02-10 23:44:16,893 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) [2022-02-10 23:44:16,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4972 transitions. [2022-02-10 23:44:16,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-02-10 23:44:16,895 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:16,895 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:16,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:44:16,896 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:16,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:16,896 INFO L85 PathProgramCache]: Analyzing trace with hash 1589605620, now seen corresponding path program 1 times [2022-02-10 23:44:16,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:16,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1184602489] [2022-02-10 23:44:16,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:16,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:16,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:17,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:17,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:17,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1184602489] [2022-02-10 23:44:17,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1184602489] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:17,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:17,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:17,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766044839] [2022-02-10 23:44:17,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:17,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:17,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:17,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:17,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:17,023 INFO L87 Difference]: Start difference. First operand 2608 states and 4972 transitions. Second operand has 6 states, 5 states have (on average 30.8) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:17,189 INFO L93 Difference]: Finished difference Result 2720 states and 5191 transitions. [2022-02-10 23:44:17,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:17,189 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 30.8) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-02-10 23:44:17,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:17,193 INFO L225 Difference]: With dead ends: 2720 [2022-02-10 23:44:17,193 INFO L226 Difference]: Without dead ends: 2720 [2022-02-10 23:44:17,193 INFO L933 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 [2022-02-10 23:44:17,194 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 103 mSDsluCounter, 237 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 552 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:17,194 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [103 Valid, 552 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:44:17,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2720 states. [2022-02-10 23:44:17,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2720 to 2693. [2022-02-10 23:44:17,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2693 states, 2679 states have (on average 1.9178798058977231) internal successors, (5138), 2692 states have internal predecessors, (5138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 2693 states and 5138 transitions. [2022-02-10 23:44:17,229 INFO L78 Accepts]: Start accepts. Automaton has 2693 states and 5138 transitions. Word has length 154 [2022-02-10 23:44:17,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:17,229 INFO L470 AbstractCegarLoop]: Abstraction has 2693 states and 5138 transitions. [2022-02-10 23:44:17,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 30.8) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,229 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 5138 transitions. [2022-02-10 23:44:17,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-02-10 23:44:17,230 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:17,230 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:17,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:44:17,231 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:17,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:17,231 INFO L85 PathProgramCache]: Analyzing trace with hash 608885980, now seen corresponding path program 1 times [2022-02-10 23:44:17,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:17,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314409728] [2022-02-10 23:44:17,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:17,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:17,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:17,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:17,324 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:17,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314409728] [2022-02-10 23:44:17,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314409728] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:17,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:17,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:17,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447192790] [2022-02-10 23:44:17,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:17,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:17,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:17,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:17,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:17,325 INFO L87 Difference]: Start difference. First operand 2693 states and 5138 transitions. Second operand has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:17,561 INFO L93 Difference]: Finished difference Result 3361 states and 6404 transitions. [2022-02-10 23:44:17,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:17,562 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 158 [2022-02-10 23:44:17,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:17,567 INFO L225 Difference]: With dead ends: 3361 [2022-02-10 23:44:17,567 INFO L226 Difference]: Without dead ends: 3246 [2022-02-10 23:44:17,567 INFO L933 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 [2022-02-10 23:44:17,568 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 219 mSDsluCounter, 310 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 346 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:17,568 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [219 Valid, 696 Invalid, 346 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:44:17,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3246 states. [2022-02-10 23:44:17,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3246 to 2778. [2022-02-10 23:44:17,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2778 states, 2764 states have (on average 1.9171490593342981) internal successors, (5299), 2777 states have internal predecessors, (5299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2778 states and 5299 transitions. [2022-02-10 23:44:17,605 INFO L78 Accepts]: Start accepts. Automaton has 2778 states and 5299 transitions. Word has length 158 [2022-02-10 23:44:17,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:17,605 INFO L470 AbstractCegarLoop]: Abstraction has 2778 states and 5299 transitions. [2022-02-10 23:44:17,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 5299 transitions. [2022-02-10 23:44:17,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-02-10 23:44:17,606 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:17,606 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:17,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:44:17,607 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:17,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:17,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1956024071, now seen corresponding path program 1 times [2022-02-10 23:44:17,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:17,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519570326] [2022-02-10 23:44:17,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:17,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:17,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:17,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:17,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:17,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519570326] [2022-02-10 23:44:17,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519570326] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:17,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:17,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:17,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [326049906] [2022-02-10 23:44:17,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:17,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:17,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:17,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:17,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:17,711 INFO L87 Difference]: Start difference. First operand 2778 states and 5299 transitions. Second operand has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:17,955 INFO L93 Difference]: Finished difference Result 2892 states and 5522 transitions. [2022-02-10 23:44:17,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:17,956 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2022-02-10 23:44:17,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:17,960 INFO L225 Difference]: With dead ends: 2892 [2022-02-10 23:44:17,960 INFO L226 Difference]: Without dead ends: 2892 [2022-02-10 23:44:17,960 INFO L933 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 [2022-02-10 23:44:17,960 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 101 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 879 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:17,961 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 879 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:44:17,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2892 states. [2022-02-10 23:44:17,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2892 to 2862. [2022-02-10 23:44:17,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2848 states have (on average 1.918188202247191) internal successors, (5463), 2861 states have internal predecessors, (5463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:18,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5463 transitions. [2022-02-10 23:44:18,004 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5463 transitions. Word has length 162 [2022-02-10 23:44:18,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:18,004 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5463 transitions. [2022-02-10 23:44:18,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:18,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5463 transitions. [2022-02-10 23:44:18,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:18,006 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:18,006 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:18,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 23:44:18,006 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:18,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:18,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1688036830, now seen corresponding path program 1 times [2022-02-10 23:44:18,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:18,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334389391] [2022-02-10 23:44:18,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:18,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:18,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:18,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:18,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334389391] [2022-02-10 23:44:18,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334389391] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:18,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:18,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:18,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078690717] [2022-02-10 23:44:18,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:18,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:18,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:18,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:18,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:18,285 INFO L87 Difference]: Start difference. First operand 2862 states and 5463 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:19,298 INFO L93 Difference]: Finished difference Result 4419 states and 8476 transitions. [2022-02-10 23:44:19,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:19,299 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:19,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:19,306 INFO L225 Difference]: With dead ends: 4419 [2022-02-10 23:44:19,306 INFO L226 Difference]: Without dead ends: 4419 [2022-02-10 23:44:19,306 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=225, Invalid=587, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:44:19,307 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 658 mSDsluCounter, 1684 mSDsCounter, 0 mSdLazyCounter, 1444 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 658 SdHoareTripleChecker+Valid, 2051 SdHoareTripleChecker+Invalid, 1591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:19,307 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [658 Valid, 2051 Invalid, 1591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1444 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:19,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4419 states. [2022-02-10 23:44:19,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4419 to 2910. [2022-02-10 23:44:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2910 states, 2896 states have (on average 1.9195441988950277) internal successors, (5559), 2909 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) [2022-02-10 23:44:19,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2910 states and 5559 transitions. [2022-02-10 23:44:19,349 INFO L78 Accepts]: Start accepts. Automaton has 2910 states and 5559 transitions. Word has length 164 [2022-02-10 23:44:19,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:19,349 INFO L470 AbstractCegarLoop]: Abstraction has 2910 states and 5559 transitions. [2022-02-10 23:44:19,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:19,349 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 5559 transitions. [2022-02-10 23:44:19,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:19,351 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:19,351 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:19,351 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 23:44:19,351 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:19,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:19,351 INFO L85 PathProgramCache]: Analyzing trace with hash -1000238350, now seen corresponding path program 2 times [2022-02-10 23:44:19,351 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:19,351 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146848298] [2022-02-10 23:44:19,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:19,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:19,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:19,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:19,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146848298] [2022-02-10 23:44:19,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146848298] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:19,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:19,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:19,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883256839] [2022-02-10 23:44:19,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:19,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:19,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:19,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:19,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:19,575 INFO L87 Difference]: Start difference. First operand 2910 states and 5559 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:20,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:20,549 INFO L93 Difference]: Finished difference Result 4506 states and 8650 transitions. [2022-02-10 23:44:20,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:20,549 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:20,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:20,556 INFO L225 Difference]: With dead ends: 4506 [2022-02-10 23:44:20,556 INFO L226 Difference]: Without dead ends: 4506 [2022-02-10 23:44:20,556 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=287, Invalid=903, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:20,557 INFO L934 BasicCegarLoop]: 366 mSDtfsCounter, 605 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1532 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:20,557 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 2079 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1532 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:20,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4506 states. [2022-02-10 23:44:20,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4506 to 2927. [2022-02-10 23:44:20,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2927 states, 2913 states have (on average 1.920013731548232) internal successors, (5593), 2926 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) [2022-02-10 23:44:20,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 5593 transitions. [2022-02-10 23:44:20,595 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 5593 transitions. Word has length 164 [2022-02-10 23:44:20,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:20,595 INFO L470 AbstractCegarLoop]: Abstraction has 2927 states and 5593 transitions. [2022-02-10 23:44:20,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:20,596 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5593 transitions. [2022-02-10 23:44:20,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:20,597 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:20,597 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:20,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 23:44:20,597 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:20,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:20,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1100974238, now seen corresponding path program 3 times [2022-02-10 23:44:20,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:20,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735903457] [2022-02-10 23:44:20,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:20,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:20,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:20,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:20,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735903457] [2022-02-10 23:44:20,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735903457] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:20,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:20,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:20,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902611827] [2022-02-10 23:44:20,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:20,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:20,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:20,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:20,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:20,807 INFO L87 Difference]: Start difference. First operand 2927 states and 5593 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:21,631 INFO L93 Difference]: Finished difference Result 5026 states and 9680 transitions. [2022-02-10 23:44:21,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:44:21,631 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:21,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:21,639 INFO L225 Difference]: With dead ends: 5026 [2022-02-10 23:44:21,640 INFO L226 Difference]: Without dead ends: 5026 [2022-02-10 23:44:21,640 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=497, Unknown=0, NotChecked=0, Total=650 [2022-02-10 23:44:21,640 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 668 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1432 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 2388 SdHoareTripleChecker+Invalid, 1553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:21,640 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 2388 Invalid, 1553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1432 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:21,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5026 states. [2022-02-10 23:44:21,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5026 to 2910. [2022-02-10 23:44:21,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2910 states, 2896 states have (on average 1.9195441988950277) internal successors, (5559), 2909 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) [2022-02-10 23:44:21,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2910 states to 2910 states and 5559 transitions. [2022-02-10 23:44:21,694 INFO L78 Accepts]: Start accepts. Automaton has 2910 states and 5559 transitions. Word has length 164 [2022-02-10 23:44:21,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:21,694 INFO L470 AbstractCegarLoop]: Abstraction has 2910 states and 5559 transitions. [2022-02-10 23:44:21,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2910 states and 5559 transitions. [2022-02-10 23:44:21,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:21,695 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:21,695 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:21,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 23:44:21,696 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:21,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:21,696 INFO L85 PathProgramCache]: Analyzing trace with hash -262296869, now seen corresponding path program 1 times [2022-02-10 23:44:21,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:21,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135883783] [2022-02-10 23:44:21,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:21,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:21,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:21,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135883783] [2022-02-10 23:44:21,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135883783] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:21,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:21,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:21,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044910687] [2022-02-10 23:44:21,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:21,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:21,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:21,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:21,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:21,903 INFO L87 Difference]: Start difference. First operand 2910 states and 5559 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:22,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:22,383 INFO L93 Difference]: Finished difference Result 2914 states and 5566 transitions. [2022-02-10 23:44:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-02-10 23:44:22,384 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:22,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:22,388 INFO L225 Difference]: With dead ends: 2914 [2022-02-10 23:44:22,388 INFO L226 Difference]: Without dead ends: 2914 [2022-02-10 23:44:22,388 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:44:22,389 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 548 mSDsluCounter, 1840 mSDsCounter, 0 mSdLazyCounter, 778 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 548 SdHoareTripleChecker+Valid, 2207 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:22,389 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [548 Valid, 2207 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 778 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:44:22,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2914 states. [2022-02-10 23:44:22,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2914 to 2845. [2022-02-10 23:44:22,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2845 states, 2832 states have (on average 1.9170197740112995) internal successors, (5429), 2844 states have internal predecessors, (5429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:22,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2845 states and 5429 transitions. [2022-02-10 23:44:22,417 INFO L78 Accepts]: Start accepts. Automaton has 2845 states and 5429 transitions. Word has length 164 [2022-02-10 23:44:22,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:22,418 INFO L470 AbstractCegarLoop]: Abstraction has 2845 states and 5429 transitions. [2022-02-10 23:44:22,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:22,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 5429 transitions. [2022-02-10 23:44:22,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:22,419 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:22,419 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:22,419 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 23:44:22,419 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:22,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:22,420 INFO L85 PathProgramCache]: Analyzing trace with hash -1241561380, now seen corresponding path program 4 times [2022-02-10 23:44:22,420 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:22,420 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655130058] [2022-02-10 23:44:22,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:22,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:22,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:22,622 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:22,622 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655130058] [2022-02-10 23:44:22,625 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655130058] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:22,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:22,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:22,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666945259] [2022-02-10 23:44:22,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:22,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:22,626 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:22,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:22,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:22,626 INFO L87 Difference]: Start difference. First operand 2845 states and 5429 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:23,543 INFO L93 Difference]: Finished difference Result 4351 states and 8346 transitions. [2022-02-10 23:44:23,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:23,543 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:23,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:23,550 INFO L225 Difference]: With dead ends: 4351 [2022-02-10 23:44:23,550 INFO L226 Difference]: Without dead ends: 4351 [2022-02-10 23:44:23,551 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=574, Unknown=0, NotChecked=0, Total=756 [2022-02-10 23:44:23,551 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 707 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 707 SdHoareTripleChecker+Valid, 2405 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:23,551 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [707 Valid, 2405 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:23,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4351 states. [2022-02-10 23:44:23,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4351 to 2845. [2022-02-10 23:44:23,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2845 states, 2832 states have (on average 1.9170197740112995) internal successors, (5429), 2844 states have internal predecessors, (5429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2845 states and 5429 transitions. [2022-02-10 23:44:23,588 INFO L78 Accepts]: Start accepts. Automaton has 2845 states and 5429 transitions. Word has length 164 [2022-02-10 23:44:23,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:23,589 INFO L470 AbstractCegarLoop]: Abstraction has 2845 states and 5429 transitions. [2022-02-10 23:44:23,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 5429 transitions. [2022-02-10 23:44:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:23,590 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:23,590 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:23,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 23:44:23,591 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:23,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:23,591 INFO L85 PathProgramCache]: Analyzing trace with hash 238602874, now seen corresponding path program 5 times [2022-02-10 23:44:23,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:23,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176340559] [2022-02-10 23:44:23,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:23,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:23,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:23,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:23,783 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:23,783 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176340559] [2022-02-10 23:44:23,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176340559] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:23,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:23,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:23,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196240931] [2022-02-10 23:44:23,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:23,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:23,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:23,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:23,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:23,784 INFO L87 Difference]: Start difference. First operand 2845 states and 5429 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:24,679 INFO L93 Difference]: Finished difference Result 4407 states and 8456 transitions. [2022-02-10 23:44:24,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:24,679 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:24,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:24,685 INFO L225 Difference]: With dead ends: 4407 [2022-02-10 23:44:24,685 INFO L226 Difference]: Without dead ends: 4407 [2022-02-10 23:44:24,686 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=232, Invalid=760, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:24,686 INFO L934 BasicCegarLoop]: 393 mSDtfsCounter, 556 mSDsluCounter, 2116 mSDsCounter, 0 mSdLazyCounter, 1818 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 556 SdHoareTripleChecker+Valid, 2506 SdHoareTripleChecker+Invalid, 1960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:24,686 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [556 Valid, 2506 Invalid, 1960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1818 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:24,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4407 states. [2022-02-10 23:44:24,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4407 to 2845. [2022-02-10 23:44:24,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2845 states, 2832 states have (on average 1.9170197740112995) internal successors, (5429), 2844 states have internal predecessors, (5429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2845 states to 2845 states and 5429 transitions. [2022-02-10 23:44:24,719 INFO L78 Accepts]: Start accepts. Automaton has 2845 states and 5429 transitions. Word has length 164 [2022-02-10 23:44:24,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:24,719 INFO L470 AbstractCegarLoop]: Abstraction has 2845 states and 5429 transitions. [2022-02-10 23:44:24,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,719 INFO L276 IsEmpty]: Start isEmpty. Operand 2845 states and 5429 transitions. [2022-02-10 23:44:24,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-02-10 23:44:24,720 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:24,720 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:24,720 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-10 23:44:24,721 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:24,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:24,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1262187992, now seen corresponding path program 6 times [2022-02-10 23:44:24,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:24,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594475919] [2022-02-10 23:44:24,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:24,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:24,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:24,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594475919] [2022-02-10 23:44:24,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594475919] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:24,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:24,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:24,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149046385] [2022-02-10 23:44:24,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:24,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:24,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:24,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:24,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:24,904 INFO L87 Difference]: Start difference. First operand 2845 states and 5429 transitions. Second operand has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:25,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:25,784 INFO L93 Difference]: Finished difference Result 4185 states and 8022 transitions. [2022-02-10 23:44:25,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:25,784 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 164 [2022-02-10 23:44:25,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:25,790 INFO L225 Difference]: With dead ends: 4185 [2022-02-10 23:44:25,790 INFO L226 Difference]: Without dead ends: 4185 [2022-02-10 23:44:25,791 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=919, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:25,791 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 471 mSDsluCounter, 1955 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 2286 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:25,791 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [471 Valid, 2286 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1417 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:25,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2022-02-10 23:44:25,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 2765. [2022-02-10 23:44:25,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2765 states, 2752 states have (on average 1.914607558139535) internal successors, (5269), 2764 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) [2022-02-10 23:44:25,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2765 states and 5269 transitions. [2022-02-10 23:44:25,844 INFO L78 Accepts]: Start accepts. Automaton has 2765 states and 5269 transitions. Word has length 164 [2022-02-10 23:44:25,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:25,844 INFO L470 AbstractCegarLoop]: Abstraction has 2765 states and 5269 transitions. [2022-02-10 23:44:25,844 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 13.666666666666666) internal successors, (164), 13 states have internal predecessors, (164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 5269 transitions. [2022-02-10 23:44:25,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:25,846 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:25,846 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:25,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-10 23:44:25,846 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:25,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:25,847 INFO L85 PathProgramCache]: Analyzing trace with hash -2100756231, now seen corresponding path program 1 times [2022-02-10 23:44:25,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:25,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054666107] [2022-02-10 23:44:25,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:25,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:25,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:26,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:26,191 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:26,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054666107] [2022-02-10 23:44:26,191 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054666107] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:26,191 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:26,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:26,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978121084] [2022-02-10 23:44:26,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:26,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:26,192 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:26,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:26,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:26,193 INFO L87 Difference]: Start difference. First operand 2765 states and 5269 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:27,510 INFO L93 Difference]: Finished difference Result 5183 states and 9967 transitions. [2022-02-10 23:44:27,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:27,510 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:27,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:27,516 INFO L225 Difference]: With dead ends: 5183 [2022-02-10 23:44:27,516 INFO L226 Difference]: Without dead ends: 5183 [2022-02-10 23:44:27,516 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:27,517 INFO L934 BasicCegarLoop]: 346 mSDtfsCounter, 702 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 1910 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 2492 SdHoareTripleChecker+Invalid, 2155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:27,517 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 2492 Invalid, 2155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1910 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:27,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2022-02-10 23:44:27,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 2825. [2022-02-10 23:44:27,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2825 states, 2812 states have (on average 1.916429587482219) internal successors, (5389), 2824 states have internal predecessors, (5389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2825 states to 2825 states and 5389 transitions. [2022-02-10 23:44:27,575 INFO L78 Accepts]: Start accepts. Automaton has 2825 states and 5389 transitions. Word has length 172 [2022-02-10 23:44:27,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:27,575 INFO L470 AbstractCegarLoop]: Abstraction has 2825 states and 5389 transitions. [2022-02-10 23:44:27,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2825 states and 5389 transitions. [2022-02-10 23:44:27,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:27,577 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:27,577 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:27,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-10 23:44:27,577 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:27,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:27,577 INFO L85 PathProgramCache]: Analyzing trace with hash 2113672037, now seen corresponding path program 2 times [2022-02-10 23:44:27,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:27,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595946738] [2022-02-10 23:44:27,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:27,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:27,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:27,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:27,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:27,885 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595946738] [2022-02-10 23:44:27,885 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595946738] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:27,885 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:27,885 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:27,885 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994707780] [2022-02-10 23:44:27,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:27,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:27,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:27,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:27,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:27,886 INFO L87 Difference]: Start difference. First operand 2825 states and 5389 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:29,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:29,019 INFO L93 Difference]: Finished difference Result 5125 states and 9855 transitions. [2022-02-10 23:44:29,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:29,019 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:29,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:29,025 INFO L225 Difference]: With dead ends: 5125 [2022-02-10 23:44:29,025 INFO L226 Difference]: Without dead ends: 5125 [2022-02-10 23:44:29,026 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:29,027 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 714 mSDsluCounter, 2033 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 714 SdHoareTripleChecker+Valid, 2377 SdHoareTripleChecker+Invalid, 1942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:29,028 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [714 Valid, 2377 Invalid, 1942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:29,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5125 states. [2022-02-10 23:44:29,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5125 to 2829. [2022-02-10 23:44:29,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2829 states, 2816 states have (on average 1.9165482954545454) internal successors, (5397), 2828 states have internal predecessors, (5397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:29,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2829 states and 5397 transitions. [2022-02-10 23:44:29,108 INFO L78 Accepts]: Start accepts. Automaton has 2829 states and 5397 transitions. Word has length 172 [2022-02-10 23:44:29,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:29,108 INFO L470 AbstractCegarLoop]: Abstraction has 2829 states and 5397 transitions. [2022-02-10 23:44:29,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:29,108 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 5397 transitions. [2022-02-10 23:44:29,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:29,110 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:29,110 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:29,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-10 23:44:29,110 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:29,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:29,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1683186859, now seen corresponding path program 3 times [2022-02-10 23:44:29,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:29,111 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97009334] [2022-02-10 23:44:29,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:29,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:29,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:29,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:29,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97009334] [2022-02-10 23:44:29,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [97009334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:29,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:29,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:29,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537853004] [2022-02-10 23:44:29,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:29,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:29,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:29,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:29,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:29,436 INFO L87 Difference]: Start difference. First operand 2829 states and 5397 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:30,868 INFO L93 Difference]: Finished difference Result 5213 states and 10031 transitions. [2022-02-10 23:44:30,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:30,868 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:30,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:30,873 INFO L225 Difference]: With dead ends: 5213 [2022-02-10 23:44:30,874 INFO L226 Difference]: Without dead ends: 5213 [2022-02-10 23:44:30,874 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:30,874 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 584 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 2313 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 3048 SdHoareTripleChecker+Invalid, 2506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 2313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:30,874 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [584 Valid, 3048 Invalid, 2506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 2313 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:44:30,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5213 states. [2022-02-10 23:44:30,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5213 to 2829. [2022-02-10 23:44:30,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2829 states, 2816 states have (on average 1.9165482954545454) internal successors, (5397), 2828 states have internal predecessors, (5397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2829 states to 2829 states and 5397 transitions. [2022-02-10 23:44:30,915 INFO L78 Accepts]: Start accepts. Automaton has 2829 states and 5397 transitions. Word has length 172 [2022-02-10 23:44:30,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:30,915 INFO L470 AbstractCegarLoop]: Abstraction has 2829 states and 5397 transitions. [2022-02-10 23:44:30,915 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:30,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2829 states and 5397 transitions. [2022-02-10 23:44:30,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:30,917 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:30,917 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:30,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-10 23:44:30,918 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:30,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:30,918 INFO L85 PathProgramCache]: Analyzing trace with hash -311530971, now seen corresponding path program 4 times [2022-02-10 23:44:30,918 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:30,918 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172918612] [2022-02-10 23:44:30,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:30,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:30,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:31,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:31,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:31,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172918612] [2022-02-10 23:44:31,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172918612] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:31,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:31,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:31,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727765151] [2022-02-10 23:44:31,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:31,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:31,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:31,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:31,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:31,236 INFO L87 Difference]: Start difference. First operand 2829 states and 5397 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:32,405 INFO L93 Difference]: Finished difference Result 5173 states and 9949 transitions. [2022-02-10 23:44:32,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:32,406 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:32,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:32,412 INFO L225 Difference]: With dead ends: 5173 [2022-02-10 23:44:32,412 INFO L226 Difference]: Without dead ends: 5173 [2022-02-10 23:44:32,412 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:44:32,413 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 651 mSDsluCounter, 2208 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 651 SdHoareTripleChecker+Valid, 2557 SdHoareTripleChecker+Invalid, 2015 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:32,413 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [651 Valid, 2557 Invalid, 2015 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:32,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-02-10 23:44:32,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 2835. [2022-02-10 23:44:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2835 states, 2822 states have (on average 1.9167257264351523) internal successors, (5409), 2834 states have internal predecessors, (5409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2835 states and 5409 transitions. [2022-02-10 23:44:32,470 INFO L78 Accepts]: Start accepts. Automaton has 2835 states and 5409 transitions. Word has length 172 [2022-02-10 23:44:32,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:32,470 INFO L470 AbstractCegarLoop]: Abstraction has 2835 states and 5409 transitions. [2022-02-10 23:44:32,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:32,470 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 5409 transitions. [2022-02-10 23:44:32,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:32,472 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:32,472 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:32,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-10 23:44:32,472 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:32,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:32,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1123647065, now seen corresponding path program 5 times [2022-02-10 23:44:32,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:32,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071429028] [2022-02-10 23:44:32,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:32,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:32,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:32,767 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:32,767 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071429028] [2022-02-10 23:44:32,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071429028] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:32,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:32,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:32,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744330275] [2022-02-10 23:44:32,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:32,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:32,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:32,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:32,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:32,768 INFO L87 Difference]: Start difference. First operand 2835 states and 5409 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:33,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:33,930 INFO L93 Difference]: Finished difference Result 5274 states and 10147 transitions. [2022-02-10 23:44:33,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:33,930 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:33,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:33,936 INFO L225 Difference]: With dead ends: 5274 [2022-02-10 23:44:33,937 INFO L226 Difference]: Without dead ends: 5274 [2022-02-10 23:44:33,937 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:33,937 INFO L934 BasicCegarLoop]: 357 mSDtfsCounter, 743 mSDsluCounter, 2079 mSDsCounter, 0 mSdLazyCounter, 1702 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 743 SdHoareTripleChecker+Valid, 2433 SdHoareTripleChecker+Invalid, 1963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:33,937 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [743 Valid, 2433 Invalid, 1963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1702 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:33,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5274 states. [2022-02-10 23:44:33,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5274 to 2837. [2022-02-10 23:44:33,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2837 states, 2824 states have (on average 1.916784702549575) internal successors, (5413), 2836 states have internal predecessors, (5413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2837 states and 5413 transitions. [2022-02-10 23:44:33,976 INFO L78 Accepts]: Start accepts. Automaton has 2837 states and 5413 transitions. Word has length 172 [2022-02-10 23:44:33,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:33,976 INFO L470 AbstractCegarLoop]: Abstraction has 2837 states and 5413 transitions. [2022-02-10 23:44:33,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:33,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5413 transitions. [2022-02-10 23:44:33,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:33,978 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:33,978 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:33,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-10 23:44:33,978 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:33,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:33,979 INFO L85 PathProgramCache]: Analyzing trace with hash 3815113, now seen corresponding path program 6 times [2022-02-10 23:44:33,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:33,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044315998] [2022-02-10 23:44:33,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:33,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:34,322 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:34,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:34,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044315998] [2022-02-10 23:44:34,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044315998] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:34,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:34,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:34,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037205501] [2022-02-10 23:44:34,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:34,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:34,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:34,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:34,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:34,324 INFO L87 Difference]: Start difference. First operand 2837 states and 5413 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:35,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:35,446 INFO L93 Difference]: Finished difference Result 5259 states and 10121 transitions. [2022-02-10 23:44:35,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:35,446 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:35,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:35,452 INFO L225 Difference]: With dead ends: 5259 [2022-02-10 23:44:35,452 INFO L226 Difference]: Without dead ends: 5259 [2022-02-10 23:44:35,453 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:35,453 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 730 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1775 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 730 SdHoareTripleChecker+Valid, 2472 SdHoareTripleChecker+Invalid, 2037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 1775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:35,453 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [730 Valid, 2472 Invalid, 2037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 1775 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:35,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5259 states. [2022-02-10 23:44:35,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5259 to 2835. [2022-02-10 23:44:35,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2835 states, 2822 states have (on average 1.9167257264351523) internal successors, (5409), 2834 states have internal predecessors, (5409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:35,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2835 states to 2835 states and 5409 transitions. [2022-02-10 23:44:35,487 INFO L78 Accepts]: Start accepts. Automaton has 2835 states and 5409 transitions. Word has length 172 [2022-02-10 23:44:35,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:35,487 INFO L470 AbstractCegarLoop]: Abstraction has 2835 states and 5409 transitions. [2022-02-10 23:44:35,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:35,487 INFO L276 IsEmpty]: Start isEmpty. Operand 2835 states and 5409 transitions. [2022-02-10 23:44:35,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:35,489 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:35,489 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:35,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-10 23:44:35,489 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:35,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:35,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1620783045, now seen corresponding path program 7 times [2022-02-10 23:44:35,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:35,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628180780] [2022-02-10 23:44:35,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:35,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:35,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:35,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:35,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:35,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628180780] [2022-02-10 23:44:35,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628180780] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:35,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:35,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:35,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405292373] [2022-02-10 23:44:35,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:35,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:35,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:35,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:35,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:35,879 INFO L87 Difference]: Start difference. First operand 2835 states and 5409 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:37,025 INFO L93 Difference]: Finished difference Result 5191 states and 9984 transitions. [2022-02-10 23:44:37,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:37,025 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:37,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:37,032 INFO L225 Difference]: With dead ends: 5191 [2022-02-10 23:44:37,032 INFO L226 Difference]: Without dead ends: 5191 [2022-02-10 23:44:37,032 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2022-02-10 23:44:37,033 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 550 mSDsluCounter, 2526 mSDsCounter, 0 mSdLazyCounter, 2046 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 2880 SdHoareTripleChecker+Invalid, 2211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 2046 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:37,033 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [550 Valid, 2880 Invalid, 2211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 2046 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:37,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5191 states. [2022-02-10 23:44:37,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5191 to 2840. [2022-02-10 23:44:37,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2840 states, 2827 states have (on average 1.9168730102582243) internal successors, (5419), 2839 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) [2022-02-10 23:44:37,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 2840 states and 5419 transitions. [2022-02-10 23:44:37,076 INFO L78 Accepts]: Start accepts. Automaton has 2840 states and 5419 transitions. Word has length 172 [2022-02-10 23:44:37,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:37,077 INFO L470 AbstractCegarLoop]: Abstraction has 2840 states and 5419 transitions. [2022-02-10 23:44:37,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:37,077 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 5419 transitions. [2022-02-10 23:44:37,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:37,080 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:37,081 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:37,081 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-10 23:44:37,081 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:37,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:37,081 INFO L85 PathProgramCache]: Analyzing trace with hash 1862068157, now seen corresponding path program 8 times [2022-02-10 23:44:37,081 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:37,081 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [239330673] [2022-02-10 23:44:37,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:37,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:37,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:37,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [239330673] [2022-02-10 23:44:37,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [239330673] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:37,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:37,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:37,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202580657] [2022-02-10 23:44:37,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:37,438 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:37,438 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:37,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:37,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:37,439 INFO L87 Difference]: Start difference. First operand 2840 states and 5419 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:38,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:38,545 INFO L93 Difference]: Finished difference Result 5184 states and 9972 transitions. [2022-02-10 23:44:38,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:38,545 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:38,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:38,551 INFO L225 Difference]: With dead ends: 5184 [2022-02-10 23:44:38,551 INFO L226 Difference]: Without dead ends: 5184 [2022-02-10 23:44:38,552 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:38,552 INFO L934 BasicCegarLoop]: 357 mSDtfsCounter, 560 mSDsluCounter, 2454 mSDsCounter, 0 mSdLazyCounter, 1961 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 2807 SdHoareTripleChecker+Invalid, 2144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:38,553 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 2807 Invalid, 2144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1961 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:38,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5184 states. [2022-02-10 23:44:38,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5184 to 2842. [2022-02-10 23:44:38,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2842 states, 2829 states have (on average 1.9169317780134323) internal successors, (5423), 2841 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) [2022-02-10 23:44:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2842 states to 2842 states and 5423 transitions. [2022-02-10 23:44:38,625 INFO L78 Accepts]: Start accepts. Automaton has 2842 states and 5423 transitions. Word has length 172 [2022-02-10 23:44:38,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:38,625 INFO L470 AbstractCegarLoop]: Abstraction has 2842 states and 5423 transitions. [2022-02-10 23:44:38,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:38,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2842 states and 5423 transitions. [2022-02-10 23:44:38,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:38,627 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:38,628 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:38,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-10 23:44:38,628 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:38,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:38,628 INFO L85 PathProgramCache]: Analyzing trace with hash -1305436961, now seen corresponding path program 9 times [2022-02-10 23:44:38,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:38,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506274722] [2022-02-10 23:44:38,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:38,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:39,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:39,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:39,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506274722] [2022-02-10 23:44:39,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506274722] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:39,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:39,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:39,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199963050] [2022-02-10 23:44:39,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:39,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:39,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:39,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:39,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:39,014 INFO L87 Difference]: Start difference. First operand 2842 states and 5423 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:40,349 INFO L93 Difference]: Finished difference Result 5169 states and 9946 transitions. [2022-02-10 23:44:40,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:40,349 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:40,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:40,355 INFO L225 Difference]: With dead ends: 5169 [2022-02-10 23:44:40,355 INFO L226 Difference]: Without dead ends: 5169 [2022-02-10 23:44:40,356 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:40,356 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 611 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 1914 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2622 SdHoareTripleChecker+Invalid, 2137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:40,356 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [611 Valid, 2622 Invalid, 2137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1914 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:40,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5169 states. [2022-02-10 23:44:40,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5169 to 2837. [2022-02-10 23:44:40,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2837 states, 2824 states have (on average 1.916784702549575) internal successors, (5413), 2836 states have internal predecessors, (5413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2837 states and 5413 transitions. [2022-02-10 23:44:40,390 INFO L78 Accepts]: Start accepts. Automaton has 2837 states and 5413 transitions. Word has length 172 [2022-02-10 23:44:40,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:40,390 INFO L470 AbstractCegarLoop]: Abstraction has 2837 states and 5413 transitions. [2022-02-10 23:44:40,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5413 transitions. [2022-02-10 23:44:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:40,392 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:40,392 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:40,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-10 23:44:40,392 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:40,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:40,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1234355871, now seen corresponding path program 10 times [2022-02-10 23:44:40,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:40,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230433117] [2022-02-10 23:44:40,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:40,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:40,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:40,721 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:40,721 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230433117] [2022-02-10 23:44:40,721 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230433117] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:40,721 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:40,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:40,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517909265] [2022-02-10 23:44:40,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:40,722 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:40,722 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:40,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:40,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:40,722 INFO L87 Difference]: Start difference. First operand 2837 states and 5413 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:41,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:41,844 INFO L93 Difference]: Finished difference Result 5189 states and 9981 transitions. [2022-02-10 23:44:41,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:44:41,845 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:41,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:41,850 INFO L225 Difference]: With dead ends: 5189 [2022-02-10 23:44:41,850 INFO L226 Difference]: Without dead ends: 5189 [2022-02-10 23:44:41,850 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2022-02-10 23:44:41,850 INFO L934 BasicCegarLoop]: 391 mSDtfsCounter, 618 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 1969 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 2758 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:41,851 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 2758 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1969 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:41,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5189 states. [2022-02-10 23:44:41,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5189 to 2841. [2022-02-10 23:44:41,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2841 states, 2828 states have (on average 1.916902404526167) internal successors, (5421), 2840 states have internal predecessors, (5421), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:41,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2841 states to 2841 states and 5421 transitions. [2022-02-10 23:44:41,880 INFO L78 Accepts]: Start accepts. Automaton has 2841 states and 5421 transitions. Word has length 172 [2022-02-10 23:44:41,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:41,881 INFO L470 AbstractCegarLoop]: Abstraction has 2841 states and 5421 transitions. [2022-02-10 23:44:41,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:41,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2841 states and 5421 transitions. [2022-02-10 23:44:41,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:41,882 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:41,882 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:41,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-10 23:44:41,883 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:41,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:41,883 INFO L85 PathProgramCache]: Analyzing trace with hash -2046471965, now seen corresponding path program 11 times [2022-02-10 23:44:41,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:41,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505091025] [2022-02-10 23:44:41,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:41,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:42,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:42,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:42,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505091025] [2022-02-10 23:44:42,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505091025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:42,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:42,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:42,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873338515] [2022-02-10 23:44:42,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:42,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:42,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:42,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:42,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:42,201 INFO L87 Difference]: Start difference. First operand 2841 states and 5421 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:43,500 INFO L93 Difference]: Finished difference Result 5182 states and 9969 transitions. [2022-02-10 23:44:43,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:43,501 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:43,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:43,506 INFO L225 Difference]: With dead ends: 5182 [2022-02-10 23:44:43,506 INFO L226 Difference]: Without dead ends: 5182 [2022-02-10 23:44:43,507 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=630, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:44:43,507 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 695 mSDsluCounter, 2304 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 695 SdHoareTripleChecker+Valid, 2690 SdHoareTripleChecker+Invalid, 2156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:43,507 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [695 Valid, 2690 Invalid, 2156 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:43,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5182 states. [2022-02-10 23:44:43,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5182 to 2843. [2022-02-10 23:44:43,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2843 states, 2830 states have (on average 1.9169611307420495) internal successors, (5425), 2842 states have internal predecessors, (5425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2843 states to 2843 states and 5425 transitions. [2022-02-10 23:44:43,549 INFO L78 Accepts]: Start accepts. Automaton has 2843 states and 5425 transitions. Word has length 172 [2022-02-10 23:44:43,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:43,549 INFO L470 AbstractCegarLoop]: Abstraction has 2843 states and 5425 transitions. [2022-02-10 23:44:43,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:43,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2843 states and 5425 transitions. [2022-02-10 23:44:43,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:43,551 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:43,551 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:43,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-10 23:44:43,552 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:43,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:43,552 INFO L85 PathProgramCache]: Analyzing trace with hash -919009787, now seen corresponding path program 12 times [2022-02-10 23:44:43,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:43,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751455621] [2022-02-10 23:44:43,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:43,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:43,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:43,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:43,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751455621] [2022-02-10 23:44:43,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751455621] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:43,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:43,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:43,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [564337490] [2022-02-10 23:44:43,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:43,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:43,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:43,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:43,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:43,873 INFO L87 Difference]: Start difference. First operand 2843 states and 5425 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:44,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:44,954 INFO L93 Difference]: Finished difference Result 5167 states and 9943 transitions. [2022-02-10 23:44:44,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:44,954 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:44,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:44,960 INFO L225 Difference]: With dead ends: 5167 [2022-02-10 23:44:44,961 INFO L226 Difference]: Without dead ends: 5167 [2022-02-10 23:44:44,961 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:44:44,961 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 659 mSDsluCounter, 2601 mSDsCounter, 0 mSdLazyCounter, 2215 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 2985 SdHoareTripleChecker+Invalid, 2444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 2215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:44,961 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 2985 Invalid, 2444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 2215 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:44,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5167 states. [2022-02-10 23:44:45,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5167 to 2837. [2022-02-10 23:44:45,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2837 states, 2824 states have (on average 1.916784702549575) internal successors, (5413), 2836 states have internal predecessors, (5413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2837 states to 2837 states and 5413 transitions. [2022-02-10 23:44:45,027 INFO L78 Accepts]: Start accepts. Automaton has 2837 states and 5413 transitions. Word has length 172 [2022-02-10 23:44:45,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:45,027 INFO L470 AbstractCegarLoop]: Abstraction has 2837 states and 5413 transitions. [2022-02-10 23:44:45,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 2837 states and 5413 transitions. [2022-02-10 23:44:45,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:45,028 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:45,028 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:45,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-10 23:44:45,029 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:45,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:45,029 INFO L85 PathProgramCache]: Analyzing trace with hash 2070469133, now seen corresponding path program 13 times [2022-02-10 23:44:45,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:45,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218832834] [2022-02-10 23:44:45,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:45,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:45,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:45,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:45,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:45,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218832834] [2022-02-10 23:44:45,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218832834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:45,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:45,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:45,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258250754] [2022-02-10 23:44:45,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:45,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:45,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:45,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:45,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:45,297 INFO L87 Difference]: Start difference. First operand 2837 states and 5413 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:46,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:46,217 INFO L93 Difference]: Finished difference Result 5312 states and 10225 transitions. [2022-02-10 23:44:46,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:46,217 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:46,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:46,223 INFO L225 Difference]: With dead ends: 5312 [2022-02-10 23:44:46,223 INFO L226 Difference]: Without dead ends: 5312 [2022-02-10 23:44:46,224 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:46,225 INFO L934 BasicCegarLoop]: 325 mSDtfsCounter, 650 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 1652 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 650 SdHoareTripleChecker+Valid, 2063 SdHoareTripleChecker+Invalid, 1884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 1652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:46,225 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [650 Valid, 2063 Invalid, 1884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 1652 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:46,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5312 states. [2022-02-10 23:44:46,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5312 to 2862. [2022-02-10 23:44:46,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2849 states have (on average 1.9175149175149175) internal successors, (5463), 2861 states have internal predecessors, (5463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:46,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5463 transitions. [2022-02-10 23:44:46,256 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5463 transitions. Word has length 172 [2022-02-10 23:44:46,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:46,256 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5463 transitions. [2022-02-10 23:44:46,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:46,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5463 transitions. [2022-02-10 23:44:46,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:46,257 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:46,257 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:46,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-10 23:44:46,258 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:46,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:46,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1342229327, now seen corresponding path program 14 times [2022-02-10 23:44:46,258 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:46,258 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133298296] [2022-02-10 23:44:46,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:46,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:46,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:46,563 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:46,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133298296] [2022-02-10 23:44:46,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133298296] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:46,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:46,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:46,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991083278] [2022-02-10 23:44:46,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:46,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:46,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:46,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:46,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:46,566 INFO L87 Difference]: Start difference. First operand 2862 states and 5463 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:47,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:47,806 INFO L93 Difference]: Finished difference Result 5316 states and 10229 transitions. [2022-02-10 23:44:47,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:47,807 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:47,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:47,812 INFO L225 Difference]: With dead ends: 5316 [2022-02-10 23:44:47,812 INFO L226 Difference]: Without dead ends: 5316 [2022-02-10 23:44:47,813 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:47,813 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 553 mSDsluCounter, 2598 mSDsCounter, 0 mSdLazyCounter, 2257 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 553 SdHoareTripleChecker+Valid, 2929 SdHoareTripleChecker+Invalid, 2450 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 2257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:47,813 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [553 Valid, 2929 Invalid, 2450 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 2257 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:47,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5316 states. [2022-02-10 23:44:47,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5316 to 2864. [2022-02-10 23:44:47,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2851 states have (on average 1.9175727814801824) internal successors, (5467), 2863 states have internal predecessors, (5467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:47,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5467 transitions. [2022-02-10 23:44:47,845 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5467 transitions. Word has length 172 [2022-02-10 23:44:47,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:47,845 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5467 transitions. [2022-02-10 23:44:47,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:47,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5467 transitions. [2022-02-10 23:44:47,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:47,847 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:47,847 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:47,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-10 23:44:47,847 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:47,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:47,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1261690299, now seen corresponding path program 15 times [2022-02-10 23:44:47,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:47,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615985342] [2022-02-10 23:44:47,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:47,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:48,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:48,148 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:48,148 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615985342] [2022-02-10 23:44:48,148 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615985342] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:48,148 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:48,148 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:48,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100598143] [2022-02-10 23:44:48,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:48,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:48,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:48,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:48,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:48,149 INFO L87 Difference]: Start difference. First operand 2864 states and 5467 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:48,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:48,941 INFO L93 Difference]: Finished difference Result 5120 states and 9845 transitions. [2022-02-10 23:44:48,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:44:48,941 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:48,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:48,946 INFO L225 Difference]: With dead ends: 5120 [2022-02-10 23:44:48,946 INFO L226 Difference]: Without dead ends: 5120 [2022-02-10 23:44:48,947 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:48,948 INFO L934 BasicCegarLoop]: 319 mSDtfsCounter, 563 mSDsluCounter, 2122 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 2438 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:48,948 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 2438 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:44:48,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5120 states. [2022-02-10 23:44:49,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5120 to 2866. [2022-02-10 23:44:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2853 states have (on average 1.9176305643182614) internal successors, (5471), 2865 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) [2022-02-10 23:44:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5471 transitions. [2022-02-10 23:44:49,009 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5471 transitions. Word has length 172 [2022-02-10 23:44:49,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:49,009 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5471 transitions. [2022-02-10 23:44:49,010 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5471 transitions. [2022-02-10 23:44:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:49,011 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:49,011 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:49,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-10 23:44:49,011 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:49,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:49,012 INFO L85 PathProgramCache]: Analyzing trace with hash 831205121, now seen corresponding path program 16 times [2022-02-10 23:44:49,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:49,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581095518] [2022-02-10 23:44:49,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:49,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:49,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:49,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:49,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581095518] [2022-02-10 23:44:49,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [581095518] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:49,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:49,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:49,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643694647] [2022-02-10 23:44:49,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:49,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:49,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:49,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:49,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:49,301 INFO L87 Difference]: Start difference. First operand 2866 states and 5471 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:50,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:50,222 INFO L93 Difference]: Finished difference Result 5208 states and 10021 transitions. [2022-02-10 23:44:50,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:50,222 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:50,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:50,228 INFO L225 Difference]: With dead ends: 5208 [2022-02-10 23:44:50,228 INFO L226 Difference]: Without dead ends: 5208 [2022-02-10 23:44:50,228 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=203, Invalid=789, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:50,228 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 671 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 2294 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:50,229 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [671 Valid, 2294 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:44:50,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5208 states. [2022-02-10 23:44:50,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5208 to 2862. [2022-02-10 23:44:50,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2849 states have (on average 1.9175149175149175) internal successors, (5463), 2861 states have internal predecessors, (5463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5463 transitions. [2022-02-10 23:44:50,259 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5463 transitions. Word has length 172 [2022-02-10 23:44:50,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:50,259 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5463 transitions. [2022-02-10 23:44:50,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5463 transitions. [2022-02-10 23:44:50,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:50,261 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:50,261 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:50,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-10 23:44:50,261 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:50,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:50,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1562333583, now seen corresponding path program 17 times [2022-02-10 23:44:50,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:50,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528332710] [2022-02-10 23:44:50,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:50,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:50,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:50,536 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:50,536 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528332710] [2022-02-10 23:44:50,536 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528332710] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:50,536 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:50,536 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:50,536 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624280270] [2022-02-10 23:44:50,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:50,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:50,537 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:50,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:50,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:50,537 INFO L87 Difference]: Start difference. First operand 2862 states and 5463 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:51,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:51,841 INFO L93 Difference]: Finished difference Result 5367 states and 10329 transitions. [2022-02-10 23:44:51,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:51,841 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:51,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:51,848 INFO L225 Difference]: With dead ends: 5367 [2022-02-10 23:44:51,848 INFO L226 Difference]: Without dead ends: 5367 [2022-02-10 23:44:51,848 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 212 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:51,849 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 617 mSDsluCounter, 2358 mSDsCounter, 0 mSdLazyCounter, 2013 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 617 SdHoareTripleChecker+Valid, 2696 SdHoareTripleChecker+Invalid, 2245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 2013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:51,849 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [617 Valid, 2696 Invalid, 2245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 2013 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:44:51,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5367 states. [2022-02-10 23:44:51,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5367 to 2867. [2022-02-10 23:44:51,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2867 states, 2854 states have (on average 1.9176594253679047) internal successors, (5473), 2866 states have internal predecessors, (5473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:51,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2867 states and 5473 transitions. [2022-02-10 23:44:51,884 INFO L78 Accepts]: Start accepts. Automaton has 2867 states and 5473 transitions. Word has length 172 [2022-02-10 23:44:51,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:51,885 INFO L470 AbstractCegarLoop]: Abstraction has 2867 states and 5473 transitions. [2022-02-10 23:44:51,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5473 transitions. [2022-02-10 23:44:51,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:51,886 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:51,886 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:51,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-10 23:44:51,886 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:51,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:51,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1642872611, now seen corresponding path program 18 times [2022-02-10 23:44:51,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:51,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692704661] [2022-02-10 23:44:51,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:51,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:52,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:52,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:52,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692704661] [2022-02-10 23:44:52,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692704661] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:52,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:52,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:52,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922907670] [2022-02-10 23:44:52,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:52,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:52,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:52,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:52,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:52,176 INFO L87 Difference]: Start difference. First operand 2867 states and 5473 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:53,230 INFO L93 Difference]: Finished difference Result 5267 states and 10133 transitions. [2022-02-10 23:44:53,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:53,230 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:53,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:53,235 INFO L225 Difference]: With dead ends: 5267 [2022-02-10 23:44:53,235 INFO L226 Difference]: Without dead ends: 5267 [2022-02-10 23:44:53,235 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=782, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:44:53,237 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 731 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 1499 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 731 SdHoareTripleChecker+Valid, 2186 SdHoareTripleChecker+Invalid, 1760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 1499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:53,237 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [731 Valid, 2186 Invalid, 1760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 1499 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:53,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5267 states. [2022-02-10 23:44:53,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5267 to 2869. [2022-02-10 23:44:53,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2856 states have (on average 1.917717086834734) internal successors, (5477), 2868 states have internal predecessors, (5477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5477 transitions. [2022-02-10 23:44:53,267 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5477 transitions. Word has length 172 [2022-02-10 23:44:53,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:53,268 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5477 transitions. [2022-02-10 23:44:53,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:53,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5477 transitions. [2022-02-10 23:44:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:53,269 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:53,270 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:53,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-10 23:44:53,270 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:53,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:53,270 INFO L85 PathProgramCache]: Analyzing trace with hash -2073357789, now seen corresponding path program 19 times [2022-02-10 23:44:53,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:53,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283865373] [2022-02-10 23:44:53,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:53,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:53,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:53,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:53,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:53,552 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283865373] [2022-02-10 23:44:53,552 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283865373] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:53,552 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:53,552 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:53,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2139597790] [2022-02-10 23:44:53,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:53,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:53,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:53,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:53,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:53,553 INFO L87 Difference]: Start difference. First operand 2869 states and 5477 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:54,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:54,729 INFO L93 Difference]: Finished difference Result 5355 states and 10309 transitions. [2022-02-10 23:44:54,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:54,729 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:54,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:54,735 INFO L225 Difference]: With dead ends: 5355 [2022-02-10 23:44:54,735 INFO L226 Difference]: Without dead ends: 5355 [2022-02-10 23:44:54,735 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=220, Invalid=836, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:54,736 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 606 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 1871 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 2575 SdHoareTripleChecker+Invalid, 2086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:54,736 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [606 Valid, 2575 Invalid, 2086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1871 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:54,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5355 states. [2022-02-10 23:44:54,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5355 to 2865. [2022-02-10 23:44:54,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2865 states, 2852 states have (on average 1.917601683029453) internal successors, (5469), 2864 states have internal predecessors, (5469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:54,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2865 states and 5469 transitions. [2022-02-10 23:44:54,768 INFO L78 Accepts]: Start accepts. Automaton has 2865 states and 5469 transitions. Word has length 172 [2022-02-10 23:44:54,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:54,768 INFO L470 AbstractCegarLoop]: Abstraction has 2865 states and 5469 transitions. [2022-02-10 23:44:54,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:54,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5469 transitions. [2022-02-10 23:44:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:54,770 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:54,770 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:54,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-10 23:44:54,770 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:54,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:54,770 INFO L85 PathProgramCache]: Analyzing trace with hash 226891677, now seen corresponding path program 20 times [2022-02-10 23:44:54,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:54,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627444922] [2022-02-10 23:44:54,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:54,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:54,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:55,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:55,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:55,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627444922] [2022-02-10 23:44:55,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627444922] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:55,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:55,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:55,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908827963] [2022-02-10 23:44:55,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:55,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:55,075 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:55,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:55,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:55,075 INFO L87 Difference]: Start difference. First operand 2865 states and 5469 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:56,120 INFO L93 Difference]: Finished difference Result 5171 states and 9945 transitions. [2022-02-10 23:44:56,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:56,121 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:56,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:56,127 INFO L225 Difference]: With dead ends: 5171 [2022-02-10 23:44:56,127 INFO L226 Difference]: Without dead ends: 5171 [2022-02-10 23:44:56,127 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:44:56,127 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 581 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1649 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 581 SdHoareTripleChecker+Valid, 2420 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:56,127 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [581 Valid, 2420 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1649 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:56,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5171 states. [2022-02-10 23:44:56,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5171 to 2868. [2022-02-10 23:44:56,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2855 states have (on average 1.9176882661996497) internal successors, (5475), 2867 states have internal predecessors, (5475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5475 transitions. [2022-02-10 23:44:56,161 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5475 transitions. Word has length 172 [2022-02-10 23:44:56,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:56,161 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5475 transitions. [2022-02-10 23:44:56,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5475 transitions. [2022-02-10 23:44:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:56,162 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:56,163 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:56,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-10 23:44:56,163 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:56,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:56,164 INFO L85 PathProgramCache]: Analyzing trace with hash -585224417, now seen corresponding path program 21 times [2022-02-10 23:44:56,164 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:56,164 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215569964] [2022-02-10 23:44:56,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:56,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:56,454 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:56,454 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215569964] [2022-02-10 23:44:56,454 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215569964] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:56,454 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:56,454 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:56,454 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289585377] [2022-02-10 23:44:56,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:56,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:56,455 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:56,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:56,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:56,455 INFO L87 Difference]: Start difference. First operand 2868 states and 5475 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:57,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:57,567 INFO L93 Difference]: Finished difference Result 5272 states and 10143 transitions. [2022-02-10 23:44:57,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:44:57,567 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:57,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:57,572 INFO L225 Difference]: With dead ends: 5272 [2022-02-10 23:44:57,572 INFO L226 Difference]: Without dead ends: 5272 [2022-02-10 23:44:57,573 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=231, Invalid=825, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:57,573 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 541 mSDsluCounter, 2070 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 2399 SdHoareTripleChecker+Invalid, 1815 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:57,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [541 Valid, 2399 Invalid, 1815 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:44:57,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5272 states. [2022-02-10 23:44:57,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5272 to 2870. [2022-02-10 23:44:57,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2857 states have (on average 1.9177458872943647) internal successors, (5479), 2869 states have internal predecessors, (5479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:57,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5479 transitions. [2022-02-10 23:44:57,602 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5479 transitions. Word has length 172 [2022-02-10 23:44:57,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:57,602 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5479 transitions. [2022-02-10 23:44:57,602 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:57,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5479 transitions. [2022-02-10 23:44:57,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:57,604 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:57,604 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:57,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-10 23:44:57,604 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:57,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:57,604 INFO L85 PathProgramCache]: Analyzing trace with hash 542237761, now seen corresponding path program 22 times [2022-02-10 23:44:57,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:57,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513901126] [2022-02-10 23:44:57,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:57,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:57,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:57,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:57,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513901126] [2022-02-10 23:44:57,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513901126] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:57,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:57,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:57,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318444795] [2022-02-10 23:44:57,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:57,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:57,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:57,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:57,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:57,902 INFO L87 Difference]: Start difference. First operand 2870 states and 5479 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:59,096 INFO L93 Difference]: Finished difference Result 5257 states and 10117 transitions. [2022-02-10 23:44:59,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:59,096 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:44:59,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:59,102 INFO L225 Difference]: With dead ends: 5257 [2022-02-10 23:44:59,102 INFO L226 Difference]: Without dead ends: 5257 [2022-02-10 23:44:59,102 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=242, Invalid=880, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:59,102 INFO L934 BasicCegarLoop]: 340 mSDtfsCounter, 680 mSDsluCounter, 2013 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 680 SdHoareTripleChecker+Valid, 2350 SdHoareTripleChecker+Invalid, 1922 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:59,102 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [680 Valid, 2350 Invalid, 1922 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:44:59,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5257 states. [2022-02-10 23:44:59,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5257 to 2862. [2022-02-10 23:44:59,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2849 states have (on average 1.9175149175149175) internal successors, (5463), 2861 states have internal predecessors, (5463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5463 transitions. [2022-02-10 23:44:59,133 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5463 transitions. Word has length 172 [2022-02-10 23:44:59,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:59,133 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5463 transitions. [2022-02-10 23:44:59,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:59,134 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5463 transitions. [2022-02-10 23:44:59,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:44:59,135 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:59,135 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:59,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-10 23:44:59,135 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:44:59,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:59,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1087907289, now seen corresponding path program 23 times [2022-02-10 23:44:59,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:59,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834106923] [2022-02-10 23:44:59,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:59,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:59,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:59,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834106923] [2022-02-10 23:44:59,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834106923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:59,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:59,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:44:59,430 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348442923] [2022-02-10 23:44:59,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:59,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:44:59,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:59,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:44:59,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:44:59,431 INFO L87 Difference]: Start difference. First operand 2862 states and 5463 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:00,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:00,582 INFO L93 Difference]: Finished difference Result 5235 states and 10070 transitions. [2022-02-10 23:45:00,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:00,582 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:00,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:00,588 INFO L225 Difference]: With dead ends: 5235 [2022-02-10 23:45:00,588 INFO L226 Difference]: Without dead ends: 5235 [2022-02-10 23:45:00,589 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:00,589 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 622 mSDsluCounter, 2026 mSDsCounter, 0 mSdLazyCounter, 1752 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 622 SdHoareTripleChecker+Valid, 2364 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:00,589 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [622 Valid, 2364 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1752 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:00,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5235 states. [2022-02-10 23:45:00,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5235 to 2868. [2022-02-10 23:45:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2855 states have (on average 1.9176882661996497) internal successors, (5475), 2867 states have internal predecessors, (5475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:00,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5475 transitions. [2022-02-10 23:45:00,621 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5475 transitions. Word has length 172 [2022-02-10 23:45:00,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:00,621 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5475 transitions. [2022-02-10 23:45:00,621 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:00,621 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5475 transitions. [2022-02-10 23:45:00,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:00,622 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:00,622 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:00,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-10 23:45:00,623 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:00,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:00,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1168446317, now seen corresponding path program 24 times [2022-02-10 23:45:00,623 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:00,623 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186772792] [2022-02-10 23:45:00,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:00,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:00,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:00,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:00,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186772792] [2022-02-10 23:45:00,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186772792] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:00,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:00,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:00,906 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675063477] [2022-02-10 23:45:00,906 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:00,906 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:00,906 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:00,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:00,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:00,906 INFO L87 Difference]: Start difference. First operand 2868 states and 5475 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:01,875 INFO L93 Difference]: Finished difference Result 5135 states and 9874 transitions. [2022-02-10 23:45:01,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:01,876 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:01,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:01,882 INFO L225 Difference]: With dead ends: 5135 [2022-02-10 23:45:01,883 INFO L226 Difference]: Without dead ends: 5135 [2022-02-10 23:45:01,883 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=740, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:45:01,883 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 647 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 647 SdHoareTripleChecker+Valid, 2325 SdHoareTripleChecker+Invalid, 1838 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:01,884 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [647 Valid, 2325 Invalid, 1838 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:01,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5135 states. [2022-02-10 23:45:01,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5135 to 2870. [2022-02-10 23:45:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2857 states have (on average 1.9177458872943647) internal successors, (5479), 2869 states have internal predecessors, (5479), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5479 transitions. [2022-02-10 23:45:01,928 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5479 transitions. Word has length 172 [2022-02-10 23:45:01,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:01,928 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5479 transitions. [2022-02-10 23:45:01,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:01,929 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5479 transitions. [2022-02-10 23:45:01,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:01,930 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:01,930 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:01,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-10 23:45:01,931 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:01,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:01,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1598931495, now seen corresponding path program 25 times [2022-02-10 23:45:01,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:01,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201979506] [2022-02-10 23:45:01,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:01,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:02,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:02,228 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:02,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201979506] [2022-02-10 23:45:02,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201979506] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:02,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:02,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:02,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427410252] [2022-02-10 23:45:02,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:02,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:02,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:02,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:02,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:02,230 INFO L87 Difference]: Start difference. First operand 2870 states and 5479 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:03,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:03,162 INFO L93 Difference]: Finished difference Result 5223 states and 10050 transitions. [2022-02-10 23:45:03,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:03,163 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:03,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:03,168 INFO L225 Difference]: With dead ends: 5223 [2022-02-10 23:45:03,168 INFO L226 Difference]: Without dead ends: 5223 [2022-02-10 23:45:03,169 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=794, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:03,169 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 600 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 1823 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 2575 SdHoareTripleChecker+Invalid, 2048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:03,169 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 2575 Invalid, 2048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1823 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:03,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5223 states. [2022-02-10 23:45:03,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5223 to 2866. [2022-02-10 23:45:03,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2853 states have (on average 1.9176305643182614) internal successors, (5471), 2865 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) [2022-02-10 23:45:03,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5471 transitions. [2022-02-10 23:45:03,200 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5471 transitions. Word has length 172 [2022-02-10 23:45:03,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:03,200 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5471 transitions. [2022-02-10 23:45:03,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:03,200 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5471 transitions. [2022-02-10 23:45:03,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:03,201 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:03,202 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:03,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-10 23:45:03,202 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:03,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:03,202 INFO L85 PathProgramCache]: Analyzing trace with hash 701317971, now seen corresponding path program 26 times [2022-02-10 23:45:03,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:03,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741123841] [2022-02-10 23:45:03,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:03,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:03,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:03,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:03,484 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:03,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741123841] [2022-02-10 23:45:03,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741123841] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:03,484 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:03,484 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:03,484 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207541728] [2022-02-10 23:45:03,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:03,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:03,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:03,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:03,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:03,485 INFO L87 Difference]: Start difference. First operand 2866 states and 5471 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:04,559 INFO L93 Difference]: Finished difference Result 5183 states and 9968 transitions. [2022-02-10 23:45:04,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:04,560 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:04,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:04,565 INFO L225 Difference]: With dead ends: 5183 [2022-02-10 23:45:04,565 INFO L226 Difference]: Without dead ends: 5183 [2022-02-10 23:45:04,566 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:45:04,566 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 687 mSDsluCounter, 2027 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 687 SdHoareTripleChecker+Valid, 2354 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:04,566 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [687 Valid, 2354 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:04,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5183 states. [2022-02-10 23:45:04,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5183 to 2869. [2022-02-10 23:45:04,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2856 states have (on average 1.917717086834734) internal successors, (5477), 2868 states have internal predecessors, (5477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5477 transitions. [2022-02-10 23:45:04,597 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5477 transitions. Word has length 172 [2022-02-10 23:45:04,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:04,597 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5477 transitions. [2022-02-10 23:45:04,597 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5477 transitions. [2022-02-10 23:45:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:04,598 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:04,599 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:04,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-10 23:45:04,599 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:04,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:04,599 INFO L85 PathProgramCache]: Analyzing trace with hash -110798123, now seen corresponding path program 27 times [2022-02-10 23:45:04,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:04,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607460276] [2022-02-10 23:45:04,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:04,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:04,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:04,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:04,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607460276] [2022-02-10 23:45:04,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607460276] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:04,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:04,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:04,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86413108] [2022-02-10 23:45:04,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:04,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:04,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:04,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:04,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:04,873 INFO L87 Difference]: Start difference. First operand 2869 states and 5477 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:05,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:05,932 INFO L93 Difference]: Finished difference Result 5284 states and 10166 transitions. [2022-02-10 23:45:05,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:05,932 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:05,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:05,938 INFO L225 Difference]: With dead ends: 5284 [2022-02-10 23:45:05,938 INFO L226 Difference]: Without dead ends: 5284 [2022-02-10 23:45:05,938 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:05,939 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 606 mSDsluCounter, 1943 mSDsCounter, 0 mSdLazyCounter, 1522 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 606 SdHoareTripleChecker+Valid, 2274 SdHoareTripleChecker+Invalid, 1737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 1522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:05,939 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [606 Valid, 2274 Invalid, 1737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 1522 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:05,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5284 states. [2022-02-10 23:45:05,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5284 to 2871. [2022-02-10 23:45:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2871 states, 2858 states have (on average 1.91777466759972) internal successors, (5481), 2870 states have internal predecessors, (5481), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:05,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2871 states and 5481 transitions. [2022-02-10 23:45:05,974 INFO L78 Accepts]: Start accepts. Automaton has 2871 states and 5481 transitions. Word has length 172 [2022-02-10 23:45:05,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:05,974 INFO L470 AbstractCegarLoop]: Abstraction has 2871 states and 5481 transitions. [2022-02-10 23:45:05,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:05,974 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5481 transitions. [2022-02-10 23:45:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:05,976 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:05,976 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:05,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-10 23:45:05,976 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:05,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:05,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1016664055, now seen corresponding path program 28 times [2022-02-10 23:45:05,978 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:05,978 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820930610] [2022-02-10 23:45:05,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:05,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:06,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:06,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820930610] [2022-02-10 23:45:06,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820930610] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:06,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:06,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:06,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921092234] [2022-02-10 23:45:06,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:06,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:06,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:06,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:06,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:06,280 INFO L87 Difference]: Start difference. First operand 2871 states and 5481 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:07,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:07,521 INFO L93 Difference]: Finished difference Result 5269 states and 10140 transitions. [2022-02-10 23:45:07,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:07,522 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:07,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:07,527 INFO L225 Difference]: With dead ends: 5269 [2022-02-10 23:45:07,527 INFO L226 Difference]: Without dead ends: 5269 [2022-02-10 23:45:07,528 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:07,528 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 631 mSDsluCounter, 2325 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:07,528 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 2664 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:07,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5269 states. [2022-02-10 23:45:07,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5269 to 2863. [2022-02-10 23:45:07,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 2850 states have (on average 1.9175438596491228) internal successors, (5465), 2862 states have internal predecessors, (5465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:07,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 5465 transitions. [2022-02-10 23:45:07,564 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 5465 transitions. Word has length 172 [2022-02-10 23:45:07,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:07,565 INFO L470 AbstractCegarLoop]: Abstraction has 2863 states and 5465 transitions. [2022-02-10 23:45:07,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:07,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5465 transitions. [2022-02-10 23:45:07,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:07,566 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:07,566 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:07,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-10 23:45:07,566 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:07,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:07,567 INFO L85 PathProgramCache]: Analyzing trace with hash -607934103, now seen corresponding path program 29 times [2022-02-10 23:45:07,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:07,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2141859689] [2022-02-10 23:45:07,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:07,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:07,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:07,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:07,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:07,881 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2141859689] [2022-02-10 23:45:07,881 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2141859689] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:07,881 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:07,881 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:07,881 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103648668] [2022-02-10 23:45:07,881 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:07,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:07,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:07,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:07,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:07,882 INFO L87 Difference]: Start difference. First operand 2863 states and 5465 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:08,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:08,790 INFO L93 Difference]: Finished difference Result 5152 states and 9906 transitions. [2022-02-10 23:45:08,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:45:08,791 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:08,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:08,797 INFO L225 Difference]: With dead ends: 5152 [2022-02-10 23:45:08,797 INFO L226 Difference]: Without dead ends: 5152 [2022-02-10 23:45:08,797 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=636, Unknown=0, NotChecked=0, Total=812 [2022-02-10 23:45:08,797 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 540 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 1290 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1467 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:08,798 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [540 Valid, 1959 Invalid, 1467 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1290 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:08,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5152 states. [2022-02-10 23:45:08,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5152 to 2867. [2022-02-10 23:45:08,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2867 states, 2854 states have (on average 1.9176594253679047) internal successors, (5473), 2866 states have internal predecessors, (5473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:08,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2867 states and 5473 transitions. [2022-02-10 23:45:08,869 INFO L78 Accepts]: Start accepts. Automaton has 2867 states and 5473 transitions. Word has length 172 [2022-02-10 23:45:08,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:08,869 INFO L470 AbstractCegarLoop]: Abstraction has 2867 states and 5473 transitions. [2022-02-10 23:45:08,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:08,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5473 transitions. [2022-02-10 23:45:08,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:08,871 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:08,871 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:08,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-10 23:45:08,871 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:08,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:08,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1420050197, now seen corresponding path program 30 times [2022-02-10 23:45:08,872 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:08,872 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433450130] [2022-02-10 23:45:08,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:08,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:09,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:09,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:09,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433450130] [2022-02-10 23:45:09,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433450130] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:09,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:09,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:09,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800640717] [2022-02-10 23:45:09,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:09,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:09,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:09,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:09,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:09,151 INFO L87 Difference]: Start difference. First operand 2867 states and 5473 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:10,033 INFO L93 Difference]: Finished difference Result 5145 states and 9894 transitions. [2022-02-10 23:45:10,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:10,033 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:10,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:10,040 INFO L225 Difference]: With dead ends: 5145 [2022-02-10 23:45:10,040 INFO L226 Difference]: Without dead ends: 5145 [2022-02-10 23:45:10,041 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=738, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:45:10,041 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 587 mSDsluCounter, 1683 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:10,041 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 2006 Invalid, 1534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:10,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5145 states. [2022-02-10 23:45:10,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5145 to 2869. [2022-02-10 23:45:10,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2856 states have (on average 1.917717086834734) internal successors, (5477), 2868 states have internal predecessors, (5477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5477 transitions. [2022-02-10 23:45:10,083 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5477 transitions. Word has length 172 [2022-02-10 23:45:10,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:10,083 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5477 transitions. [2022-02-10 23:45:10,083 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:10,083 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5477 transitions. [2022-02-10 23:45:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:10,085 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:10,085 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:10,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-10 23:45:10,085 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:10,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:10,085 INFO L85 PathProgramCache]: Analyzing trace with hash -292588019, now seen corresponding path program 31 times [2022-02-10 23:45:10,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:10,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991528638] [2022-02-10 23:45:10,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:10,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:10,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:10,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:10,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991528638] [2022-02-10 23:45:10,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991528638] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:10,403 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:10,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:10,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267649302] [2022-02-10 23:45:10,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:10,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:10,403 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:10,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:10,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:10,403 INFO L87 Difference]: Start difference. First operand 2869 states and 5477 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:11,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:11,595 INFO L93 Difference]: Finished difference Result 5130 states and 9868 transitions. [2022-02-10 23:45:11,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:11,596 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:11,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:11,601 INFO L225 Difference]: With dead ends: 5130 [2022-02-10 23:45:11,601 INFO L226 Difference]: Without dead ends: 5130 [2022-02-10 23:45:11,604 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:11,605 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 536 mSDsluCounter, 2271 mSDsCounter, 0 mSdLazyCounter, 1875 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 2602 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1875 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:11,605 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 2602 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1875 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:11,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5130 states. [2022-02-10 23:45:11,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5130 to 2862. [2022-02-10 23:45:11,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2849 states have (on average 1.9175149175149175) internal successors, (5463), 2861 states have internal predecessors, (5463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:11,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5463 transitions. [2022-02-10 23:45:11,634 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5463 transitions. Word has length 172 [2022-02-10 23:45:11,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:11,634 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5463 transitions. [2022-02-10 23:45:11,634 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:11,634 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5463 transitions. [2022-02-10 23:45:11,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:11,635 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:11,635 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:11,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-10 23:45:11,636 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:11,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:11,636 INFO L85 PathProgramCache]: Analyzing trace with hash -2015599687, now seen corresponding path program 32 times [2022-02-10 23:45:11,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:11,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038441002] [2022-02-10 23:45:11,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:11,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:11,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:11,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:11,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:11,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038441002] [2022-02-10 23:45:11,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1038441002] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:11,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:11,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:11,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [792960219] [2022-02-10 23:45:11,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:11,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:11,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:11,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:11,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:11,883 INFO L87 Difference]: Start difference. First operand 2862 states and 5463 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:13,092 INFO L93 Difference]: Finished difference Result 3839 states and 7304 transitions. [2022-02-10 23:45:13,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:45:13,093 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:13,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:13,097 INFO L225 Difference]: With dead ends: 3839 [2022-02-10 23:45:13,097 INFO L226 Difference]: Without dead ends: 3839 [2022-02-10 23:45:13,097 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=1076, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:45:13,098 INFO L934 BasicCegarLoop]: 345 mSDtfsCounter, 790 mSDsluCounter, 2563 mSDsCounter, 0 mSdLazyCounter, 1861 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 790 SdHoareTripleChecker+Valid, 2906 SdHoareTripleChecker+Invalid, 2044 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:13,098 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [790 Valid, 2906 Invalid, 2044 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1861 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:13,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3839 states. [2022-02-10 23:45:13,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3839 to 2853. [2022-02-10 23:45:13,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2840 states have (on average 1.9172535211267605) internal successors, (5445), 2852 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) [2022-02-10 23:45:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5445 transitions. [2022-02-10 23:45:13,123 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5445 transitions. Word has length 172 [2022-02-10 23:45:13,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:13,123 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5445 transitions. [2022-02-10 23:45:13,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5445 transitions. [2022-02-10 23:45:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:13,125 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:13,125 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:13,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-10 23:45:13,125 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:13,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:13,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1412974834, now seen corresponding path program 1 times [2022-02-10 23:45:13,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:13,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1690994661] [2022-02-10 23:45:13,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:13,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:13,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:13,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:13,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1690994661] [2022-02-10 23:45:13,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1690994661] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:13,318 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:13,318 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:13,318 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443963375] [2022-02-10 23:45:13,318 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:13,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:13,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:13,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:13,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:13,319 INFO L87 Difference]: Start difference. First operand 2853 states and 5445 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:13,948 INFO L93 Difference]: Finished difference Result 3142 states and 5960 transitions. [2022-02-10 23:45:13,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:13,948 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:13,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:13,952 INFO L225 Difference]: With dead ends: 3142 [2022-02-10 23:45:13,952 INFO L226 Difference]: Without dead ends: 3142 [2022-02-10 23:45:13,952 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:45:13,952 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 705 mSDsluCounter, 1911 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 705 SdHoareTripleChecker+Valid, 2268 SdHoareTripleChecker+Invalid, 1014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:13,952 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [705 Valid, 2268 Invalid, 1014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:45:13,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3142 states. [2022-02-10 23:45:13,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3142 to 2788. [2022-02-10 23:45:13,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2776 states have (on average 1.9146253602305476) internal successors, (5315), 2787 states have internal predecessors, (5315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5315 transitions. [2022-02-10 23:45:13,977 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5315 transitions. Word has length 172 [2022-02-10 23:45:13,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:13,977 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5315 transitions. [2022-02-10 23:45:13,977 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:13,977 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5315 transitions. [2022-02-10 23:45:13,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:13,978 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:13,979 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:13,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-10 23:45:13,979 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:13,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:13,979 INFO L85 PathProgramCache]: Analyzing trace with hash -533658633, now seen corresponding path program 33 times [2022-02-10 23:45:13,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:13,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503194436] [2022-02-10 23:45:13,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:13,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:14,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:14,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:14,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503194436] [2022-02-10 23:45:14,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503194436] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:14,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:14,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:14,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483210681] [2022-02-10 23:45:14,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:14,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:14,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:14,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:14,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:14,179 INFO L87 Difference]: Start difference. First operand 2788 states and 5315 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:15,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:15,136 INFO L93 Difference]: Finished difference Result 5310 states and 10168 transitions. [2022-02-10 23:45:15,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:45:15,137 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:15,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:15,143 INFO L225 Difference]: With dead ends: 5310 [2022-02-10 23:45:15,143 INFO L226 Difference]: Without dead ends: 5310 [2022-02-10 23:45:15,143 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:45:15,144 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 823 mSDsluCounter, 2081 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 823 SdHoareTripleChecker+Valid, 2434 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:15,144 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [823 Valid, 2434 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:15,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5310 states. [2022-02-10 23:45:15,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5310 to 2790. [2022-02-10 23:45:15,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2790 states, 2778 states have (on average 1.9146868250539957) internal successors, (5319), 2789 states have internal predecessors, (5319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:15,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 5319 transitions. [2022-02-10 23:45:15,175 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 5319 transitions. Word has length 172 [2022-02-10 23:45:15,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:15,175 INFO L470 AbstractCegarLoop]: Abstraction has 2790 states and 5319 transitions. [2022-02-10 23:45:15,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:15,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5319 transitions. [2022-02-10 23:45:15,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:15,177 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:15,177 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:15,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-10 23:45:15,177 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:15,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:15,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1261898439, now seen corresponding path program 34 times [2022-02-10 23:45:15,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:15,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362186627] [2022-02-10 23:45:15,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:15,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:15,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:15,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:15,420 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:15,420 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362186627] [2022-02-10 23:45:15,420 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362186627] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:15,420 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:15,420 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:15,420 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440709797] [2022-02-10 23:45:15,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:15,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:15,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:15,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:15,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:15,421 INFO L87 Difference]: Start difference. First operand 2790 states and 5319 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:16,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:16,511 INFO L93 Difference]: Finished difference Result 5324 states and 10193 transitions. [2022-02-10 23:45:16,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:45:16,511 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:16,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:16,517 INFO L225 Difference]: With dead ends: 5324 [2022-02-10 23:45:16,517 INFO L226 Difference]: Without dead ends: 5324 [2022-02-10 23:45:16,518 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:45:16,518 INFO L934 BasicCegarLoop]: 366 mSDtfsCounter, 886 mSDsluCounter, 2113 mSDsCounter, 0 mSdLazyCounter, 1626 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 886 SdHoareTripleChecker+Valid, 2477 SdHoareTripleChecker+Invalid, 1867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:16,518 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [886 Valid, 2477 Invalid, 1867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1626 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:16,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5324 states. [2022-02-10 23:45:16,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5324 to 2792. [2022-02-10 23:45:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2780 states have (on average 1.9147482014388488) internal successors, (5323), 2791 states have internal predecessors, (5323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:16,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5323 transitions. [2022-02-10 23:45:16,547 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5323 transitions. Word has length 172 [2022-02-10 23:45:16,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:16,548 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5323 transitions. [2022-02-10 23:45:16,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:16,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5323 transitions. [2022-02-10 23:45:16,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:16,549 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:16,549 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:16,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-10 23:45:16,549 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:16,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:16,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1342437467, now seen corresponding path program 35 times [2022-02-10 23:45:16,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:16,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379512020] [2022-02-10 23:45:16,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:16,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:16,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:16,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:16,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379512020] [2022-02-10 23:45:16,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379512020] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:16,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:16,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:16,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81074429] [2022-02-10 23:45:16,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:16,756 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:16,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:16,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:16,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:16,757 INFO L87 Difference]: Start difference. First operand 2792 states and 5323 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:17,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:17,604 INFO L93 Difference]: Finished difference Result 5204 states and 9960 transitions. [2022-02-10 23:45:17,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:45:17,605 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:17,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:17,611 INFO L225 Difference]: With dead ends: 5204 [2022-02-10 23:45:17,611 INFO L226 Difference]: Without dead ends: 5204 [2022-02-10 23:45:17,612 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=257, Invalid=1003, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:45:17,612 INFO L934 BasicCegarLoop]: 379 mSDtfsCounter, 764 mSDsluCounter, 2169 mSDsCounter, 0 mSdLazyCounter, 1737 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 764 SdHoareTripleChecker+Valid, 2546 SdHoareTripleChecker+Invalid, 1914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:17,612 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [764 Valid, 2546 Invalid, 1914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1737 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:17,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5204 states. [2022-02-10 23:45:17,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5204 to 2794. [2022-02-10 23:45:17,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 2782 states have (on average 1.9148094895758447) internal successors, (5327), 2793 states have internal predecessors, (5327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 5327 transitions. [2022-02-10 23:45:17,647 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 5327 transitions. Word has length 172 [2022-02-10 23:45:17,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:17,647 INFO L470 AbstractCegarLoop]: Abstraction has 2794 states and 5327 transitions. [2022-02-10 23:45:17,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:17,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5327 transitions. [2022-02-10 23:45:17,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:17,649 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:17,649 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:17,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-10 23:45:17,649 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:17,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:17,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1772922645, now seen corresponding path program 36 times [2022-02-10 23:45:17,650 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:17,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018080458] [2022-02-10 23:45:17,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:17,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:17,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:17,910 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:17,910 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018080458] [2022-02-10 23:45:17,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018080458] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:17,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:17,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:17,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083272717] [2022-02-10 23:45:17,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:17,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:17,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:17,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:17,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:17,912 INFO L87 Difference]: Start difference. First operand 2794 states and 5327 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:19,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:19,133 INFO L93 Difference]: Finished difference Result 5262 states and 10076 transitions. [2022-02-10 23:45:19,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:45:19,133 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:19,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:19,139 INFO L225 Difference]: With dead ends: 5262 [2022-02-10 23:45:19,139 INFO L226 Difference]: Without dead ends: 5262 [2022-02-10 23:45:19,139 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:45:19,140 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1002 mSDsluCounter, 2018 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1002 SdHoareTripleChecker+Valid, 2406 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:19,140 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1002 Valid, 2406 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:19,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5262 states. [2022-02-10 23:45:19,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5262 to 2788. [2022-02-10 23:45:19,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2776 states have (on average 1.9146253602305476) internal successors, (5315), 2787 states have internal predecessors, (5315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:19,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5315 transitions. [2022-02-10 23:45:19,172 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5315 transitions. Word has length 172 [2022-02-10 23:45:19,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:19,172 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5315 transitions. [2022-02-10 23:45:19,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:19,172 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5315 transitions. [2022-02-10 23:45:19,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:19,173 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:19,174 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:19,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-10 23:45:19,174 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:19,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:19,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1987316117, now seen corresponding path program 37 times [2022-02-10 23:45:19,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:19,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399058070] [2022-02-10 23:45:19,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:19,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:19,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:19,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:19,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399058070] [2022-02-10 23:45:19,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399058070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:19,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:19,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:19,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409014335] [2022-02-10 23:45:19,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:19,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:19,389 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:19,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:19,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:19,389 INFO L87 Difference]: Start difference. First operand 2788 states and 5315 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:20,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:20,263 INFO L93 Difference]: Finished difference Result 5366 states and 10278 transitions. [2022-02-10 23:45:20,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:45:20,263 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:20,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:20,269 INFO L225 Difference]: With dead ends: 5366 [2022-02-10 23:45:20,269 INFO L226 Difference]: Without dead ends: 5366 [2022-02-10 23:45:20,269 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:20,270 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 779 mSDsluCounter, 2311 mSDsCounter, 0 mSdLazyCounter, 1931 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 779 SdHoareTripleChecker+Valid, 2663 SdHoareTripleChecker+Invalid, 2188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:20,270 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [779 Valid, 2663 Invalid, 2188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1931 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:20,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5366 states. [2022-02-10 23:45:20,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5366 to 2793. [2022-02-10 23:45:20,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2793 states, 2781 states have (on average 1.9147788565264294) internal successors, (5325), 2792 states have internal predecessors, (5325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:20,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2793 states and 5325 transitions. [2022-02-10 23:45:20,301 INFO L78 Accepts]: Start accepts. Automaton has 2793 states and 5325 transitions. Word has length 172 [2022-02-10 23:45:20,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:20,301 INFO L470 AbstractCegarLoop]: Abstraction has 2793 states and 5325 transitions. [2022-02-10 23:45:20,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:20,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 5325 transitions. [2022-02-10 23:45:20,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:20,302 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:20,303 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:20,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-10 23:45:20,303 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:20,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:20,303 INFO L85 PathProgramCache]: Analyzing trace with hash 1259076311, now seen corresponding path program 38 times [2022-02-10 23:45:20,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:20,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223488899] [2022-02-10 23:45:20,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:20,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:20,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:20,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:20,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223488899] [2022-02-10 23:45:20,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223488899] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:20,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:20,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:20,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437903880] [2022-02-10 23:45:20,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:20,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:20,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:20,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:20,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:20,563 INFO L87 Difference]: Start difference. First operand 2793 states and 5325 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:21,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:21,526 INFO L93 Difference]: Finished difference Result 5405 states and 10352 transitions. [2022-02-10 23:45:21,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:45:21,527 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:21,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:21,532 INFO L225 Difference]: With dead ends: 5405 [2022-02-10 23:45:21,532 INFO L226 Difference]: Without dead ends: 5405 [2022-02-10 23:45:21,533 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:21,533 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 715 mSDsluCounter, 2313 mSDsCounter, 0 mSdLazyCounter, 1872 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 2661 SdHoareTripleChecker+Invalid, 2085 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:21,533 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [715 Valid, 2661 Invalid, 2085 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1872 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:21,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5405 states. [2022-02-10 23:45:21,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5405 to 2795. [2022-02-10 23:45:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2795 states, 2783 states have (on average 1.9148401006108515) internal successors, (5329), 2794 states have internal predecessors, (5329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:21,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2795 states to 2795 states and 5329 transitions. [2022-02-10 23:45:21,565 INFO L78 Accepts]: Start accepts. Automaton has 2795 states and 5329 transitions. Word has length 172 [2022-02-10 23:45:21,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:21,565 INFO L470 AbstractCegarLoop]: Abstraction has 2795 states and 5329 transitions. [2022-02-10 23:45:21,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:21,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2795 states and 5329 transitions. [2022-02-10 23:45:21,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:21,567 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:21,567 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:21,567 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-10 23:45:21,567 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:21,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:21,567 INFO L85 PathProgramCache]: Analyzing trace with hash 1178537283, now seen corresponding path program 39 times [2022-02-10 23:45:21,567 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:21,567 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650459872] [2022-02-10 23:45:21,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:21,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:21,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:21,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:21,852 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:21,852 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650459872] [2022-02-10 23:45:21,852 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650459872] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:21,852 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:21,852 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:21,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808143258] [2022-02-10 23:45:21,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:21,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:21,853 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:21,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:21,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:21,853 INFO L87 Difference]: Start difference. First operand 2795 states and 5329 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:22,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:22,817 INFO L93 Difference]: Finished difference Result 5254 states and 10058 transitions. [2022-02-10 23:45:22,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:45:22,817 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:22,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:22,854 INFO L225 Difference]: With dead ends: 5254 [2022-02-10 23:45:22,855 INFO L226 Difference]: Without dead ends: 5254 [2022-02-10 23:45:22,855 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:22,855 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 826 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1300 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 2142 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1300 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:22,855 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [826 Valid, 2142 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1300 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:22,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-02-10 23:45:22,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 2797. [2022-02-10 23:45:22,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2797 states, 2785 states have (on average 1.9149012567324954) internal successors, (5333), 2796 states have internal predecessors, (5333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:22,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2797 states and 5333 transitions. [2022-02-10 23:45:22,882 INFO L78 Accepts]: Start accepts. Automaton has 2797 states and 5333 transitions. Word has length 172 [2022-02-10 23:45:22,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:22,882 INFO L470 AbstractCegarLoop]: Abstraction has 2797 states and 5333 transitions. [2022-02-10 23:45:22,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:22,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 5333 transitions. [2022-02-10 23:45:22,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:22,884 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:22,884 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:22,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-10 23:45:22,884 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:22,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:22,885 INFO L85 PathProgramCache]: Analyzing trace with hash 748052105, now seen corresponding path program 40 times [2022-02-10 23:45:22,885 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:22,885 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15512319] [2022-02-10 23:45:22,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:22,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:22,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:23,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:23,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:23,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15512319] [2022-02-10 23:45:23,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15512319] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:23,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:23,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:23,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098292733] [2022-02-10 23:45:23,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:23,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:23,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:23,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:23,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:23,145 INFO L87 Difference]: Start difference. First operand 2797 states and 5333 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:24,288 INFO L93 Difference]: Finished difference Result 5312 states and 10174 transitions. [2022-02-10 23:45:24,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:45:24,288 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:24,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:24,294 INFO L225 Difference]: With dead ends: 5312 [2022-02-10 23:45:24,294 INFO L226 Difference]: Without dead ends: 5312 [2022-02-10 23:45:24,295 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:24,295 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 697 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 2622 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:24,295 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [697 Valid, 2622 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:24,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5312 states. [2022-02-10 23:45:24,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5312 to 2791. [2022-02-10 23:45:24,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2791 states, 2779 states have (on average 1.9147175242893126) internal successors, (5321), 2790 states have internal predecessors, (5321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2791 states and 5321 transitions. [2022-02-10 23:45:24,329 INFO L78 Accepts]: Start accepts. Automaton has 2791 states and 5321 transitions. Word has length 172 [2022-02-10 23:45:24,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:24,329 INFO L470 AbstractCegarLoop]: Abstraction has 2791 states and 5321 transitions. [2022-02-10 23:45:24,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:24,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 5321 transitions. [2022-02-10 23:45:24,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:24,330 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:24,331 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:24,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-10 23:45:24,331 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:24,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:24,331 INFO L85 PathProgramCache]: Analyzing trace with hash -1645486599, now seen corresponding path program 41 times [2022-02-10 23:45:24,331 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:24,331 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731810863] [2022-02-10 23:45:24,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:24,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:24,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:24,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:24,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731810863] [2022-02-10 23:45:24,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731810863] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:24,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:24,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:24,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116174670] [2022-02-10 23:45:24,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:24,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:24,522 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:24,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:24,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:24,522 INFO L87 Difference]: Start difference. First operand 2791 states and 5321 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:25,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:25,407 INFO L93 Difference]: Finished difference Result 5378 states and 10299 transitions. [2022-02-10 23:45:25,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:45:25,407 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:25,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:25,413 INFO L225 Difference]: With dead ends: 5378 [2022-02-10 23:45:25,413 INFO L226 Difference]: Without dead ends: 5378 [2022-02-10 23:45:25,413 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:45:25,413 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 812 mSDsluCounter, 2289 mSDsCounter, 0 mSdLazyCounter, 1830 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 812 SdHoareTripleChecker+Valid, 2655 SdHoareTripleChecker+Invalid, 2088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1830 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:25,413 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [812 Valid, 2655 Invalid, 2088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1830 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:25,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5378 states. [2022-02-10 23:45:25,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5378 to 2796. [2022-02-10 23:45:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2796 states, 2784 states have (on average 1.9148706896551724) internal successors, (5331), 2795 states have internal predecessors, (5331), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:25,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 5331 transitions. [2022-02-10 23:45:25,446 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 5331 transitions. Word has length 172 [2022-02-10 23:45:25,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:25,446 INFO L470 AbstractCegarLoop]: Abstraction has 2796 states and 5331 transitions. [2022-02-10 23:45:25,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:25,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5331 transitions. [2022-02-10 23:45:25,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:25,447 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:25,448 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:25,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-10 23:45:25,448 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:25,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:25,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1726025627, now seen corresponding path program 42 times [2022-02-10 23:45:25,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:25,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015932319] [2022-02-10 23:45:25,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:25,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:25,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:25,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:25,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:25,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015932319] [2022-02-10 23:45:25,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015932319] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:25,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:25,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:25,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346372848] [2022-02-10 23:45:25,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:25,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:25,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:25,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:25,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:25,676 INFO L87 Difference]: Start difference. First operand 2796 states and 5331 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:26,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:26,599 INFO L93 Difference]: Finished difference Result 5323 states and 10193 transitions. [2022-02-10 23:45:26,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:45:26,600 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:26,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:26,605 INFO L225 Difference]: With dead ends: 5323 [2022-02-10 23:45:26,605 INFO L226 Difference]: Without dead ends: 5323 [2022-02-10 23:45:26,606 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:26,609 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 791 mSDsluCounter, 2169 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 791 SdHoareTripleChecker+Valid, 2521 SdHoareTripleChecker+Invalid, 1925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:26,609 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [791 Valid, 2521 Invalid, 1925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:26,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5323 states. [2022-02-10 23:45:26,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5323 to 2798. [2022-02-10 23:45:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2786 states have (on average 1.9149318018664752) internal successors, (5335), 2797 states have internal predecessors, (5335), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 5335 transitions. [2022-02-10 23:45:26,640 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 5335 transitions. Word has length 172 [2022-02-10 23:45:26,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:26,640 INFO L470 AbstractCegarLoop]: Abstraction has 2798 states and 5335 transitions. [2022-02-10 23:45:26,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5335 transitions. [2022-02-10 23:45:26,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:26,641 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:26,641 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:26,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-10 23:45:26,641 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:26,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:26,642 INFO L85 PathProgramCache]: Analyzing trace with hash 2138456491, now seen corresponding path program 43 times [2022-02-10 23:45:26,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:26,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683905355] [2022-02-10 23:45:26,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:26,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:26,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683905355] [2022-02-10 23:45:26,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683905355] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:26,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:26,936 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:26,936 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901760663] [2022-02-10 23:45:26,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:26,936 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:26,937 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:26,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:26,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:26,937 INFO L87 Difference]: Start difference. First operand 2798 states and 5335 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:28,286 INFO L93 Difference]: Finished difference Result 5381 states and 10309 transitions. [2022-02-10 23:45:28,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:45:28,287 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:28,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:28,292 INFO L225 Difference]: With dead ends: 5381 [2022-02-10 23:45:28,293 INFO L226 Difference]: Without dead ends: 5381 [2022-02-10 23:45:28,293 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:45:28,293 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 772 mSDsluCounter, 2625 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 772 SdHoareTripleChecker+Valid, 2988 SdHoareTripleChecker+Invalid, 2341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:28,293 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [772 Valid, 2988 Invalid, 2341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:45:28,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5381 states. [2022-02-10 23:45:28,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5381 to 2794. [2022-02-10 23:45:28,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2794 states, 2782 states have (on average 1.9148094895758447) internal successors, (5327), 2793 states have internal predecessors, (5327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2794 states to 2794 states and 5327 transitions. [2022-02-10 23:45:28,323 INFO L78 Accepts]: Start accepts. Automaton has 2794 states and 5327 transitions. Word has length 172 [2022-02-10 23:45:28,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:28,324 INFO L470 AbstractCegarLoop]: Abstraction has 2794 states and 5327 transitions. [2022-02-10 23:45:28,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2794 states and 5327 transitions. [2022-02-10 23:45:28,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:28,325 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:28,325 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:28,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-10 23:45:28,325 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:28,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:28,326 INFO L85 PathProgramCache]: Analyzing trace with hash 143738661, now seen corresponding path program 44 times [2022-02-10 23:45:28,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:28,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438516985] [2022-02-10 23:45:28,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:28,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:28,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:28,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:28,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438516985] [2022-02-10 23:45:28,602 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438516985] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:28,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:28,602 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:28,602 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580008465] [2022-02-10 23:45:28,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:28,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:28,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:28,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:28,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:28,603 INFO L87 Difference]: Start difference. First operand 2794 states and 5327 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:29,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:29,615 INFO L93 Difference]: Finished difference Result 5258 states and 10066 transitions. [2022-02-10 23:45:29,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:45:29,615 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:29,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:29,621 INFO L225 Difference]: With dead ends: 5258 [2022-02-10 23:45:29,621 INFO L226 Difference]: Without dead ends: 5258 [2022-02-10 23:45:29,621 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:29,621 INFO L934 BasicCegarLoop]: 383 mSDtfsCounter, 895 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1399 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 895 SdHoareTripleChecker+Valid, 2204 SdHoareTripleChecker+Invalid, 1681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:29,622 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [895 Valid, 2204 Invalid, 1681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1399 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:29,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5258 states. [2022-02-10 23:45:29,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5258 to 2797. [2022-02-10 23:45:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2797 states, 2785 states have (on average 1.9149012567324954) internal successors, (5333), 2796 states have internal predecessors, (5333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:29,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2797 states to 2797 states and 5333 transitions. [2022-02-10 23:45:29,689 INFO L78 Accepts]: Start accepts. Automaton has 2797 states and 5333 transitions. Word has length 172 [2022-02-10 23:45:29,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:29,689 INFO L470 AbstractCegarLoop]: Abstraction has 2797 states and 5333 transitions. [2022-02-10 23:45:29,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:29,689 INFO L276 IsEmpty]: Start isEmpty. Operand 2797 states and 5333 transitions. [2022-02-10 23:45:29,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:29,690 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:29,690 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:29,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-10 23:45:29,692 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:29,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:29,692 INFO L85 PathProgramCache]: Analyzing trace with hash -668377433, now seen corresponding path program 45 times [2022-02-10 23:45:29,693 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:29,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623246999] [2022-02-10 23:45:29,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:29,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:29,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:29,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:29,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623246999] [2022-02-10 23:45:29,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623246999] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:29,961 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:29,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:29,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254770576] [2022-02-10 23:45:29,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:29,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:29,962 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:29,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:29,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:29,962 INFO L87 Difference]: Start difference. First operand 2797 states and 5333 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:31,117 INFO L93 Difference]: Finished difference Result 5359 states and 10264 transitions. [2022-02-10 23:45:31,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-10 23:45:31,117 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:31,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:31,124 INFO L225 Difference]: With dead ends: 5359 [2022-02-10 23:45:31,125 INFO L226 Difference]: Without dead ends: 5359 [2022-02-10 23:45:31,125 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:45:31,125 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 943 mSDsluCounter, 2018 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2403 SdHoareTripleChecker+Invalid, 1894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:31,125 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2403 Invalid, 1894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:31,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5359 states. [2022-02-10 23:45:31,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5359 to 2799. [2022-02-10 23:45:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2799 states, 2787 states have (on average 1.914962325080732) internal successors, (5337), 2798 states have internal predecessors, (5337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 5337 transitions. [2022-02-10 23:45:31,160 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 5337 transitions. Word has length 172 [2022-02-10 23:45:31,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:31,160 INFO L470 AbstractCegarLoop]: Abstraction has 2799 states and 5337 transitions. [2022-02-10 23:45:31,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:31,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 5337 transitions. [2022-02-10 23:45:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:31,162 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:31,162 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:31,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-10 23:45:31,162 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:31,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:31,163 INFO L85 PathProgramCache]: Analyzing trace with hash 459084745, now seen corresponding path program 46 times [2022-02-10 23:45:31,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:31,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424928149] [2022-02-10 23:45:31,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:31,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:31,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:31,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:31,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424928149] [2022-02-10 23:45:31,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424928149] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:31,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:31,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:31,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136788289] [2022-02-10 23:45:31,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:31,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:31,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:31,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:31,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:31,416 INFO L87 Difference]: Start difference. First operand 2799 states and 5337 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:32,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:32,473 INFO L93 Difference]: Finished difference Result 5314 states and 10178 transitions. [2022-02-10 23:45:32,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-10 23:45:32,474 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:32,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:32,479 INFO L225 Difference]: With dead ends: 5314 [2022-02-10 23:45:32,479 INFO L226 Difference]: Without dead ends: 5314 [2022-02-10 23:45:32,479 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:45:32,479 INFO L934 BasicCegarLoop]: 395 mSDtfsCounter, 935 mSDsluCounter, 2392 mSDsCounter, 0 mSdLazyCounter, 2079 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 2785 SdHoareTripleChecker+Invalid, 2385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 2079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:32,480 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [935 Valid, 2785 Invalid, 2385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 2079 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:32,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5314 states. [2022-02-10 23:45:32,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5314 to 2788. [2022-02-10 23:45:32,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2776 states have (on average 1.9146253602305476) internal successors, (5315), 2787 states have internal predecessors, (5315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5315 transitions. [2022-02-10 23:45:32,513 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5315 transitions. Word has length 172 [2022-02-10 23:45:32,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:32,513 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5315 transitions. [2022-02-10 23:45:32,513 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:32,513 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5315 transitions. [2022-02-10 23:45:32,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:32,514 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:32,514 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:32,514 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-10 23:45:32,515 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:32,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:32,515 INFO L85 PathProgramCache]: Analyzing trace with hash 928267075, now seen corresponding path program 47 times [2022-02-10 23:45:32,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:32,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287476161] [2022-02-10 23:45:32,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:32,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:32,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:32,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:32,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:32,726 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287476161] [2022-02-10 23:45:32,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287476161] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:32,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:32,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:32,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978341883] [2022-02-10 23:45:32,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:32,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:32,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:32,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:32,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:32,727 INFO L87 Difference]: Start difference. First operand 2788 states and 5315 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:33,910 INFO L93 Difference]: Finished difference Result 4778 states and 9174 transitions. [2022-02-10 23:45:33,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:33,910 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:33,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:33,915 INFO L225 Difference]: With dead ends: 4778 [2022-02-10 23:45:33,915 INFO L226 Difference]: Without dead ends: 4778 [2022-02-10 23:45:33,916 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:33,916 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 561 mSDsluCounter, 2330 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 561 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 2149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:33,916 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [561 Valid, 2654 Invalid, 2149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:33,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2022-02-10 23:45:33,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 2762. [2022-02-10 23:45:33,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2762 states, 2750 states have (on average 1.9138181818181819) internal successors, (5263), 2761 states have internal predecessors, (5263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2762 states to 2762 states and 5263 transitions. [2022-02-10 23:45:33,945 INFO L78 Accepts]: Start accepts. Automaton has 2762 states and 5263 transitions. Word has length 172 [2022-02-10 23:45:33,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:33,945 INFO L470 AbstractCegarLoop]: Abstraction has 2762 states and 5263 transitions. [2022-02-10 23:45:33,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:33,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2762 states and 5263 transitions. [2022-02-10 23:45:33,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:33,947 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:33,947 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:33,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-10 23:45:33,947 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:33,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:33,947 INFO L85 PathProgramCache]: Analyzing trace with hash 200027269, now seen corresponding path program 48 times [2022-02-10 23:45:33,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:33,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201213610] [2022-02-10 23:45:33,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:33,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:34,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:34,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201213610] [2022-02-10 23:45:34,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201213610] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:34,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:34,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:34,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856820887] [2022-02-10 23:45:34,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:34,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:34,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:34,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:34,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:34,139 INFO L87 Difference]: Start difference. First operand 2762 states and 5263 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:34,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:34,900 INFO L93 Difference]: Finished difference Result 4914 states and 9434 transitions. [2022-02-10 23:45:34,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:34,900 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:34,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:34,905 INFO L225 Difference]: With dead ends: 4914 [2022-02-10 23:45:34,905 INFO L226 Difference]: Without dead ends: 4914 [2022-02-10 23:45:34,906 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:34,906 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 557 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 1471 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:34,906 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [557 Valid, 2169 Invalid, 1662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1471 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:45:34,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4914 states. [2022-02-10 23:45:34,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4914 to 2764. [2022-02-10 23:45:34,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2764 states, 2752 states have (on average 1.9138808139534884) internal successors, (5267), 2763 states have internal predecessors, (5267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:34,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2764 states to 2764 states and 5267 transitions. [2022-02-10 23:45:34,934 INFO L78 Accepts]: Start accepts. Automaton has 2764 states and 5267 transitions. Word has length 172 [2022-02-10 23:45:34,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:34,935 INFO L470 AbstractCegarLoop]: Abstraction has 2764 states and 5267 transitions. [2022-02-10 23:45:34,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2764 states and 5267 transitions. [2022-02-10 23:45:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:34,936 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:34,936 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:34,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-10 23:45:34,936 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:34,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:34,936 INFO L85 PathProgramCache]: Analyzing trace with hash 119488241, now seen corresponding path program 49 times [2022-02-10 23:45:34,937 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:34,937 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704611120] [2022-02-10 23:45:34,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:34,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:35,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:35,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:35,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704611120] [2022-02-10 23:45:35,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704611120] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:35,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:35,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:35,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808801144] [2022-02-10 23:45:35,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:35,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:35,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:35,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:35,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:35,146 INFO L87 Difference]: Start difference. First operand 2764 states and 5267 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:35,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:35,855 INFO L93 Difference]: Finished difference Result 4763 states and 9140 transitions. [2022-02-10 23:45:35,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:35,855 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:35,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:35,862 INFO L225 Difference]: With dead ends: 4763 [2022-02-10 23:45:35,862 INFO L226 Difference]: Without dead ends: 4763 [2022-02-10 23:45:35,862 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:35,862 INFO L934 BasicCegarLoop]: 305 mSDtfsCounter, 465 mSDsluCounter, 2071 mSDsCounter, 0 mSdLazyCounter, 1489 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:35,863 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [465 Valid, 2374 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1489 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:45:35,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4763 states. [2022-02-10 23:45:35,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4763 to 2766. [2022-02-10 23:45:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2766 states, 2754 states have (on average 1.9139433551198257) internal successors, (5271), 2765 states have internal predecessors, (5271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:35,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 5271 transitions. [2022-02-10 23:45:35,899 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 5271 transitions. Word has length 172 [2022-02-10 23:45:35,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:35,899 INFO L470 AbstractCegarLoop]: Abstraction has 2766 states and 5271 transitions. [2022-02-10 23:45:35,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:35,899 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 5271 transitions. [2022-02-10 23:45:35,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:35,901 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:35,901 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:35,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-10 23:45:35,901 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:35,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:35,902 INFO L85 PathProgramCache]: Analyzing trace with hash -310996937, now seen corresponding path program 50 times [2022-02-10 23:45:35,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:35,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2076001889] [2022-02-10 23:45:35,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:35,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:36,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:36,227 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:36,227 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2076001889] [2022-02-10 23:45:36,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2076001889] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:36,227 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:36,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:36,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302160272] [2022-02-10 23:45:36,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:36,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:36,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:36,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:36,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:36,228 INFO L87 Difference]: Start difference. First operand 2766 states and 5271 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:37,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:37,150 INFO L93 Difference]: Finished difference Result 4821 states and 9256 transitions. [2022-02-10 23:45:37,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:37,151 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:37,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:37,157 INFO L225 Difference]: With dead ends: 4821 [2022-02-10 23:45:37,157 INFO L226 Difference]: Without dead ends: 4821 [2022-02-10 23:45:37,157 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:37,157 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 483 mSDsluCounter, 2497 mSDsCounter, 0 mSdLazyCounter, 1898 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 483 SdHoareTripleChecker+Valid, 2811 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1898 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:37,158 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [483 Valid, 2811 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1898 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:37,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4821 states. [2022-02-10 23:45:37,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4821 to 2760. [2022-02-10 23:45:37,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2760 states, 2748 states have (on average 1.9137554585152838) internal successors, (5259), 2759 states have internal predecessors, (5259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:37,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2760 states to 2760 states and 5259 transitions. [2022-02-10 23:45:37,188 INFO L78 Accepts]: Start accepts. Automaton has 2760 states and 5259 transitions. Word has length 172 [2022-02-10 23:45:37,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:37,188 INFO L470 AbstractCegarLoop]: Abstraction has 2760 states and 5259 transitions. [2022-02-10 23:45:37,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:37,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2760 states and 5259 transitions. [2022-02-10 23:45:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:37,189 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:37,189 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:37,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-10 23:45:37,190 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:37,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:37,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1590431655, now seen corresponding path program 51 times [2022-02-10 23:45:37,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:37,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920619224] [2022-02-10 23:45:37,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:37,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:37,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:37,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:37,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:37,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920619224] [2022-02-10 23:45:37,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920619224] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:37,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:37,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:37,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980320100] [2022-02-10 23:45:37,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:37,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:37,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:37,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:37,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:37,450 INFO L87 Difference]: Start difference. First operand 2760 states and 5259 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:38,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:38,310 INFO L93 Difference]: Finished difference Result 4965 states and 9534 transitions. [2022-02-10 23:45:38,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:38,311 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:38,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:38,316 INFO L225 Difference]: With dead ends: 4965 [2022-02-10 23:45:38,316 INFO L226 Difference]: Without dead ends: 4965 [2022-02-10 23:45:38,316 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:38,316 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 590 mSDsluCounter, 2149 mSDsCounter, 0 mSdLazyCounter, 1707 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2474 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:38,317 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2474 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1707 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:38,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4965 states. [2022-02-10 23:45:38,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4965 to 2765. [2022-02-10 23:45:38,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2765 states, 2753 states have (on average 1.9139120958953868) internal successors, (5269), 2764 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) [2022-02-10 23:45:38,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2765 states and 5269 transitions. [2022-02-10 23:45:38,369 INFO L78 Accepts]: Start accepts. Automaton has 2765 states and 5269 transitions. Word has length 172 [2022-02-10 23:45:38,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:38,370 INFO L470 AbstractCegarLoop]: Abstraction has 2765 states and 5269 transitions. [2022-02-10 23:45:38,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:38,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2765 states and 5269 transitions. [2022-02-10 23:45:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:38,372 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:38,372 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:38,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-10 23:45:38,374 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:38,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:38,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1509892627, now seen corresponding path program 52 times [2022-02-10 23:45:38,375 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:38,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046779661] [2022-02-10 23:45:38,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:38,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:38,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:38,637 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:38,637 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046779661] [2022-02-10 23:45:38,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046779661] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:38,637 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:38,637 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:38,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692431073] [2022-02-10 23:45:38,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:38,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:38,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:38,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:38,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:38,638 INFO L87 Difference]: Start difference. First operand 2765 states and 5269 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:39,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:39,524 INFO L93 Difference]: Finished difference Result 4910 states and 9428 transitions. [2022-02-10 23:45:39,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:39,525 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:39,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:39,530 INFO L225 Difference]: With dead ends: 4910 [2022-02-10 23:45:39,530 INFO L226 Difference]: Without dead ends: 4910 [2022-02-10 23:45:39,530 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=843, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:39,531 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 631 mSDsluCounter, 1830 mSDsCounter, 0 mSdLazyCounter, 1290 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 631 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 1506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 1290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:39,531 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [631 Valid, 2141 Invalid, 1506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 1290 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:39,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4910 states. [2022-02-10 23:45:39,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4910 to 2767. [2022-02-10 23:45:39,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2767 states, 2755 states have (on average 1.9139745916515427) internal successors, (5273), 2766 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) [2022-02-10 23:45:39,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2767 states to 2767 states and 5273 transitions. [2022-02-10 23:45:39,564 INFO L78 Accepts]: Start accepts. Automaton has 2767 states and 5273 transitions. Word has length 172 [2022-02-10 23:45:39,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:39,564 INFO L470 AbstractCegarLoop]: Abstraction has 2767 states and 5273 transitions. [2022-02-10 23:45:39,565 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:39,565 INFO L276 IsEmpty]: Start isEmpty. Operand 2767 states and 5273 transitions. [2022-02-10 23:45:39,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:39,566 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:39,566 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:39,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-10 23:45:39,566 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:39,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:39,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1079407449, now seen corresponding path program 53 times [2022-02-10 23:45:39,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:39,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486790723] [2022-02-10 23:45:39,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:39,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:39,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:39,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:39,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486790723] [2022-02-10 23:45:39,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486790723] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:39,879 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:39,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:39,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744516808] [2022-02-10 23:45:39,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:39,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:39,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:39,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:39,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:39,880 INFO L87 Difference]: Start difference. First operand 2767 states and 5273 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:41,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:41,078 INFO L93 Difference]: Finished difference Result 4968 states and 9544 transitions. [2022-02-10 23:45:41,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:41,078 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:41,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:41,083 INFO L225 Difference]: With dead ends: 4968 [2022-02-10 23:45:41,083 INFO L226 Difference]: Without dead ends: 4968 [2022-02-10 23:45:41,083 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=222, Invalid=900, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:41,083 INFO L934 BasicCegarLoop]: 324 mSDtfsCounter, 576 mSDsluCounter, 2349 mSDsCounter, 0 mSdLazyCounter, 1758 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 576 SdHoareTripleChecker+Valid, 2671 SdHoareTripleChecker+Invalid, 1963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:41,084 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [576 Valid, 2671 Invalid, 1963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1758 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:45:41,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4968 states. [2022-02-10 23:45:41,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4968 to 2763. [2022-02-10 23:45:41,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2763 states, 2751 states have (on average 1.9138495092693566) internal successors, (5265), 2762 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) [2022-02-10 23:45:41,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2763 states and 5265 transitions. [2022-02-10 23:45:41,113 INFO L78 Accepts]: Start accepts. Automaton has 2763 states and 5265 transitions. Word has length 172 [2022-02-10 23:45:41,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:41,113 INFO L470 AbstractCegarLoop]: Abstraction has 2763 states and 5265 transitions. [2022-02-10 23:45:41,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:41,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2763 states and 5265 transitions. [2022-02-10 23:45:41,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:41,115 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:41,115 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:41,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-10 23:45:41,115 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:41,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:41,115 INFO L85 PathProgramCache]: Analyzing trace with hash -915310381, now seen corresponding path program 54 times [2022-02-10 23:45:41,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:41,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647103587] [2022-02-10 23:45:41,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:41,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:41,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:41,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:41,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647103587] [2022-02-10 23:45:41,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647103587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:41,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:41,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:41,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737475449] [2022-02-10 23:45:41,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:41,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:41,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:41,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:41,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:41,416 INFO L87 Difference]: Start difference. First operand 2763 states and 5265 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:42,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:42,142 INFO L93 Difference]: Finished difference Result 4814 states and 9240 transitions. [2022-02-10 23:45:42,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:42,142 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:42,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:42,147 INFO L225 Difference]: With dead ends: 4814 [2022-02-10 23:45:42,147 INFO L226 Difference]: Without dead ends: 4814 [2022-02-10 23:45:42,148 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=216, Invalid=776, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:42,148 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 563 mSDsluCounter, 1500 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 1809 SdHoareTripleChecker+Invalid, 1194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:42,148 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 1809 Invalid, 1194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:45:42,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-02-10 23:45:42,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2766. [2022-02-10 23:45:42,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2766 states, 2754 states have (on average 1.9139433551198257) internal successors, (5271), 2765 states have internal predecessors, (5271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:42,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2766 states to 2766 states and 5271 transitions. [2022-02-10 23:45:42,176 INFO L78 Accepts]: Start accepts. Automaton has 2766 states and 5271 transitions. Word has length 172 [2022-02-10 23:45:42,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:42,176 INFO L470 AbstractCegarLoop]: Abstraction has 2766 states and 5271 transitions. [2022-02-10 23:45:42,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:42,176 INFO L276 IsEmpty]: Start isEmpty. Operand 2766 states and 5271 transitions. [2022-02-10 23:45:42,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:42,177 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:42,177 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:42,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-10 23:45:42,178 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:42,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:42,178 INFO L85 PathProgramCache]: Analyzing trace with hash -1727426475, now seen corresponding path program 55 times [2022-02-10 23:45:42,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:42,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209713811] [2022-02-10 23:45:42,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:42,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:42,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:42,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:42,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209713811] [2022-02-10 23:45:42,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209713811] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:42,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:42,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:42,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878647038] [2022-02-10 23:45:42,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:42,390 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:42,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:42,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:42,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:42,391 INFO L87 Difference]: Start difference. First operand 2766 states and 5271 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:43,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:43,369 INFO L93 Difference]: Finished difference Result 4915 states and 9438 transitions. [2022-02-10 23:45:43,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:43,369 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:43,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:43,374 INFO L225 Difference]: With dead ends: 4915 [2022-02-10 23:45:43,374 INFO L226 Difference]: Without dead ends: 4915 [2022-02-10 23:45:43,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:43,375 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 562 mSDsluCounter, 2088 mSDsCounter, 0 mSdLazyCounter, 1465 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 562 SdHoareTripleChecker+Valid, 2401 SdHoareTripleChecker+Invalid, 1642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:43,375 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [562 Valid, 2401 Invalid, 1642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1465 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:43,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4915 states. [2022-02-10 23:45:43,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4915 to 2768. [2022-02-10 23:45:43,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2768 states, 2756 states have (on average 1.9140058055152396) internal successors, (5275), 2767 states have internal predecessors, (5275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:43,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 2768 states and 5275 transitions. [2022-02-10 23:45:43,402 INFO L78 Accepts]: Start accepts. Automaton has 2768 states and 5275 transitions. Word has length 172 [2022-02-10 23:45:43,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:43,403 INFO L470 AbstractCegarLoop]: Abstraction has 2768 states and 5275 transitions. [2022-02-10 23:45:43,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:43,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2768 states and 5275 transitions. [2022-02-10 23:45:43,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:43,404 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:43,404 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:43,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-10 23:45:43,404 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:43,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:43,404 INFO L85 PathProgramCache]: Analyzing trace with hash -599964297, now seen corresponding path program 56 times [2022-02-10 23:45:43,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:43,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1437947283] [2022-02-10 23:45:43,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:43,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:43,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:43,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:43,674 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:43,674 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1437947283] [2022-02-10 23:45:43,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1437947283] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:43,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:43,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:43,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426886641] [2022-02-10 23:45:43,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:43,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:43,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:43,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:43,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:43,675 INFO L87 Difference]: Start difference. First operand 2768 states and 5275 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:44,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:44,760 INFO L93 Difference]: Finished difference Result 4870 states and 9352 transitions. [2022-02-10 23:45:44,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:45:44,760 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:44,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:44,765 INFO L225 Difference]: With dead ends: 4870 [2022-02-10 23:45:44,765 INFO L226 Difference]: Without dead ends: 4870 [2022-02-10 23:45:44,766 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:45:44,766 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 632 mSDsluCounter, 2076 mSDsCounter, 0 mSdLazyCounter, 1520 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:44,766 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [632 Valid, 2397 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1520 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:44,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4870 states. [2022-02-10 23:45:44,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4870 to 2757. [2022-02-10 23:45:44,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2757 states, 2745 states have (on average 1.9136612021857924) internal successors, (5253), 2756 states have internal predecessors, (5253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:44,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2757 states to 2757 states and 5253 transitions. [2022-02-10 23:45:44,794 INFO L78 Accepts]: Start accepts. Automaton has 2757 states and 5253 transitions. Word has length 172 [2022-02-10 23:45:44,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:44,794 INFO L470 AbstractCegarLoop]: Abstraction has 2757 states and 5253 transitions. [2022-02-10 23:45:44,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:44,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2757 states and 5253 transitions. [2022-02-10 23:45:44,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:44,796 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:44,796 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:44,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-10 23:45:44,796 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:44,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:44,796 INFO L85 PathProgramCache]: Analyzing trace with hash 2064857949, now seen corresponding path program 57 times [2022-02-10 23:45:44,796 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:44,796 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96611833] [2022-02-10 23:45:44,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:44,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:44,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:45,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:45,064 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:45,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96611833] [2022-02-10 23:45:45,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96611833] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:45,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:45,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:45,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389687562] [2022-02-10 23:45:45,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:45,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:45,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:45,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:45,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:45,065 INFO L87 Difference]: Start difference. First operand 2757 states and 5253 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:46,156 INFO L93 Difference]: Finished difference Result 4706 states and 9030 transitions. [2022-02-10 23:45:46,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:46,157 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:46,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:46,162 INFO L225 Difference]: With dead ends: 4706 [2022-02-10 23:45:46,162 INFO L226 Difference]: Without dead ends: 4706 [2022-02-10 23:45:46,162 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:46,162 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 546 mSDsluCounter, 2078 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 2392 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:46,162 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 2392 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:46,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4706 states. [2022-02-10 23:45:46,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4706 to 2730. [2022-02-10 23:45:46,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2730 states, 2718 states have (on average 1.9128035320088301) internal successors, (5199), 2729 states have internal predecessors, (5199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2730 states to 2730 states and 5199 transitions. [2022-02-10 23:45:46,189 INFO L78 Accepts]: Start accepts. Automaton has 2730 states and 5199 transitions. Word has length 172 [2022-02-10 23:45:46,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:46,190 INFO L470 AbstractCegarLoop]: Abstraction has 2730 states and 5199 transitions. [2022-02-10 23:45:46,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2730 states and 5199 transitions. [2022-02-10 23:45:46,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:46,191 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:46,191 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:46,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-10 23:45:46,191 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:46,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:46,191 INFO L85 PathProgramCache]: Analyzing trace with hash 1984318921, now seen corresponding path program 58 times [2022-02-10 23:45:46,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:46,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220585982] [2022-02-10 23:45:46,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:46,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:46,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:46,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:46,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220585982] [2022-02-10 23:45:46,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220585982] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:46,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:46,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:46,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628420425] [2022-02-10 23:45:46,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:46,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:46,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:46,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:46,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:46,440 INFO L87 Difference]: Start difference. First operand 2730 states and 5199 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:47,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:47,272 INFO L93 Difference]: Finished difference Result 4725 states and 9064 transitions. [2022-02-10 23:45:47,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:47,272 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:47,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:47,277 INFO L225 Difference]: With dead ends: 4725 [2022-02-10 23:45:47,277 INFO L226 Difference]: Without dead ends: 4725 [2022-02-10 23:45:47,277 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:47,278 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 540 mSDsluCounter, 1847 mSDsCounter, 0 mSdLazyCounter, 1303 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 2147 SdHoareTripleChecker+Invalid, 1484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:47,278 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [540 Valid, 2147 Invalid, 1484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1303 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:47,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4725 states. [2022-02-10 23:45:47,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4725 to 2732. [2022-02-10 23:45:47,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2732 states, 2720 states have (on average 1.9128676470588235) internal successors, (5203), 2731 states have internal predecessors, (5203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:47,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 2732 states and 5203 transitions. [2022-02-10 23:45:47,306 INFO L78 Accepts]: Start accepts. Automaton has 2732 states and 5203 transitions. Word has length 172 [2022-02-10 23:45:47,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:47,306 INFO L470 AbstractCegarLoop]: Abstraction has 2732 states and 5203 transitions. [2022-02-10 23:45:47,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:47,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2732 states and 5203 transitions. [2022-02-10 23:45:47,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:47,307 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:47,307 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:47,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-10 23:45:47,307 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:47,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:47,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1553833743, now seen corresponding path program 59 times [2022-02-10 23:45:47,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:47,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49637290] [2022-02-10 23:45:47,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:47,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:47,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:47,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:47,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:47,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49637290] [2022-02-10 23:45:47,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49637290] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:47,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:47,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:47,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484937987] [2022-02-10 23:45:47,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:47,602 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:47,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:47,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:47,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:47,602 INFO L87 Difference]: Start difference. First operand 2732 states and 5203 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:48,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:48,666 INFO L93 Difference]: Finished difference Result 4783 states and 9180 transitions. [2022-02-10 23:45:48,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:48,667 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:48,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:48,672 INFO L225 Difference]: With dead ends: 4783 [2022-02-10 23:45:48,673 INFO L226 Difference]: Without dead ends: 4783 [2022-02-10 23:45:48,673 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:48,673 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 534 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 2349 SdHoareTripleChecker+Invalid, 1708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:48,673 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [534 Valid, 2349 Invalid, 1708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:48,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4783 states. [2022-02-10 23:45:48,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4783 to 2728. [2022-02-10 23:45:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2728 states, 2716 states have (on average 1.912739322533137) internal successors, (5195), 2727 states have internal predecessors, (5195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:48,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2728 states to 2728 states and 5195 transitions. [2022-02-10 23:45:48,715 INFO L78 Accepts]: Start accepts. Automaton has 2728 states and 5195 transitions. Word has length 172 [2022-02-10 23:45:48,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:48,715 INFO L470 AbstractCegarLoop]: Abstraction has 2728 states and 5195 transitions. [2022-02-10 23:45:48,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:48,715 INFO L276 IsEmpty]: Start isEmpty. Operand 2728 states and 5195 transitions. [2022-02-10 23:45:48,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:48,716 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:48,716 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:48,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-10 23:45:48,717 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:48,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:48,717 INFO L85 PathProgramCache]: Analyzing trace with hash -440884087, now seen corresponding path program 60 times [2022-02-10 23:45:48,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:48,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172790338] [2022-02-10 23:45:48,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:48,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:49,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:49,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:49,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172790338] [2022-02-10 23:45:49,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172790338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:49,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:49,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:49,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076460238] [2022-02-10 23:45:49,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:49,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:49,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:49,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:49,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:49,043 INFO L87 Difference]: Start difference. First operand 2728 states and 5195 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:49,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:49,868 INFO L93 Difference]: Finished difference Result 4773 states and 9158 transitions. [2022-02-10 23:45:49,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:49,869 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:49,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:49,874 INFO L225 Difference]: With dead ends: 4773 [2022-02-10 23:45:49,874 INFO L226 Difference]: Without dead ends: 4773 [2022-02-10 23:45:49,874 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:45:49,874 INFO L934 BasicCegarLoop]: 305 mSDtfsCounter, 666 mSDsluCounter, 1494 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 666 SdHoareTripleChecker+Valid, 1797 SdHoareTripleChecker+Invalid, 1246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:49,875 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [666 Valid, 1797 Invalid, 1246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:49,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2022-02-10 23:45:49,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 2731. [2022-02-10 23:45:49,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2731 states, 2719 states have (on average 1.9128356013240162) internal successors, (5201), 2730 states have internal predecessors, (5201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:49,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 2731 states and 5201 transitions. [2022-02-10 23:45:49,905 INFO L78 Accepts]: Start accepts. Automaton has 2731 states and 5201 transitions. Word has length 172 [2022-02-10 23:45:49,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:49,905 INFO L470 AbstractCegarLoop]: Abstraction has 2731 states and 5201 transitions. [2022-02-10 23:45:49,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:49,905 INFO L276 IsEmpty]: Start isEmpty. Operand 2731 states and 5201 transitions. [2022-02-10 23:45:49,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:49,906 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:49,906 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:49,906 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-10 23:45:49,906 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:49,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:49,907 INFO L85 PathProgramCache]: Analyzing trace with hash -1253000181, now seen corresponding path program 61 times [2022-02-10 23:45:49,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:49,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249678753] [2022-02-10 23:45:49,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:49,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:50,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:50,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:50,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249678753] [2022-02-10 23:45:50,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249678753] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:50,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:50,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:50,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844554030] [2022-02-10 23:45:50,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:50,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:50,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:50,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:50,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:50,213 INFO L87 Difference]: Start difference. First operand 2731 states and 5201 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:51,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:51,208 INFO L93 Difference]: Finished difference Result 4874 states and 9356 transitions. [2022-02-10 23:45:51,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:51,208 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:51,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:51,214 INFO L225 Difference]: With dead ends: 4874 [2022-02-10 23:45:51,215 INFO L226 Difference]: Without dead ends: 4874 [2022-02-10 23:45:51,215 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:51,215 INFO L934 BasicCegarLoop]: 309 mSDtfsCounter, 582 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1269 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 582 SdHoareTripleChecker+Valid, 2111 SdHoareTripleChecker+Invalid, 1454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1269 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:51,215 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [582 Valid, 2111 Invalid, 1454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1269 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:45:51,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4874 states. [2022-02-10 23:45:51,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4874 to 2733. [2022-02-10 23:45:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2733 states, 2721 states have (on average 1.9128996692392504) internal successors, (5205), 2732 states have internal predecessors, (5205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:51,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2733 states to 2733 states and 5205 transitions. [2022-02-10 23:45:51,250 INFO L78 Accepts]: Start accepts. Automaton has 2733 states and 5205 transitions. Word has length 172 [2022-02-10 23:45:51,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:51,250 INFO L470 AbstractCegarLoop]: Abstraction has 2733 states and 5205 transitions. [2022-02-10 23:45:51,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 2733 states and 5205 transitions. [2022-02-10 23:45:51,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:51,251 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:51,252 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:51,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-10 23:45:51,252 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:51,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:51,252 INFO L85 PathProgramCache]: Analyzing trace with hash -125538003, now seen corresponding path program 62 times [2022-02-10 23:45:51,252 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:51,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1520700885] [2022-02-10 23:45:51,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:51,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:51,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:51,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:51,528 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:51,528 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1520700885] [2022-02-10 23:45:51,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1520700885] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:51,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:51,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:51,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798072439] [2022-02-10 23:45:51,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:51,529 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:51,529 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:51,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:51,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:51,529 INFO L87 Difference]: Start difference. First operand 2733 states and 5205 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:52,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:52,606 INFO L93 Difference]: Finished difference Result 4829 states and 9270 transitions. [2022-02-10 23:45:52,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:52,606 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:52,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:52,611 INFO L225 Difference]: With dead ends: 4829 [2022-02-10 23:45:52,611 INFO L226 Difference]: Without dead ends: 4829 [2022-02-10 23:45:52,612 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:52,612 INFO L934 BasicCegarLoop]: 317 mSDtfsCounter, 552 mSDsluCounter, 2039 mSDsCounter, 0 mSdLazyCounter, 1499 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 2354 SdHoareTripleChecker+Invalid, 1691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:52,612 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 2354 Invalid, 1691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1499 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:52,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4829 states. [2022-02-10 23:45:52,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4829 to 2725. [2022-02-10 23:45:52,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2725 states, 2713 states have (on average 1.9126428308145964) internal successors, (5189), 2724 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) [2022-02-10 23:45:52,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2725 states and 5189 transitions. [2022-02-10 23:45:52,640 INFO L78 Accepts]: Start accepts. Automaton has 2725 states and 5189 transitions. Word has length 172 [2022-02-10 23:45:52,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:52,640 INFO L470 AbstractCegarLoop]: Abstraction has 2725 states and 5189 transitions. [2022-02-10 23:45:52,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:52,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 5189 transitions. [2022-02-10 23:45:52,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:52,641 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:52,641 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:52,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-10 23:45:52,641 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:52,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:52,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1750136161, now seen corresponding path program 63 times [2022-02-10 23:45:52,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:52,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292529373] [2022-02-10 23:45:52,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:52,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:52,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:52,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:52,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292529373] [2022-02-10 23:45:52,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292529373] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:52,894 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:52,894 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:52,894 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690050635] [2022-02-10 23:45:52,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:52,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:52,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:52,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:52,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:52,895 INFO L87 Difference]: Start difference. First operand 2725 states and 5189 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:53,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:53,732 INFO L93 Difference]: Finished difference Result 4742 states and 9096 transitions. [2022-02-10 23:45:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:45:53,732 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:53,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:53,737 INFO L225 Difference]: With dead ends: 4742 [2022-02-10 23:45:53,737 INFO L226 Difference]: Without dead ends: 4742 [2022-02-10 23:45:53,738 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:45:53,738 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 483 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 483 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:53,738 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [483 Valid, 1913 Invalid, 1256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:53,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4742 states. [2022-02-10 23:45:53,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4742 to 2721. [2022-02-10 23:45:53,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2721 states, 2709 states have (on average 1.9125138427464008) internal successors, (5181), 2720 states have internal predecessors, (5181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:53,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2721 states to 2721 states and 5181 transitions. [2022-02-10 23:45:53,765 INFO L78 Accepts]: Start accepts. Automaton has 2721 states and 5181 transitions. Word has length 172 [2022-02-10 23:45:53,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:53,765 INFO L470 AbstractCegarLoop]: Abstraction has 2721 states and 5181 transitions. [2022-02-10 23:45:53,765 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:53,765 INFO L276 IsEmpty]: Start isEmpty. Operand 2721 states and 5181 transitions. [2022-02-10 23:45:53,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:53,766 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:53,766 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:53,766 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-10 23:45:53,767 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:53,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:53,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1732715041, now seen corresponding path program 64 times [2022-02-10 23:45:53,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:53,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881936739] [2022-02-10 23:45:53,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:53,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:54,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:54,059 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:54,059 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881936739] [2022-02-10 23:45:54,059 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881936739] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:54,059 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:54,059 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:54,059 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701950088] [2022-02-10 23:45:54,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:54,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:54,059 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:54,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:54,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:54,060 INFO L87 Difference]: Start difference. First operand 2721 states and 5181 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:54,930 INFO L93 Difference]: Finished difference Result 4735 states and 9084 transitions. [2022-02-10 23:45:54,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:45:54,930 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:54,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:54,935 INFO L225 Difference]: With dead ends: 4735 [2022-02-10 23:45:54,935 INFO L226 Difference]: Without dead ends: 4735 [2022-02-10 23:45:54,936 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:45:54,936 INFO L934 BasicCegarLoop]: 301 mSDtfsCounter, 546 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1131 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1924 SdHoareTripleChecker+Invalid, 1313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:54,936 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1924 Invalid, 1313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1131 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:54,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-02-10 23:45:54,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 2719. [2022-02-10 23:45:54,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2719 states, 2707 states have (on average 1.912449205762837) internal successors, (5177), 2718 states have internal predecessors, (5177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2719 states to 2719 states and 5177 transitions. [2022-02-10 23:45:54,963 INFO L78 Accepts]: Start accepts. Automaton has 2719 states and 5177 transitions. Word has length 172 [2022-02-10 23:45:54,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:54,963 INFO L470 AbstractCegarLoop]: Abstraction has 2719 states and 5177 transitions. [2022-02-10 23:45:54,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2719 states and 5177 transitions. [2022-02-10 23:45:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-02-10 23:45:54,964 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:54,965 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:54,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-10 23:45:54,965 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:54,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:54,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1434790077, now seen corresponding path program 65 times [2022-02-10 23:45:54,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:54,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806930816] [2022-02-10 23:45:54,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:54,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:55,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:55,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:55,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:55,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806930816] [2022-02-10 23:45:55,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806930816] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:55,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:55,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:55,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765149719] [2022-02-10 23:45:55,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:55,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:55,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:55,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:55,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:55,209 INFO L87 Difference]: Start difference. First operand 2719 states and 5177 transitions. Second operand has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:55,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:55,929 INFO L93 Difference]: Finished difference Result 4616 states and 8858 transitions. [2022-02-10 23:45:55,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:45:55,929 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 172 [2022-02-10 23:45:55,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:55,934 INFO L225 Difference]: With dead ends: 4616 [2022-02-10 23:45:55,934 INFO L226 Difference]: Without dead ends: 4616 [2022-02-10 23:45:55,935 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:45:55,935 INFO L934 BasicCegarLoop]: 309 mSDtfsCounter, 543 mSDsluCounter, 1788 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 543 SdHoareTripleChecker+Valid, 2095 SdHoareTripleChecker+Invalid, 1510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:55,935 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [543 Valid, 2095 Invalid, 1510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:45:55,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4616 states. [2022-02-10 23:45:55,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4616 to 2629. [2022-02-10 23:45:55,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 2617 states have (on average 1.9124952235384027) internal successors, (5005), 2628 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) [2022-02-10 23:45:55,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 5005 transitions. [2022-02-10 23:45:55,963 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 5005 transitions. Word has length 172 [2022-02-10 23:45:55,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:55,963 INFO L470 AbstractCegarLoop]: Abstraction has 2629 states and 5005 transitions. [2022-02-10 23:45:55,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.333333333333334) internal successors, (172), 13 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:55,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5005 transitions. [2022-02-10 23:45:55,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:45:55,965 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:55,965 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:55,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-10 23:45:55,965 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:55,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:55,965 INFO L85 PathProgramCache]: Analyzing trace with hash 622345432, now seen corresponding path program 1 times [2022-02-10 23:45:55,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:55,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422943228] [2022-02-10 23:45:55,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:55,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:56,303 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:56,303 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422943228] [2022-02-10 23:45:56,303 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422943228] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:56,303 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:56,303 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:45:56,303 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146598507] [2022-02-10 23:45:56,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:56,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:45:56,303 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:56,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:45:56,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:45:56,304 INFO L87 Difference]: Start difference. First operand 2629 states and 5005 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:57,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:57,108 INFO L93 Difference]: Finished difference Result 2896 states and 5478 transitions. [2022-02-10 23:45:57,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:57,108 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:45:57,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:57,111 INFO L225 Difference]: With dead ends: 2896 [2022-02-10 23:45:57,111 INFO L226 Difference]: Without dead ends: 2896 [2022-02-10 23:45:57,111 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:57,111 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 732 mSDsluCounter, 2424 mSDsCounter, 0 mSdLazyCounter, 1603 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 732 SdHoareTripleChecker+Valid, 2733 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 1603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:57,111 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [732 Valid, 2733 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 1603 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:45:57,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2896 states. [2022-02-10 23:45:57,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2896 to 2556. [2022-02-10 23:45:57,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2546 states have (on average 1.9104477611940298) internal successors, (4864), 2555 states have internal predecessors, (4864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4864 transitions. [2022-02-10 23:45:57,132 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4864 transitions. Word has length 173 [2022-02-10 23:45:57,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:57,132 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4864 transitions. [2022-02-10 23:45:57,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4864 transitions. [2022-02-10 23:45:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:45:57,133 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:57,133 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:57,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-10 23:45:57,133 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:57,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:57,133 INFO L85 PathProgramCache]: Analyzing trace with hash -911094863, now seen corresponding path program 1 times [2022-02-10 23:45:57,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:57,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180740198] [2022-02-10 23:45:57,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:57,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:57,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:57,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:57,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180740198] [2022-02-10 23:45:57,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180740198] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:57,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:57,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:45:57,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729219414] [2022-02-10 23:45:57,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:57,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:45:57,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:57,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:45:57,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:45:57,324 INFO L87 Difference]: Start difference. First operand 2556 states and 4864 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:58,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:58,095 INFO L93 Difference]: Finished difference Result 3130 states and 5927 transitions. [2022-02-10 23:45:58,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:45:58,095 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:45:58,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:58,098 INFO L225 Difference]: With dead ends: 3130 [2022-02-10 23:45:58,098 INFO L226 Difference]: Without dead ends: 3130 [2022-02-10 23:45:58,098 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=228, Invalid=1104, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:45:58,103 INFO L934 BasicCegarLoop]: 372 mSDtfsCounter, 808 mSDsluCounter, 2871 mSDsCounter, 0 mSdLazyCounter, 1905 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 808 SdHoareTripleChecker+Valid, 3239 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:58,103 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [808 Valid, 3239 Invalid, 2030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1905 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:45:58,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3130 states. [2022-02-10 23:45:58,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3130 to 2584. [2022-02-10 23:45:58,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2584 states, 2574 states have (on average 1.9114219114219113) internal successors, (4920), 2583 states have internal predecessors, (4920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:58,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2584 states and 4920 transitions. [2022-02-10 23:45:58,124 INFO L78 Accepts]: Start accepts. Automaton has 2584 states and 4920 transitions. Word has length 173 [2022-02-10 23:45:58,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:58,124 INFO L470 AbstractCegarLoop]: Abstraction has 2584 states and 4920 transitions. [2022-02-10 23:45:58,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:58,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 4920 transitions. [2022-02-10 23:45:58,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:45:58,125 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:58,125 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:58,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-10 23:45:58,126 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:58,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:58,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1359346865, now seen corresponding path program 2 times [2022-02-10 23:45:58,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:58,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423034252] [2022-02-10 23:45:58,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:58,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:58,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:58,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:58,347 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423034252] [2022-02-10 23:45:58,347 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423034252] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:58,347 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:58,347 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:58,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332692449] [2022-02-10 23:45:58,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:58,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:58,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:58,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:58,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:58,348 INFO L87 Difference]: Start difference. First operand 2584 states and 4920 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:59,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:45:59,482 INFO L93 Difference]: Finished difference Result 3944 states and 7476 transitions. [2022-02-10 23:45:59,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:45:59,482 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:45:59,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:45:59,486 INFO L225 Difference]: With dead ends: 3944 [2022-02-10 23:45:59,486 INFO L226 Difference]: Without dead ends: 3944 [2022-02-10 23:45:59,486 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=225, Invalid=897, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:45:59,487 INFO L934 BasicCegarLoop]: 428 mSDtfsCounter, 776 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 776 SdHoareTripleChecker+Valid, 2927 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:45:59,487 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [776 Valid, 2927 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:45:59,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3944 states. [2022-02-10 23:45:59,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3944 to 2592. [2022-02-10 23:45:59,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2592 states, 2582 states have (on average 1.911696359411309) internal successors, (4936), 2591 states have internal predecessors, (4936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:59,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 4936 transitions. [2022-02-10 23:45:59,510 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 4936 transitions. Word has length 173 [2022-02-10 23:45:59,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:45:59,510 INFO L470 AbstractCegarLoop]: Abstraction has 2592 states and 4936 transitions. [2022-02-10 23:45:59,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:45:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 4936 transitions. [2022-02-10 23:45:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:45:59,512 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:45:59,512 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:45:59,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-10 23:45:59,512 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:45:59,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:45:59,512 INFO L85 PathProgramCache]: Analyzing trace with hash 430304107, now seen corresponding path program 3 times [2022-02-10 23:45:59,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:45:59,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164056496] [2022-02-10 23:45:59,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:45:59,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:45:59,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:45:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:45:59,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:45:59,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164056496] [2022-02-10 23:45:59,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164056496] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:45:59,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:45:59,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:45:59,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445411247] [2022-02-10 23:45:59,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:45:59,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:45:59,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:45:59,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:45:59,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:45:59,743 INFO L87 Difference]: Start difference. First operand 2592 states and 4936 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:00,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:00,898 INFO L93 Difference]: Finished difference Result 4065 states and 7718 transitions. [2022-02-10 23:46:00,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:46:00,899 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:00,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:00,904 INFO L225 Difference]: With dead ends: 4065 [2022-02-10 23:46:00,904 INFO L226 Difference]: Without dead ends: 4065 [2022-02-10 23:46:00,904 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=221, Invalid=901, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:00,904 INFO L934 BasicCegarLoop]: 402 mSDtfsCounter, 794 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 3057 SdHoareTripleChecker+Invalid, 1916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:00,904 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [794 Valid, 3057 Invalid, 1916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:00,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4065 states. [2022-02-10 23:46:00,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4065 to 2592. [2022-02-10 23:46:00,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2592 states, 2582 states have (on average 1.911696359411309) internal successors, (4936), 2591 states have internal predecessors, (4936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:00,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 4936 transitions. [2022-02-10 23:46:00,933 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 4936 transitions. Word has length 173 [2022-02-10 23:46:00,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:00,933 INFO L470 AbstractCegarLoop]: Abstraction has 2592 states and 4936 transitions. [2022-02-10 23:46:00,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 4936 transitions. [2022-02-10 23:46:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:00,934 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:00,935 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:00,935 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-10 23:46:00,935 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:00,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:00,935 INFO L85 PathProgramCache]: Analyzing trace with hash 569952571, now seen corresponding path program 4 times [2022-02-10 23:46:00,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:00,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016333638] [2022-02-10 23:46:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:00,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:01,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:01,162 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:01,162 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016333638] [2022-02-10 23:46:01,162 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016333638] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:01,163 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:01,163 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:01,163 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535284121] [2022-02-10 23:46:01,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:01,163 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:01,163 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:01,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:01,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:01,163 INFO L87 Difference]: Start difference. First operand 2592 states and 4936 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:02,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:02,164 INFO L93 Difference]: Finished difference Result 4133 states and 7854 transitions. [2022-02-10 23:46:02,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:46:02,165 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:02,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:02,169 INFO L225 Difference]: With dead ends: 4133 [2022-02-10 23:46:02,170 INFO L226 Difference]: Without dead ends: 4133 [2022-02-10 23:46:02,170 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:02,170 INFO L934 BasicCegarLoop]: 396 mSDtfsCounter, 799 mSDsluCounter, 2237 mSDsCounter, 0 mSdLazyCounter, 1422 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 799 SdHoareTripleChecker+Valid, 2631 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 1422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:02,170 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [799 Valid, 2631 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 1422 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:02,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4133 states. [2022-02-10 23:46:02,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4133 to 2592. [2022-02-10 23:46:02,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2592 states, 2582 states have (on average 1.911696359411309) internal successors, (4936), 2591 states have internal predecessors, (4936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:02,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 4936 transitions. [2022-02-10 23:46:02,200 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 4936 transitions. Word has length 173 [2022-02-10 23:46:02,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:02,200 INFO L470 AbstractCegarLoop]: Abstraction has 2592 states and 4936 transitions. [2022-02-10 23:46:02,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:02,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 4936 transitions. [2022-02-10 23:46:02,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:02,202 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:02,202 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:02,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-10 23:46:02,202 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:02,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:02,202 INFO L85 PathProgramCache]: Analyzing trace with hash -901456591, now seen corresponding path program 5 times [2022-02-10 23:46:02,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:02,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41298043] [2022-02-10 23:46:02,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:02,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:02,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:02,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:02,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:02,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41298043] [2022-02-10 23:46:02,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41298043] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:02,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:02,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:02,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227626990] [2022-02-10 23:46:02,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:02,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:02,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:02,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:02,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:02,445 INFO L87 Difference]: Start difference. First operand 2592 states and 4936 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:03,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:03,437 INFO L93 Difference]: Finished difference Result 3986 states and 7558 transitions. [2022-02-10 23:46:03,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:03,437 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:03,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:03,442 INFO L225 Difference]: With dead ends: 3986 [2022-02-10 23:46:03,442 INFO L226 Difference]: Without dead ends: 3986 [2022-02-10 23:46:03,442 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:46:03,442 INFO L934 BasicCegarLoop]: 425 mSDtfsCounter, 711 mSDsluCounter, 2524 mSDsCounter, 0 mSdLazyCounter, 1845 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 2947 SdHoareTripleChecker+Invalid, 2017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:03,442 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 2947 Invalid, 2017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1845 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:03,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2022-02-10 23:46:03,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 2604. [2022-02-10 23:46:03,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2604 states, 2594 states have (on average 1.9121048573631456) internal successors, (4960), 2603 states have internal predecessors, (4960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2604 states and 4960 transitions. [2022-02-10 23:46:03,467 INFO L78 Accepts]: Start accepts. Automaton has 2604 states and 4960 transitions. Word has length 173 [2022-02-10 23:46:03,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:03,467 INFO L470 AbstractCegarLoop]: Abstraction has 2604 states and 4960 transitions. [2022-02-10 23:46:03,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:03,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 4960 transitions. [2022-02-10 23:46:03,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:03,468 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:03,468 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:03,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-10 23:46:03,468 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:03,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:03,469 INFO L85 PathProgramCache]: Analyzing trace with hash 714735919, now seen corresponding path program 6 times [2022-02-10 23:46:03,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:03,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410958290] [2022-02-10 23:46:03,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:03,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:03,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:03,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:03,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410958290] [2022-02-10 23:46:03,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410958290] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:03,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:03,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:03,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406388043] [2022-02-10 23:46:03,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:03,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:03,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:03,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:03,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:03,737 INFO L87 Difference]: Start difference. First operand 2604 states and 4960 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:04,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:04,577 INFO L93 Difference]: Finished difference Result 4048 states and 7678 transitions. [2022-02-10 23:46:04,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:04,578 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:04,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:04,582 INFO L225 Difference]: With dead ends: 4048 [2022-02-10 23:46:04,582 INFO L226 Difference]: Without dead ends: 4048 [2022-02-10 23:46:04,582 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:04,595 INFO L934 BasicCegarLoop]: 380 mSDtfsCounter, 800 mSDsluCounter, 1973 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 800 SdHoareTripleChecker+Valid, 2351 SdHoareTripleChecker+Invalid, 1554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:04,595 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [800 Valid, 2351 Invalid, 1554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:04,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4048 states. [2022-02-10 23:46:04,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4048 to 2606. [2022-02-10 23:46:04,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2606 states, 2596 states have (on average 1.9121725731895223) internal successors, (4964), 2605 states have internal predecessors, (4964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:04,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2606 states and 4964 transitions. [2022-02-10 23:46:04,648 INFO L78 Accepts]: Start accepts. Automaton has 2606 states and 4964 transitions. Word has length 173 [2022-02-10 23:46:04,657 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:04,657 INFO L470 AbstractCegarLoop]: Abstraction has 2606 states and 4964 transitions. [2022-02-10 23:46:04,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:04,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 4964 transitions. [2022-02-10 23:46:04,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:04,659 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:04,659 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:04,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-10 23:46:04,659 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:04,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:04,659 INFO L85 PathProgramCache]: Analyzing trace with hash 305436237, now seen corresponding path program 7 times [2022-02-10 23:46:04,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:04,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923446014] [2022-02-10 23:46:04,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:04,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:04,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:04,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:04,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923446014] [2022-02-10 23:46:04,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923446014] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:04,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:04,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:04,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910082344] [2022-02-10 23:46:04,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:04,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:04,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:04,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:04,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:04,906 INFO L87 Difference]: Start difference. First operand 2606 states and 4964 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:05,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:05,736 INFO L93 Difference]: Finished difference Result 4109 states and 7804 transitions. [2022-02-10 23:46:05,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:05,736 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:05,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:05,741 INFO L225 Difference]: With dead ends: 4109 [2022-02-10 23:46:05,741 INFO L226 Difference]: Without dead ends: 4109 [2022-02-10 23:46:05,741 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:05,741 INFO L934 BasicCegarLoop]: 396 mSDtfsCounter, 676 mSDsluCounter, 2351 mSDsCounter, 0 mSdLazyCounter, 1775 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 2745 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:05,741 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [676 Valid, 2745 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1775 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:05,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4109 states. [2022-02-10 23:46:05,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4109 to 2604. [2022-02-10 23:46:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2604 states, 2594 states have (on average 1.9121048573631456) internal successors, (4960), 2603 states have internal predecessors, (4960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:05,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2604 states and 4960 transitions. [2022-02-10 23:46:05,793 INFO L78 Accepts]: Start accepts. Automaton has 2604 states and 4960 transitions. Word has length 173 [2022-02-10 23:46:05,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:05,793 INFO L470 AbstractCegarLoop]: Abstraction has 2604 states and 4960 transitions. [2022-02-10 23:46:05,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 4960 transitions. [2022-02-10 23:46:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:05,794 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:05,794 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:05,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-10 23:46:05,794 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:05,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:05,795 INFO L85 PathProgramCache]: Analyzing trace with hash 678832059, now seen corresponding path program 8 times [2022-02-10 23:46:05,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:05,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953482561] [2022-02-10 23:46:05,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:05,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:05,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:06,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:06,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:06,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [953482561] [2022-02-10 23:46:06,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [953482561] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:06,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:06,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:06,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910847904] [2022-02-10 23:46:06,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:06,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:06,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:06,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:06,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:06,053 INFO L87 Difference]: Start difference. First operand 2604 states and 4960 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:07,145 INFO L93 Difference]: Finished difference Result 4036 states and 7654 transitions. [2022-02-10 23:46:07,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:46:07,146 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:07,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:07,150 INFO L225 Difference]: With dead ends: 4036 [2022-02-10 23:46:07,150 INFO L226 Difference]: Without dead ends: 4036 [2022-02-10 23:46:07,151 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:07,151 INFO L934 BasicCegarLoop]: 357 mSDtfsCounter, 659 mSDsluCounter, 2455 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 2810 SdHoareTripleChecker+Invalid, 1778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:07,151 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 2810 Invalid, 1778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1621 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:07,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4036 states. [2022-02-10 23:46:07,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4036 to 2608. [2022-02-10 23:46:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2598 states have (on average 1.9122401847575057) internal successors, (4968), 2607 states have internal predecessors, (4968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4968 transitions. [2022-02-10 23:46:07,178 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4968 transitions. Word has length 173 [2022-02-10 23:46:07,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:07,179 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4968 transitions. [2022-02-10 23:46:07,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:07,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4968 transitions. [2022-02-10 23:46:07,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:07,180 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:07,180 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:07,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-10 23:46:07,180 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:07,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:07,180 INFO L85 PathProgramCache]: Analyzing trace with hash 269532377, now seen corresponding path program 9 times [2022-02-10 23:46:07,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:07,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670349092] [2022-02-10 23:46:07,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:07,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:07,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:07,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670349092] [2022-02-10 23:46:07,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670349092] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:07,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:07,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:07,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791295902] [2022-02-10 23:46:07,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:07,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:07,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:07,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:07,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:07,439 INFO L87 Difference]: Start difference. First operand 2608 states and 4968 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:08,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:08,687 INFO L93 Difference]: Finished difference Result 4157 states and 7896 transitions. [2022-02-10 23:46:08,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:46:08,687 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:08,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:08,693 INFO L225 Difference]: With dead ends: 4157 [2022-02-10 23:46:08,693 INFO L226 Difference]: Without dead ends: 4157 [2022-02-10 23:46:08,693 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 285 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=235, Invalid=1097, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:46:08,693 INFO L934 BasicCegarLoop]: 360 mSDtfsCounter, 794 mSDsluCounter, 2753 mSDsCounter, 0 mSdLazyCounter, 1923 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 3109 SdHoareTripleChecker+Invalid, 2127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1923 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:08,693 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [794 Valid, 3109 Invalid, 2127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1923 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:08,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4157 states. [2022-02-10 23:46:08,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4157 to 2606. [2022-02-10 23:46:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2606 states, 2596 states have (on average 1.9121725731895223) internal successors, (4964), 2605 states have internal predecessors, (4964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:08,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2606 states and 4964 transitions. [2022-02-10 23:46:08,719 INFO L78 Accepts]: Start accepts. Automaton has 2606 states and 4964 transitions. Word has length 173 [2022-02-10 23:46:08,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:08,719 INFO L470 AbstractCegarLoop]: Abstraction has 2606 states and 4964 transitions. [2022-02-10 23:46:08,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 4964 transitions. [2022-02-10 23:46:08,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:08,720 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:08,721 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:08,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-10 23:46:08,721 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:08,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:08,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1167625029, now seen corresponding path program 10 times [2022-02-10 23:46:08,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:08,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104837148] [2022-02-10 23:46:08,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:08,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:08,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:08,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:08,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104837148] [2022-02-10 23:46:08,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104837148] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:08,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:08,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:08,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634533311] [2022-02-10 23:46:08,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:08,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:08,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:08,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:08,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:08,950 INFO L87 Difference]: Start difference. First operand 2606 states and 4964 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:09,785 INFO L93 Difference]: Finished difference Result 4171 states and 7928 transitions. [2022-02-10 23:46:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:46:09,789 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:09,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:09,794 INFO L225 Difference]: With dead ends: 4171 [2022-02-10 23:46:09,794 INFO L226 Difference]: Without dead ends: 4171 [2022-02-10 23:46:09,794 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:09,794 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 729 mSDsluCounter, 2068 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 729 SdHoareTripleChecker+Valid, 2453 SdHoareTripleChecker+Invalid, 1594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:09,794 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [729 Valid, 2453 Invalid, 1594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:09,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4171 states. [2022-02-10 23:46:09,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4171 to 2604. [2022-02-10 23:46:09,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2604 states, 2594 states have (on average 1.9121048573631456) internal successors, (4960), 2603 states have internal predecessors, (4960), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2604 states to 2604 states and 4960 transitions. [2022-02-10 23:46:09,819 INFO L78 Accepts]: Start accepts. Automaton has 2604 states and 4960 transitions. Word has length 173 [2022-02-10 23:46:09,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:09,819 INFO L470 AbstractCegarLoop]: Abstraction has 2604 states and 4960 transitions. [2022-02-10 23:46:09,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:09,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2604 states and 4960 transitions. [2022-02-10 23:46:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:09,820 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:09,820 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:09,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-10 23:46:09,820 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:09,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:09,821 INFO L85 PathProgramCache]: Analyzing trace with hash -2127412131, now seen corresponding path program 11 times [2022-02-10 23:46:09,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:09,821 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1597110834] [2022-02-10 23:46:09,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:09,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:10,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:10,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:10,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1597110834] [2022-02-10 23:46:10,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1597110834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:10,065 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:10,065 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:10,065 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996253015] [2022-02-10 23:46:10,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:10,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:10,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:10,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:10,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:10,067 INFO L87 Difference]: Start difference. First operand 2604 states and 4960 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:11,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:11,106 INFO L93 Difference]: Finished difference Result 3686 states and 7009 transitions. [2022-02-10 23:46:11,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:46:11,107 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:11,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:11,111 INFO L225 Difference]: With dead ends: 3686 [2022-02-10 23:46:11,111 INFO L226 Difference]: Without dead ends: 3686 [2022-02-10 23:46:11,111 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:11,111 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 499 mSDsluCounter, 2235 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 499 SdHoareTripleChecker+Valid, 2553 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:11,111 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [499 Valid, 2553 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:11,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3686 states. [2022-02-10 23:46:11,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3686 to 2609. [2022-02-10 23:46:11,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2609 states, 2599 states have (on average 1.9122739515198153) internal successors, (4970), 2608 states have internal predecessors, (4970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:11,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2609 states and 4970 transitions. [2022-02-10 23:46:11,136 INFO L78 Accepts]: Start accepts. Automaton has 2609 states and 4970 transitions. Word has length 173 [2022-02-10 23:46:11,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:11,136 INFO L470 AbstractCegarLoop]: Abstraction has 2609 states and 4970 transitions. [2022-02-10 23:46:11,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:11,136 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 4970 transitions. [2022-02-10 23:46:11,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:11,137 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:11,137 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:11,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-10 23:46:11,138 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:11,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:11,138 INFO L85 PathProgramCache]: Analyzing trace with hash -511219621, now seen corresponding path program 12 times [2022-02-10 23:46:11,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:11,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511957075] [2022-02-10 23:46:11,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:11,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:11,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:11,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:11,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:11,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511957075] [2022-02-10 23:46:11,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511957075] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:11,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:11,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:11,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156442873] [2022-02-10 23:46:11,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:11,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:11,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:11,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:11,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:11,334 INFO L87 Difference]: Start difference. First operand 2609 states and 4970 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:12,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:12,018 INFO L93 Difference]: Finished difference Result 3676 states and 6991 transitions. [2022-02-10 23:46:12,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:12,018 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:12,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:12,022 INFO L225 Difference]: With dead ends: 3676 [2022-02-10 23:46:12,022 INFO L226 Difference]: Without dead ends: 3676 [2022-02-10 23:46:12,022 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:46:12,023 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 460 mSDsluCounter, 2063 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 460 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 1425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:12,023 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [460 Valid, 2381 Invalid, 1425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1282 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:46:12,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3676 states. [2022-02-10 23:46:12,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3676 to 2611. [2022-02-10 23:46:12,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2611 states, 2601 states have (on average 1.9123414071510958) internal successors, (4974), 2610 states have internal predecessors, (4974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:12,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2611 states and 4974 transitions. [2022-02-10 23:46:12,048 INFO L78 Accepts]: Start accepts. Automaton has 2611 states and 4974 transitions. Word has length 173 [2022-02-10 23:46:12,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:12,048 INFO L470 AbstractCegarLoop]: Abstraction has 2611 states and 4974 transitions. [2022-02-10 23:46:12,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:12,048 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 4974 transitions. [2022-02-10 23:46:12,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:12,049 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:12,050 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:12,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-10 23:46:12,050 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:12,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:12,050 INFO L85 PathProgramCache]: Analyzing trace with hash -920519303, now seen corresponding path program 13 times [2022-02-10 23:46:12,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:12,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551132607] [2022-02-10 23:46:12,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:12,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:12,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:12,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:12,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551132607] [2022-02-10 23:46:12,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551132607] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:12,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:12,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:12,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488431986] [2022-02-10 23:46:12,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:12,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:12,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:12,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:12,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:12,296 INFO L87 Difference]: Start difference. First operand 2611 states and 4974 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:13,120 INFO L93 Difference]: Finished difference Result 3846 states and 7335 transitions. [2022-02-10 23:46:13,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:13,120 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:13,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:13,124 INFO L225 Difference]: With dead ends: 3846 [2022-02-10 23:46:13,124 INFO L226 Difference]: Without dead ends: 3846 [2022-02-10 23:46:13,125 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:46:13,125 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 454 mSDsluCounter, 2112 mSDsCounter, 0 mSdLazyCounter, 1411 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 454 SdHoareTripleChecker+Valid, 2446 SdHoareTripleChecker+Invalid, 1547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:13,125 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [454 Valid, 2446 Invalid, 1547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1411 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:13,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3846 states. [2022-02-10 23:46:13,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3846 to 2606. [2022-02-10 23:46:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2606 states, 2596 states have (on average 1.9121725731895223) internal successors, (4964), 2605 states have internal predecessors, (4964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2606 states to 2606 states and 4964 transitions. [2022-02-10 23:46:13,148 INFO L78 Accepts]: Start accepts. Automaton has 2606 states and 4964 transitions. Word has length 173 [2022-02-10 23:46:13,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:13,148 INFO L470 AbstractCegarLoop]: Abstraction has 2606 states and 4964 transitions. [2022-02-10 23:46:13,148 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2606 states and 4964 transitions. [2022-02-10 23:46:13,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:13,149 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:13,149 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:13,149 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-10 23:46:13,150 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:13,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:13,150 INFO L85 PathProgramCache]: Analyzing trace with hash 503882527, now seen corresponding path program 14 times [2022-02-10 23:46:13,150 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:13,150 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046376402] [2022-02-10 23:46:13,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:13,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:13,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:13,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:13,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:13,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046376402] [2022-02-10 23:46:13,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046376402] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:13,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:13,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:13,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983624264] [2022-02-10 23:46:13,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:13,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:13,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:13,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:13,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:13,321 INFO L87 Difference]: Start difference. First operand 2606 states and 4964 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:13,935 INFO L93 Difference]: Finished difference Result 3609 states and 6861 transitions. [2022-02-10 23:46:13,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:13,936 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:13,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:13,940 INFO L225 Difference]: With dead ends: 3609 [2022-02-10 23:46:13,940 INFO L226 Difference]: Without dead ends: 3609 [2022-02-10 23:46:13,940 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:46:13,940 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 455 mSDsluCounter, 1596 mSDsCounter, 0 mSdLazyCounter, 954 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 1916 SdHoareTripleChecker+Invalid, 1086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 954 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:13,941 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [455 Valid, 1916 Invalid, 1086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 954 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:46:13,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3609 states. [2022-02-10 23:46:13,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3609 to 2608. [2022-02-10 23:46:13,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2598 states have (on average 1.9122401847575057) internal successors, (4968), 2607 states have internal predecessors, (4968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4968 transitions. [2022-02-10 23:46:13,964 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4968 transitions. Word has length 173 [2022-02-10 23:46:13,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:13,964 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4968 transitions. [2022-02-10 23:46:13,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:13,964 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4968 transitions. [2022-02-10 23:46:13,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:13,965 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:13,966 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:13,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-10 23:46:13,966 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:13,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:13,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1655981833, now seen corresponding path program 15 times [2022-02-10 23:46:13,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:13,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2030533113] [2022-02-10 23:46:13,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:13,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:14,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:14,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:14,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2030533113] [2022-02-10 23:46:14,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2030533113] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:14,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:14,185 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:14,185 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159517268] [2022-02-10 23:46:14,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:14,185 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:14,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:14,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:14,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:14,186 INFO L87 Difference]: Start difference. First operand 2608 states and 4968 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:14,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:14,862 INFO L93 Difference]: Finished difference Result 3700 states and 7037 transitions. [2022-02-10 23:46:14,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:46:14,862 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:14,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:14,867 INFO L225 Difference]: With dead ends: 3700 [2022-02-10 23:46:14,867 INFO L226 Difference]: Without dead ends: 3700 [2022-02-10 23:46:14,867 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:14,867 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 509 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:14,867 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [509 Valid, 2149 Invalid, 1278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:46:14,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3700 states. [2022-02-10 23:46:14,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3700 to 2614. [2022-02-10 23:46:14,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2614 states, 2604 states have (on average 1.912442396313364) internal successors, (4980), 2613 states have internal predecessors, (4980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:14,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2614 states and 4980 transitions. [2022-02-10 23:46:14,893 INFO L78 Accepts]: Start accepts. Automaton has 2614 states and 4980 transitions. Word has length 173 [2022-02-10 23:46:14,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:14,894 INFO L470 AbstractCegarLoop]: Abstraction has 2614 states and 4980 transitions. [2022-02-10 23:46:14,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:14,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 4980 transitions. [2022-02-10 23:46:14,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:14,895 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:14,895 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:14,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-10 23:46:14,895 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:14,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:14,895 INFO L85 PathProgramCache]: Analyzing trace with hash -39789323, now seen corresponding path program 16 times [2022-02-10 23:46:14,895 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:14,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1125009084] [2022-02-10 23:46:14,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:14,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:15,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:15,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1125009084] [2022-02-10 23:46:15,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1125009084] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:15,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:15,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:15,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679085067] [2022-02-10 23:46:15,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:15,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:15,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:15,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:15,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:15,101 INFO L87 Difference]: Start difference. First operand 2614 states and 4980 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:16,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:16,036 INFO L93 Difference]: Finished difference Result 3762 states and 7157 transitions. [2022-02-10 23:46:16,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:46:16,036 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:16,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:16,040 INFO L225 Difference]: With dead ends: 3762 [2022-02-10 23:46:16,040 INFO L226 Difference]: Without dead ends: 3762 [2022-02-10 23:46:16,041 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=222, Invalid=900, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:16,041 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 540 mSDsluCounter, 1831 mSDsCounter, 0 mSdLazyCounter, 1146 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 2155 SdHoareTripleChecker+Invalid, 1318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:16,041 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [540 Valid, 2155 Invalid, 1318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1146 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:16,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3762 states. [2022-02-10 23:46:16,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3762 to 2616. [2022-02-10 23:46:16,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2616 states, 2606 states have (on average 1.9125095932463545) internal successors, (4984), 2615 states have internal predecessors, (4984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:16,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2616 states to 2616 states and 4984 transitions. [2022-02-10 23:46:16,069 INFO L78 Accepts]: Start accepts. Automaton has 2616 states and 4984 transitions. Word has length 173 [2022-02-10 23:46:16,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:16,069 INFO L470 AbstractCegarLoop]: Abstraction has 2616 states and 4984 transitions. [2022-02-10 23:46:16,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2616 states and 4984 transitions. [2022-02-10 23:46:16,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:16,071 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:16,071 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:16,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-10 23:46:16,071 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:16,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:16,071 INFO L85 PathProgramCache]: Analyzing trace with hash -449089005, now seen corresponding path program 17 times [2022-02-10 23:46:16,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:16,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260007341] [2022-02-10 23:46:16,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:16,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:16,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:16,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:16,313 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:16,313 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260007341] [2022-02-10 23:46:16,313 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260007341] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:16,313 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:16,313 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:16,313 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586912358] [2022-02-10 23:46:16,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:16,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:16,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:16,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:16,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:16,314 INFO L87 Difference]: Start difference. First operand 2616 states and 4984 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:17,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:17,153 INFO L93 Difference]: Finished difference Result 3823 states and 7283 transitions. [2022-02-10 23:46:17,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:46:17,154 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:17,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:17,158 INFO L225 Difference]: With dead ends: 3823 [2022-02-10 23:46:17,158 INFO L226 Difference]: Without dead ends: 3823 [2022-02-10 23:46:17,158 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:46:17,159 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 494 mSDsluCounter, 2111 mSDsCounter, 0 mSdLazyCounter, 1411 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 494 SdHoareTripleChecker+Valid, 2453 SdHoareTripleChecker+Invalid, 1572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:17,159 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [494 Valid, 2453 Invalid, 1572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1411 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:17,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3823 states. [2022-02-10 23:46:17,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3823 to 2611. [2022-02-10 23:46:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2611 states, 2601 states have (on average 1.9123414071510958) internal successors, (4974), 2610 states have internal predecessors, (4974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:17,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2611 states and 4974 transitions. [2022-02-10 23:46:17,188 INFO L78 Accepts]: Start accepts. Automaton has 2611 states and 4974 transitions. Word has length 173 [2022-02-10 23:46:17,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:17,188 INFO L470 AbstractCegarLoop]: Abstraction has 2611 states and 4974 transitions. [2022-02-10 23:46:17,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 4974 transitions. [2022-02-10 23:46:17,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:17,189 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:17,189 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:17,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-10 23:46:17,190 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:17,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:17,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1881320735, now seen corresponding path program 18 times [2022-02-10 23:46:17,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:17,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391761630] [2022-02-10 23:46:17,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:17,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:17,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:17,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:17,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391761630] [2022-02-10 23:46:17,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391761630] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:17,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:17,360 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:17,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817484170] [2022-02-10 23:46:17,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:17,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:17,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:17,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:17,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:17,360 INFO L87 Difference]: Start difference. First operand 2611 states and 4974 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:18,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:18,151 INFO L93 Difference]: Finished difference Result 3669 states and 6977 transitions. [2022-02-10 23:46:18,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:18,151 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:18,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:18,155 INFO L225 Difference]: With dead ends: 3669 [2022-02-10 23:46:18,156 INFO L226 Difference]: Without dead ends: 3669 [2022-02-10 23:46:18,156 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:46:18,156 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 525 mSDsluCounter, 1813 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 525 SdHoareTripleChecker+Valid, 2134 SdHoareTripleChecker+Invalid, 1307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:18,156 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [525 Valid, 2134 Invalid, 1307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:46:18,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3669 states. [2022-02-10 23:46:18,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3669 to 2615. [2022-02-10 23:46:18,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2615 states, 2605 states have (on average 1.912476007677543) internal successors, (4982), 2614 states have internal predecessors, (4982), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2615 states and 4982 transitions. [2022-02-10 23:46:18,183 INFO L78 Accepts]: Start accepts. Automaton has 2615 states and 4982 transitions. Word has length 173 [2022-02-10 23:46:18,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:18,184 INFO L470 AbstractCegarLoop]: Abstraction has 2615 states and 4982 transitions. [2022-02-10 23:46:18,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 4982 transitions. [2022-02-10 23:46:18,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:18,185 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:18,185 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:18,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-10 23:46:18,185 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:18,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:18,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1472021053, now seen corresponding path program 19 times [2022-02-10 23:46:18,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:18,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424411372] [2022-02-10 23:46:18,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:18,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:18,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:18,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424411372] [2022-02-10 23:46:18,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424411372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:18,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:18,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:18,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841669513] [2022-02-10 23:46:18,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:18,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:18,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:18,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:18,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:18,424 INFO L87 Difference]: Start difference. First operand 2615 states and 4982 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:19,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:19,453 INFO L93 Difference]: Finished difference Result 3790 states and 7219 transitions. [2022-02-10 23:46:19,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:19,454 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:19,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:19,459 INFO L225 Difference]: With dead ends: 3790 [2022-02-10 23:46:19,459 INFO L226 Difference]: Without dead ends: 3790 [2022-02-10 23:46:19,459 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:46:19,459 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 511 mSDsluCounter, 2069 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 2406 SdHoareTripleChecker+Invalid, 1565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:19,459 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 2406 Invalid, 1565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1388 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:19,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3790 states. [2022-02-10 23:46:19,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3790 to 2613. [2022-02-10 23:46:19,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2613 states, 2603 states have (on average 1.9124087591240877) internal successors, (4978), 2612 states have internal predecessors, (4978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2613 states and 4978 transitions. [2022-02-10 23:46:19,489 INFO L78 Accepts]: Start accepts. Automaton has 2613 states and 4978 transitions. Word has length 173 [2022-02-10 23:46:19,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:19,490 INFO L470 AbstractCegarLoop]: Abstraction has 2613 states and 4978 transitions. [2022-02-10 23:46:19,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:19,490 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 4978 transitions. [2022-02-10 23:46:19,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:19,491 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:19,491 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:19,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-10 23:46:19,491 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:19,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:19,491 INFO L85 PathProgramCache]: Analyzing trace with hash 34863647, now seen corresponding path program 20 times [2022-02-10 23:46:19,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:19,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677681968] [2022-02-10 23:46:19,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:19,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:19,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:19,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:19,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677681968] [2022-02-10 23:46:19,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677681968] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:19,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:19,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:19,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43296447] [2022-02-10 23:46:19,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:19,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:19,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:19,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:19,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:19,737 INFO L87 Difference]: Start difference. First operand 2613 states and 4978 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:20,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:20,756 INFO L93 Difference]: Finished difference Result 3804 states and 7251 transitions. [2022-02-10 23:46:20,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:20,756 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:20,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:20,760 INFO L225 Difference]: With dead ends: 3804 [2022-02-10 23:46:20,760 INFO L226 Difference]: Without dead ends: 3804 [2022-02-10 23:46:20,761 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=211, Invalid=1049, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:46:20,761 INFO L934 BasicCegarLoop]: 340 mSDtfsCounter, 539 mSDsluCounter, 2708 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 539 SdHoareTripleChecker+Valid, 3044 SdHoareTripleChecker+Invalid, 2082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:20,761 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [539 Valid, 3044 Invalid, 2082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:20,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3804 states. [2022-02-10 23:46:20,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3804 to 2608. [2022-02-10 23:46:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2598 states have (on average 1.9122401847575057) internal successors, (4968), 2607 states have internal predecessors, (4968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:20,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4968 transitions. [2022-02-10 23:46:20,784 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4968 transitions. Word has length 173 [2022-02-10 23:46:20,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:20,784 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4968 transitions. [2022-02-10 23:46:20,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:20,785 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4968 transitions. [2022-02-10 23:46:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:20,786 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:20,786 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:20,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-10 23:46:20,786 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:20,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:20,787 INFO L85 PathProgramCache]: Analyzing trace with hash -200165387, now seen corresponding path program 21 times [2022-02-10 23:46:20,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:20,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814278190] [2022-02-10 23:46:20,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:20,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:20,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:21,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:21,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:21,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814278190] [2022-02-10 23:46:21,138 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814278190] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:21,138 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:21,138 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:21,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340352330] [2022-02-10 23:46:21,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:21,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:21,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:21,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:21,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:21,139 INFO L87 Difference]: Start difference. First operand 2608 states and 4968 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:22,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:22,483 INFO L93 Difference]: Finished difference Result 3819 states and 7276 transitions. [2022-02-10 23:46:22,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:22,483 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:22,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:22,488 INFO L225 Difference]: With dead ends: 3819 [2022-02-10 23:46:22,488 INFO L226 Difference]: Without dead ends: 3819 [2022-02-10 23:46:22,488 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=226, Invalid=964, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:22,489 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 592 mSDsluCounter, 2900 mSDsCounter, 0 mSdLazyCounter, 2113 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 3253 SdHoareTripleChecker+Invalid, 2281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 2113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:22,489 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [592 Valid, 3253 Invalid, 2281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 2113 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:46:22,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3819 states. [2022-02-10 23:46:22,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3819 to 2612. [2022-02-10 23:46:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2612 states, 2602 states have (on average 1.9123750960799386) internal successors, (4976), 2611 states have internal predecessors, (4976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:22,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2612 states to 2612 states and 4976 transitions. [2022-02-10 23:46:22,516 INFO L78 Accepts]: Start accepts. Automaton has 2612 states and 4976 transitions. Word has length 173 [2022-02-10 23:46:22,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:22,516 INFO L470 AbstractCegarLoop]: Abstraction has 2612 states and 4976 transitions. [2022-02-10 23:46:22,516 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:22,516 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 4976 transitions. [2022-02-10 23:46:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:22,517 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:22,517 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:22,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-10 23:46:22,517 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:22,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:22,517 INFO L85 PathProgramCache]: Analyzing trace with hash 1416027123, now seen corresponding path program 22 times [2022-02-10 23:46:22,518 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:22,518 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688495946] [2022-02-10 23:46:22,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:22,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:22,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:22,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:22,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:22,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688495946] [2022-02-10 23:46:22,759 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688495946] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:22,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:22,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:22,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199077055] [2022-02-10 23:46:22,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:22,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:22,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:22,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:22,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:22,760 INFO L87 Difference]: Start difference. First operand 2612 states and 4976 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:23,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:23,560 INFO L93 Difference]: Finished difference Result 3809 states and 7258 transitions. [2022-02-10 23:46:23,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:23,560 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:23,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:23,564 INFO L225 Difference]: With dead ends: 3809 [2022-02-10 23:46:23,564 INFO L226 Difference]: Without dead ends: 3809 [2022-02-10 23:46:23,564 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:46:23,565 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 598 mSDsluCounter, 2071 mSDsCounter, 0 mSdLazyCounter, 1550 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 2439 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1550 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:23,565 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 2439 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1550 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:23,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3809 states. [2022-02-10 23:46:23,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3809 to 2614. [2022-02-10 23:46:23,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2614 states, 2604 states have (on average 1.912442396313364) internal successors, (4980), 2613 states have internal predecessors, (4980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2614 states to 2614 states and 4980 transitions. [2022-02-10 23:46:23,589 INFO L78 Accepts]: Start accepts. Automaton has 2614 states and 4980 transitions. Word has length 173 [2022-02-10 23:46:23,589 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:23,589 INFO L470 AbstractCegarLoop]: Abstraction has 2614 states and 4980 transitions. [2022-02-10 23:46:23,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:23,589 INFO L276 IsEmpty]: Start isEmpty. Operand 2614 states and 4980 transitions. [2022-02-10 23:46:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:23,590 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:23,590 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:23,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-10 23:46:23,591 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:23,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:23,591 INFO L85 PathProgramCache]: Analyzing trace with hash 1006727441, now seen corresponding path program 23 times [2022-02-10 23:46:23,591 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:23,591 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [945849425] [2022-02-10 23:46:23,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:23,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:23,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:23,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:23,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [945849425] [2022-02-10 23:46:23,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [945849425] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:23,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:23,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:23,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524865570] [2022-02-10 23:46:23,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:23,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:23,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:23,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:23,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:23,835 INFO L87 Difference]: Start difference. First operand 2614 states and 4980 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:25,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:25,002 INFO L93 Difference]: Finished difference Result 3979 states and 7602 transitions. [2022-02-10 23:46:25,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:25,002 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:25,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:25,007 INFO L225 Difference]: With dead ends: 3979 [2022-02-10 23:46:25,007 INFO L226 Difference]: Without dead ends: 3979 [2022-02-10 23:46:25,007 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:46:25,008 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 566 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 1722 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 2512 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:25,008 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 2512 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1722 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:25,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3979 states. [2022-02-10 23:46:25,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3979 to 2609. [2022-02-10 23:46:25,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2609 states, 2599 states have (on average 1.9122739515198153) internal successors, (4970), 2608 states have internal predecessors, (4970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:25,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2609 states and 4970 transitions. [2022-02-10 23:46:25,039 INFO L78 Accepts]: Start accepts. Automaton has 2609 states and 4970 transitions. Word has length 173 [2022-02-10 23:46:25,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:25,039 INFO L470 AbstractCegarLoop]: Abstraction has 2609 states and 4970 transitions. [2022-02-10 23:46:25,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:25,039 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 4970 transitions. [2022-02-10 23:46:25,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:25,040 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:25,040 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:25,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-10 23:46:25,041 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:25,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:25,041 INFO L85 PathProgramCache]: Analyzing trace with hash -1863838025, now seen corresponding path program 24 times [2022-02-10 23:46:25,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:25,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791884235] [2022-02-10 23:46:25,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:25,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:25,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:25,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:25,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:25,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791884235] [2022-02-10 23:46:25,308 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791884235] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:25,308 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:25,309 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:25,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607877248] [2022-02-10 23:46:25,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:25,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:25,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:25,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:25,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:25,309 INFO L87 Difference]: Start difference. First operand 2609 states and 4970 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:26,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:26,369 INFO L93 Difference]: Finished difference Result 3750 states and 7143 transitions. [2022-02-10 23:46:26,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:26,369 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:26,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:26,373 INFO L225 Difference]: With dead ends: 3750 [2022-02-10 23:46:26,373 INFO L226 Difference]: Without dead ends: 3750 [2022-02-10 23:46:26,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:46:26,374 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 504 mSDsluCounter, 2304 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 504 SdHoareTripleChecker+Valid, 2674 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:26,374 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [504 Valid, 2674 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:26,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3750 states. [2022-02-10 23:46:26,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3750 to 2608. [2022-02-10 23:46:26,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2598 states have (on average 1.9122401847575057) internal successors, (4968), 2607 states have internal predecessors, (4968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:26,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4968 transitions. [2022-02-10 23:46:26,401 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4968 transitions. Word has length 173 [2022-02-10 23:46:26,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:26,401 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4968 transitions. [2022-02-10 23:46:26,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:26,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4968 transitions. [2022-02-10 23:46:26,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:26,402 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:26,402 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:26,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-10 23:46:26,403 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:26,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:26,403 INFO L85 PathProgramCache]: Analyzing trace with hash 894185009, now seen corresponding path program 25 times [2022-02-10 23:46:26,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:26,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499730429] [2022-02-10 23:46:26,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:26,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:26,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:26,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:26,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499730429] [2022-02-10 23:46:26,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499730429] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:26,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:26,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:26,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673573610] [2022-02-10 23:46:26,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:26,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:26,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:26,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:26,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:26,656 INFO L87 Difference]: Start difference. First operand 2608 states and 4968 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:27,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:27,723 INFO L93 Difference]: Finished difference Result 3725 states and 7094 transitions. [2022-02-10 23:46:27,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:27,723 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:27,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:27,727 INFO L225 Difference]: With dead ends: 3725 [2022-02-10 23:46:27,727 INFO L226 Difference]: Without dead ends: 3725 [2022-02-10 23:46:27,727 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:46:27,728 INFO L934 BasicCegarLoop]: 424 mSDtfsCounter, 550 mSDsluCounter, 2336 mSDsCounter, 0 mSdLazyCounter, 1810 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 550 SdHoareTripleChecker+Valid, 2757 SdHoareTripleChecker+Invalid, 1980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1810 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:27,728 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [550 Valid, 2757 Invalid, 1980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1810 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:27,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3725 states. [2022-02-10 23:46:27,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3725 to 2608. [2022-02-10 23:46:27,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2598 states have (on average 1.9122401847575057) internal successors, (4968), 2607 states have internal predecessors, (4968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:27,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4968 transitions. [2022-02-10 23:46:27,751 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4968 transitions. Word has length 173 [2022-02-10 23:46:27,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:27,751 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4968 transitions. [2022-02-10 23:46:27,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:27,751 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4968 transitions. [2022-02-10 23:46:27,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:27,752 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:27,752 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:27,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-10 23:46:27,752 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:27,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:27,753 INFO L85 PathProgramCache]: Analyzing trace with hash -483838471, now seen corresponding path program 26 times [2022-02-10 23:46:27,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:27,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764012851] [2022-02-10 23:46:27,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:27,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:27,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:28,089 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:28,089 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764012851] [2022-02-10 23:46:28,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764012851] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:28,089 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:28,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:28,089 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429159421] [2022-02-10 23:46:28,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:28,089 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:28,089 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:28,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:28,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:28,089 INFO L87 Difference]: Start difference. First operand 2608 states and 4968 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:29,232 INFO L93 Difference]: Finished difference Result 3831 states and 7299 transitions. [2022-02-10 23:46:29,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:29,232 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:29,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:29,236 INFO L225 Difference]: With dead ends: 3831 [2022-02-10 23:46:29,236 INFO L226 Difference]: Without dead ends: 3831 [2022-02-10 23:46:29,237 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 262 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=229, Invalid=1031, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:46:29,237 INFO L934 BasicCegarLoop]: 325 mSDtfsCounter, 614 mSDsluCounter, 2307 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 2627 SdHoareTripleChecker+Invalid, 1833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:29,237 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [614 Valid, 2627 Invalid, 1833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:29,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3831 states. [2022-02-10 23:46:29,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3831 to 2611. [2022-02-10 23:46:29,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2611 states, 2601 states have (on average 1.9123414071510958) internal successors, (4974), 2610 states have internal predecessors, (4974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2611 states to 2611 states and 4974 transitions. [2022-02-10 23:46:29,264 INFO L78 Accepts]: Start accepts. Automaton has 2611 states and 4974 transitions. Word has length 173 [2022-02-10 23:46:29,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:29,264 INFO L470 AbstractCegarLoop]: Abstraction has 2611 states and 4974 transitions. [2022-02-10 23:46:29,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:29,264 INFO L276 IsEmpty]: Start isEmpty. Operand 2611 states and 4974 transitions. [2022-02-10 23:46:29,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:29,265 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:29,265 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:29,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-10 23:46:29,265 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:29,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:29,266 INFO L85 PathProgramCache]: Analyzing trace with hash 1132354039, now seen corresponding path program 27 times [2022-02-10 23:46:29,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:29,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553646268] [2022-02-10 23:46:29,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:29,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:29,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:29,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:29,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:29,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553646268] [2022-02-10 23:46:29,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553646268] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:29,515 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:29,515 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:29,515 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796744475] [2022-02-10 23:46:29,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:29,515 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:29,515 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:29,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:29,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:29,516 INFO L87 Difference]: Start difference. First operand 2611 states and 4974 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:30,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:30,389 INFO L93 Difference]: Finished difference Result 3821 states and 7281 transitions. [2022-02-10 23:46:30,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:30,390 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:30,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:30,394 INFO L225 Difference]: With dead ends: 3821 [2022-02-10 23:46:30,394 INFO L226 Difference]: Without dead ends: 3821 [2022-02-10 23:46:30,394 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=981, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:30,394 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 552 mSDsluCounter, 2769 mSDsCounter, 0 mSdLazyCounter, 1999 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 3090 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:30,394 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [552 Valid, 3090 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1999 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:30,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3821 states. [2022-02-10 23:46:30,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3821 to 2613. [2022-02-10 23:46:30,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2613 states, 2603 states have (on average 1.9124087591240877) internal successors, (4978), 2612 states have internal predecessors, (4978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:30,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2613 states to 2613 states and 4978 transitions. [2022-02-10 23:46:30,420 INFO L78 Accepts]: Start accepts. Automaton has 2613 states and 4978 transitions. Word has length 173 [2022-02-10 23:46:30,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:30,420 INFO L470 AbstractCegarLoop]: Abstraction has 2613 states and 4978 transitions. [2022-02-10 23:46:30,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:30,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2613 states and 4978 transitions. [2022-02-10 23:46:30,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:30,422 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:30,422 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:30,422 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-10 23:46:30,422 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:30,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:30,422 INFO L85 PathProgramCache]: Analyzing trace with hash 723054357, now seen corresponding path program 28 times [2022-02-10 23:46:30,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:30,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534228384] [2022-02-10 23:46:30,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:30,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:30,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:30,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:30,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534228384] [2022-02-10 23:46:30,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534228384] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:30,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:30,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:30,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286351754] [2022-02-10 23:46:30,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:30,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:30,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:30,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:30,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:30,664 INFO L87 Difference]: Start difference. First operand 2613 states and 4978 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:31,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:31,470 INFO L93 Difference]: Finished difference Result 3991 states and 7625 transitions. [2022-02-10 23:46:31,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:31,471 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:31,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:31,476 INFO L225 Difference]: With dead ends: 3991 [2022-02-10 23:46:31,476 INFO L226 Difference]: Without dead ends: 3991 [2022-02-10 23:46:31,476 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:46:31,477 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 522 mSDsluCounter, 2138 mSDsCounter, 0 mSdLazyCounter, 1612 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 2490 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:31,477 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [522 Valid, 2490 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1612 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:31,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3991 states. [2022-02-10 23:46:31,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3991 to 2608. [2022-02-10 23:46:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2608 states, 2598 states have (on average 1.9122401847575057) internal successors, (4968), 2607 states have internal predecessors, (4968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:31,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2608 states to 2608 states and 4968 transitions. [2022-02-10 23:46:31,506 INFO L78 Accepts]: Start accepts. Automaton has 2608 states and 4968 transitions. Word has length 173 [2022-02-10 23:46:31,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:31,506 INFO L470 AbstractCegarLoop]: Abstraction has 2608 states and 4968 transitions. [2022-02-10 23:46:31,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:31,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2608 states and 4968 transitions. [2022-02-10 23:46:31,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:31,507 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:31,507 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:31,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-10 23:46:31,508 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:31,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:31,508 INFO L85 PathProgramCache]: Analyzing trace with hash 2147456187, now seen corresponding path program 29 times [2022-02-10 23:46:31,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:31,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011615496] [2022-02-10 23:46:31,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:31,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:31,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:31,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:31,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:31,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011615496] [2022-02-10 23:46:31,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011615496] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:31,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:31,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:31,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176673634] [2022-02-10 23:46:31,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:31,718 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:31,718 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:31,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:31,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:31,719 INFO L87 Difference]: Start difference. First operand 2608 states and 4968 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:32,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:32,505 INFO L93 Difference]: Finished difference Result 3757 states and 7157 transitions. [2022-02-10 23:46:32,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:32,506 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:32,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:32,509 INFO L225 Difference]: With dead ends: 3757 [2022-02-10 23:46:32,509 INFO L226 Difference]: Without dead ends: 3757 [2022-02-10 23:46:32,510 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=980, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:32,510 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 558 mSDsluCounter, 2236 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 2558 SdHoareTripleChecker+Invalid, 1762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:32,510 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 2558 Invalid, 1762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:32,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3757 states. [2022-02-10 23:46:32,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3757 to 2605. [2022-02-10 23:46:32,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2605 states, 2595 states have (on average 1.9121387283236995) internal successors, (4962), 2604 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) [2022-02-10 23:46:32,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 2605 states and 4962 transitions. [2022-02-10 23:46:32,533 INFO L78 Accepts]: Start accepts. Automaton has 2605 states and 4962 transitions. Word has length 173 [2022-02-10 23:46:32,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:32,534 INFO L470 AbstractCegarLoop]: Abstraction has 2605 states and 4962 transitions. [2022-02-10 23:46:32,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:32,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2605 states and 4962 transitions. [2022-02-10 23:46:32,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:32,535 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:32,535 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:32,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-10 23:46:32,535 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:32,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:32,535 INFO L85 PathProgramCache]: Analyzing trace with hash -12408173, now seen corresponding path program 30 times [2022-02-10 23:46:32,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:32,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [505537956] [2022-02-10 23:46:32,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:32,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:32,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:32,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [505537956] [2022-02-10 23:46:32,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [505537956] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:32,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:32,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:32,770 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015609940] [2022-02-10 23:46:32,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:32,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:32,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:32,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:32,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:32,771 INFO L87 Difference]: Start difference. First operand 2605 states and 4962 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:33,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:33,673 INFO L93 Difference]: Finished difference Result 3798 states and 7234 transitions. [2022-02-10 23:46:33,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:46:33,673 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:33,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:33,678 INFO L225 Difference]: With dead ends: 3798 [2022-02-10 23:46:33,678 INFO L226 Difference]: Without dead ends: 3798 [2022-02-10 23:46:33,678 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=253, Invalid=1079, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:46:33,679 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 507 mSDsluCounter, 2765 mSDsCounter, 0 mSdLazyCounter, 2004 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 3091 SdHoareTripleChecker+Invalid, 2151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2004 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:33,679 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [507 Valid, 3091 Invalid, 2151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2004 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:33,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3798 states. [2022-02-10 23:46:33,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3798 to 2599. [2022-02-10 23:46:33,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2589 states have (on average 1.9119351100811124) internal successors, (4950), 2598 states have internal predecessors, (4950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4950 transitions. [2022-02-10 23:46:33,710 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4950 transitions. Word has length 173 [2022-02-10 23:46:33,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:33,710 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4950 transitions. [2022-02-10 23:46:33,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:33,710 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4950 transitions. [2022-02-10 23:46:33,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:33,711 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:33,711 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:33,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-10 23:46:33,712 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:33,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:33,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1603784337, now seen corresponding path program 31 times [2022-02-10 23:46:33,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:33,712 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027393122] [2022-02-10 23:46:33,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:33,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:34,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:34,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027393122] [2022-02-10 23:46:34,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027393122] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:34,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:34,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:34,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84605486] [2022-02-10 23:46:34,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:34,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:34,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:34,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:34,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:34,013 INFO L87 Difference]: Start difference. First operand 2599 states and 4950 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:35,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:35,084 INFO L93 Difference]: Finished difference Result 3860 states and 7354 transitions. [2022-02-10 23:46:35,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:35,085 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:35,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:35,089 INFO L225 Difference]: With dead ends: 3860 [2022-02-10 23:46:35,089 INFO L226 Difference]: Without dead ends: 3860 [2022-02-10 23:46:35,089 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 260 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=231, Invalid=1029, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:46:35,089 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 672 mSDsluCounter, 2302 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 2628 SdHoareTripleChecker+Invalid, 1890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:35,089 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 2628 Invalid, 1890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:35,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3860 states. [2022-02-10 23:46:35,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3860 to 2601. [2022-02-10 23:46:35,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2601 states, 2591 states have (on average 1.912003087610961) internal successors, (4954), 2600 states have internal predecessors, (4954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:35,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2601 states to 2601 states and 4954 transitions. [2022-02-10 23:46:35,115 INFO L78 Accepts]: Start accepts. Automaton has 2601 states and 4954 transitions. Word has length 173 [2022-02-10 23:46:35,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:35,115 INFO L470 AbstractCegarLoop]: Abstraction has 2601 states and 4954 transitions. [2022-02-10 23:46:35,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:35,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2601 states and 4954 transitions. [2022-02-10 23:46:35,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:35,116 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:35,116 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:35,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-10 23:46:35,116 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:35,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:35,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1194484655, now seen corresponding path program 32 times [2022-02-10 23:46:35,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:35,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472059006] [2022-02-10 23:46:35,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:35,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:35,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:35,347 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:35,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472059006] [2022-02-10 23:46:35,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472059006] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:35,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:35,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:35,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579116472] [2022-02-10 23:46:35,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:35,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:35,348 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:35,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:35,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:35,348 INFO L87 Difference]: Start difference. First operand 2601 states and 4954 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:36,463 INFO L93 Difference]: Finished difference Result 3921 states and 7480 transitions. [2022-02-10 23:46:36,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:46:36,464 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:36,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:36,468 INFO L225 Difference]: With dead ends: 3921 [2022-02-10 23:46:36,468 INFO L226 Difference]: Without dead ends: 3921 [2022-02-10 23:46:36,469 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:46:36,469 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 600 mSDsluCounter, 1848 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 600 SdHoareTripleChecker+Valid, 2207 SdHoareTripleChecker+Invalid, 1640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:36,469 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [600 Valid, 2207 Invalid, 1640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:36,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3921 states. [2022-02-10 23:46:36,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3921 to 2596. [2022-02-10 23:46:36,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2596 states, 2586 states have (on average 1.911832946635731) internal successors, (4944), 2595 states have internal predecessors, (4944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2596 states and 4944 transitions. [2022-02-10 23:46:36,494 INFO L78 Accepts]: Start accepts. Automaton has 2596 states and 4944 transitions. Word has length 173 [2022-02-10 23:46:36,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:36,494 INFO L470 AbstractCegarLoop]: Abstraction has 2596 states and 4944 transitions. [2022-02-10 23:46:36,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:36,494 INFO L276 IsEmpty]: Start isEmpty. Operand 2596 states and 4944 transitions. [2022-02-10 23:46:36,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:36,495 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:36,495 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:36,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-10 23:46:36,496 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:36,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:36,496 INFO L85 PathProgramCache]: Analyzing trace with hash -770072901, now seen corresponding path program 33 times [2022-02-10 23:46:36,496 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:36,496 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195195170] [2022-02-10 23:46:36,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:36,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:36,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:36,725 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:36,725 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195195170] [2022-02-10 23:46:36,725 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195195170] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:36,726 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:36,726 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-10 23:46:36,726 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580574664] [2022-02-10 23:46:36,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:36,726 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-10 23:46:36,726 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:36,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-10 23:46:36,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-10 23:46:36,726 INFO L87 Difference]: Start difference. First operand 2596 states and 4944 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:37,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:37,499 INFO L93 Difference]: Finished difference Result 3767 states and 7174 transitions. [2022-02-10 23:46:37,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:37,499 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:37,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:37,503 INFO L225 Difference]: With dead ends: 3767 [2022-02-10 23:46:37,503 INFO L226 Difference]: Without dead ends: 3767 [2022-02-10 23:46:37,504 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=214, Invalid=976, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:46:37,504 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 624 mSDsluCounter, 2211 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 2534 SdHoareTripleChecker+Invalid, 1828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:37,504 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 2534 Invalid, 1828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:37,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3767 states. [2022-02-10 23:46:37,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3767 to 2592. [2022-02-10 23:46:37,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2592 states, 2582 states have (on average 1.911696359411309) internal successors, (4936), 2591 states have internal predecessors, (4936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:37,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 2592 states and 4936 transitions. [2022-02-10 23:46:37,531 INFO L78 Accepts]: Start accepts. Automaton has 2592 states and 4936 transitions. Word has length 173 [2022-02-10 23:46:37,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:37,531 INFO L470 AbstractCegarLoop]: Abstraction has 2592 states and 4936 transitions. [2022-02-10 23:46:37,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:37,531 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 4936 transitions. [2022-02-10 23:46:37,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:37,532 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:37,532 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:37,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-10 23:46:37,532 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:37,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:37,533 INFO L85 PathProgramCache]: Analyzing trace with hash -1179372583, now seen corresponding path program 34 times [2022-02-10 23:46:37,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:37,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952884583] [2022-02-10 23:46:37,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:37,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:37,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:37,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:37,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:37,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952884583] [2022-02-10 23:46:37,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952884583] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:37,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:37,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:37,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1329734261] [2022-02-10 23:46:37,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:37,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:37,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:37,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:37,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:37,706 INFO L87 Difference]: Start difference. First operand 2592 states and 4936 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:38,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:38,585 INFO L93 Difference]: Finished difference Result 3888 states and 7416 transitions. [2022-02-10 23:46:38,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:38,585 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:38,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:38,589 INFO L225 Difference]: With dead ends: 3888 [2022-02-10 23:46:38,589 INFO L226 Difference]: Without dead ends: 3888 [2022-02-10 23:46:38,589 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:46:38,589 INFO L934 BasicCegarLoop]: 357 mSDtfsCounter, 463 mSDsluCounter, 2655 mSDsCounter, 0 mSdLazyCounter, 2035 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 463 SdHoareTripleChecker+Valid, 3009 SdHoareTripleChecker+Invalid, 2190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 2035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:38,590 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [463 Valid, 3009 Invalid, 2190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 2035 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:38,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3888 states. [2022-02-10 23:46:38,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3888 to 2590. [2022-02-10 23:46:38,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2590 states, 2580 states have (on average 1.9116279069767441) internal successors, (4932), 2589 states have internal predecessors, (4932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:38,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2590 states to 2590 states and 4932 transitions. [2022-02-10 23:46:38,613 INFO L78 Accepts]: Start accepts. Automaton has 2590 states and 4932 transitions. Word has length 173 [2022-02-10 23:46:38,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:38,614 INFO L470 AbstractCegarLoop]: Abstraction has 2590 states and 4932 transitions. [2022-02-10 23:46:38,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:38,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2590 states and 4932 transitions. [2022-02-10 23:46:38,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2022-02-10 23:46:38,615 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:38,615 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:38,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-10 23:46:38,615 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:38,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:38,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1678437307, now seen corresponding path program 35 times [2022-02-10 23:46:38,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:38,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088477308] [2022-02-10 23:46:38,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:38,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:38,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:38,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:38,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:38,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088477308] [2022-02-10 23:46:38,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088477308] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:38,786 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:38,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:38,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389322200] [2022-02-10 23:46:38,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:38,786 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:38,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:38,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:38,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:38,787 INFO L87 Difference]: Start difference. First operand 2590 states and 4932 transitions. Second operand has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:39,606 INFO L93 Difference]: Finished difference Result 3717 states and 7078 transitions. [2022-02-10 23:46:39,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:46:39,606 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 173 [2022-02-10 23:46:39,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:39,610 INFO L225 Difference]: With dead ends: 3717 [2022-02-10 23:46:39,610 INFO L226 Difference]: Without dead ends: 3717 [2022-02-10 23:46:39,610 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:46:39,610 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 543 mSDsluCounter, 2340 mSDsCounter, 0 mSdLazyCounter, 1859 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 543 SdHoareTripleChecker+Valid, 2708 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:39,610 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [543 Valid, 2708 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1859 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:39,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3717 states. [2022-02-10 23:46:39,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3717 to 2383. [2022-02-10 23:46:39,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2383 states, 2374 states have (on average 1.903117101937658) internal successors, (4518), 2382 states have internal predecessors, (4518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2383 states to 2383 states and 4518 transitions. [2022-02-10 23:46:39,633 INFO L78 Accepts]: Start accepts. Automaton has 2383 states and 4518 transitions. Word has length 173 [2022-02-10 23:46:39,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:39,633 INFO L470 AbstractCegarLoop]: Abstraction has 2383 states and 4518 transitions. [2022-02-10 23:46:39,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 14.416666666666666) internal successors, (173), 13 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2383 states and 4518 transitions. [2022-02-10 23:46:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:39,634 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:39,635 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:39,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-10 23:46:39,635 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:39,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:39,635 INFO L85 PathProgramCache]: Analyzing trace with hash -1481035537, now seen corresponding path program 1 times [2022-02-10 23:46:39,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:39,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441396679] [2022-02-10 23:46:39,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:39,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:39,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:39,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:39,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441396679] [2022-02-10 23:46:39,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441396679] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:39,798 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:39,798 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-02-10 23:46:39,798 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091327701] [2022-02-10 23:46:39,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:39,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-02-10 23:46:39,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:39,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-02-10 23:46:39,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-02-10 23:46:39,799 INFO L87 Difference]: Start difference. First operand 2383 states and 4518 transitions. Second operand has 13 states, 12 states have (on average 15.083333333333334) internal successors, (181), 13 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:40,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:40,112 INFO L93 Difference]: Finished difference Result 2493 states and 4733 transitions. [2022-02-10 23:46:40,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-02-10 23:46:40,112 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 15.083333333333334) internal successors, (181), 13 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:40,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:40,114 INFO L225 Difference]: With dead ends: 2493 [2022-02-10 23:46:40,115 INFO L226 Difference]: Without dead ends: 2493 [2022-02-10 23:46:40,115 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2022-02-10 23:46:40,115 INFO L934 BasicCegarLoop]: 378 mSDtfsCounter, 440 mSDsluCounter, 1824 mSDsCounter, 0 mSdLazyCounter, 730 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 440 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:40,115 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [440 Valid, 2201 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 730 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:46:40,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2493 states. [2022-02-10 23:46:40,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2493 to 2407. [2022-02-10 23:46:40,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2407 states, 2398 states have (on average 1.9040867389491243) internal successors, (4566), 2406 states have internal predecessors, (4566), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:40,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2407 states to 2407 states and 4566 transitions. [2022-02-10 23:46:40,137 INFO L78 Accepts]: Start accepts. Automaton has 2407 states and 4566 transitions. Word has length 181 [2022-02-10 23:46:40,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:40,137 INFO L470 AbstractCegarLoop]: Abstraction has 2407 states and 4566 transitions. [2022-02-10 23:46:40,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 15.083333333333334) internal successors, (181), 13 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:40,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2407 states and 4566 transitions. [2022-02-10 23:46:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:40,139 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:40,139 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:40,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-10 23:46:40,139 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:40,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:40,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1036960093, now seen corresponding path program 2 times [2022-02-10 23:46:40,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:40,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1475720331] [2022-02-10 23:46:40,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:40,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:40,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:40,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:40,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1475720331] [2022-02-10 23:46:40,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1475720331] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:40,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:40,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:40,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68819374] [2022-02-10 23:46:40,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:40,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:40,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:40,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:40,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=195, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:40,656 INFO L87 Difference]: Start difference. First operand 2407 states and 4566 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:41,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:41,482 INFO L93 Difference]: Finished difference Result 2738 states and 5211 transitions. [2022-02-10 23:46:41,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:46:41,483 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:41,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:41,486 INFO L225 Difference]: With dead ends: 2738 [2022-02-10 23:46:41,486 INFO L226 Difference]: Without dead ends: 2738 [2022-02-10 23:46:41,486 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=254, Invalid=1006, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:46:41,486 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 804 mSDsluCounter, 2184 mSDsCounter, 0 mSdLazyCounter, 1445 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 804 SdHoareTripleChecker+Valid, 2493 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:41,486 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [804 Valid, 2493 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1445 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:46:41,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2738 states. [2022-02-10 23:46:41,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2738 to 2413. [2022-02-10 23:46:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2413 states, 2404 states have (on average 1.9043261231281199) internal successors, (4578), 2412 states have internal predecessors, (4578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:41,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2413 states and 4578 transitions. [2022-02-10 23:46:41,506 INFO L78 Accepts]: Start accepts. Automaton has 2413 states and 4578 transitions. Word has length 181 [2022-02-10 23:46:41,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:41,506 INFO L470 AbstractCegarLoop]: Abstraction has 2413 states and 4578 transitions. [2022-02-10 23:46:41,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:41,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 4578 transitions. [2022-02-10 23:46:41,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:41,507 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:41,507 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:41,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-10 23:46:41,507 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:41,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:41,508 INFO L85 PathProgramCache]: Analyzing trace with hash -431868127, now seen corresponding path program 3 times [2022-02-10 23:46:41,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:41,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1120910891] [2022-02-10 23:46:41,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:41,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:41,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:42,212 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:42,212 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1120910891] [2022-02-10 23:46:42,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1120910891] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:42,213 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:42,213 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:42,213 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13716859] [2022-02-10 23:46:42,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:42,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:42,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:42,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:42,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:42,213 INFO L87 Difference]: Start difference. First operand 2413 states and 4578 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:43,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:43,494 INFO L93 Difference]: Finished difference Result 2631 states and 5003 transitions. [2022-02-10 23:46:43,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:43,495 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:43,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:43,497 INFO L225 Difference]: With dead ends: 2631 [2022-02-10 23:46:43,497 INFO L226 Difference]: Without dead ends: 2631 [2022-02-10 23:46:43,498 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=276, Invalid=1056, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:46:43,498 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 814 mSDsluCounter, 2526 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 1800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:43,498 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 2835 Invalid, 1800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:43,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2631 states. [2022-02-10 23:46:43,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2631 to 2414. [2022-02-10 23:46:43,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2414 states, 2405 states have (on average 1.9043659043659045) internal successors, (4580), 2413 states have internal predecessors, (4580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:43,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2414 states to 2414 states and 4580 transitions. [2022-02-10 23:46:43,518 INFO L78 Accepts]: Start accepts. Automaton has 2414 states and 4580 transitions. Word has length 181 [2022-02-10 23:46:43,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:43,518 INFO L470 AbstractCegarLoop]: Abstraction has 2414 states and 4580 transitions. [2022-02-10 23:46:43,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:43,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2414 states and 4580 transitions. [2022-02-10 23:46:43,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:43,520 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:43,520 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:43,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-10 23:46:43,520 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:43,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:43,520 INFO L85 PathProgramCache]: Analyzing trace with hash 101705465, now seen corresponding path program 4 times [2022-02-10 23:46:43,520 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:43,520 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861559707] [2022-02-10 23:46:43,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:43,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:44,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:44,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:44,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861559707] [2022-02-10 23:46:44,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861559707] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:44,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:44,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:44,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648534402] [2022-02-10 23:46:44,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:44,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:44,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:44,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:44,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:44,274 INFO L87 Difference]: Start difference. First operand 2414 states and 4580 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:45,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:45,541 INFO L93 Difference]: Finished difference Result 2615 states and 4972 transitions. [2022-02-10 23:46:45,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:45,541 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:45,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:45,544 INFO L225 Difference]: With dead ends: 2615 [2022-02-10 23:46:45,544 INFO L226 Difference]: Without dead ends: 2615 [2022-02-10 23:46:45,544 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=297, Invalid=1109, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:46:45,544 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 960 mSDsluCounter, 2162 mSDsCounter, 0 mSdLazyCounter, 1495 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2471 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:45,544 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 2471 Invalid, 1612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1495 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:45,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2615 states. [2022-02-10 23:46:45,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2615 to 2416. [2022-02-10 23:46:45,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2416 states, 2407 states have (on average 1.904445367677607) internal successors, (4584), 2415 states have internal predecessors, (4584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:45,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2416 states and 4584 transitions. [2022-02-10 23:46:45,563 INFO L78 Accepts]: Start accepts. Automaton has 2416 states and 4584 transitions. Word has length 181 [2022-02-10 23:46:45,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:45,563 INFO L470 AbstractCegarLoop]: Abstraction has 2416 states and 4584 transitions. [2022-02-10 23:46:45,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:45,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4584 transitions. [2022-02-10 23:46:45,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:45,565 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:45,565 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:45,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-10 23:46:45,565 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:45,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:45,565 INFO L85 PathProgramCache]: Analyzing trace with hash -726218075, now seen corresponding path program 5 times [2022-02-10 23:46:45,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:45,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728120903] [2022-02-10 23:46:45,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:45,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:46,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:46,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:46,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728120903] [2022-02-10 23:46:46,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728120903] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:46,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:46,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:46,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832221889] [2022-02-10 23:46:46,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:46,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:46,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:46,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:46,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:46,231 INFO L87 Difference]: Start difference. First operand 2416 states and 4584 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:47,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:47,173 INFO L93 Difference]: Finished difference Result 2698 states and 5133 transitions. [2022-02-10 23:46:47,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:47,173 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:47,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:47,176 INFO L225 Difference]: With dead ends: 2698 [2022-02-10 23:46:47,176 INFO L226 Difference]: Without dead ends: 2698 [2022-02-10 23:46:47,176 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=294, Invalid=1112, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:46:47,176 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 842 mSDsluCounter, 2272 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 842 SdHoareTripleChecker+Valid, 2598 SdHoareTripleChecker+Invalid, 1659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:47,177 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [842 Valid, 2598 Invalid, 1659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-10 23:46:47,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2698 states. [2022-02-10 23:46:47,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2698 to 2418. [2022-02-10 23:46:47,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2418 states, 2409 states have (on average 1.904524699045247) internal successors, (4588), 2417 states have internal predecessors, (4588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:47,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2418 states to 2418 states and 4588 transitions. [2022-02-10 23:46:47,199 INFO L78 Accepts]: Start accepts. Automaton has 2418 states and 4588 transitions. Word has length 181 [2022-02-10 23:46:47,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:47,199 INFO L470 AbstractCegarLoop]: Abstraction has 2418 states and 4588 transitions. [2022-02-10 23:46:47,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:47,199 INFO L276 IsEmpty]: Start isEmpty. Operand 2418 states and 4588 transitions. [2022-02-10 23:46:47,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:47,200 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:47,200 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:47,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-10 23:46:47,201 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:47,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:47,201 INFO L85 PathProgramCache]: Analyzing trace with hash -303435907, now seen corresponding path program 6 times [2022-02-10 23:46:47,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:47,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791399916] [2022-02-10 23:46:47,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:47,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:47,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:47,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:47,845 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:47,845 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791399916] [2022-02-10 23:46:47,845 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791399916] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:47,845 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:47,845 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-10 23:46:47,845 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753956567] [2022-02-10 23:46:47,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:47,846 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-10 23:46:47,846 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:47,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-10 23:46:47,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-02-10 23:46:47,846 INFO L87 Difference]: Start difference. First operand 2418 states and 4588 transitions. Second operand has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:49,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:49,093 INFO L93 Difference]: Finished difference Result 2651 states and 5042 transitions. [2022-02-10 23:46:49,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:46:49,093 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:49,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:49,096 INFO L225 Difference]: With dead ends: 2651 [2022-02-10 23:46:49,096 INFO L226 Difference]: Without dead ends: 2651 [2022-02-10 23:46:49,096 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=281, Invalid=1125, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:46:49,096 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 875 mSDsluCounter, 2530 mSDsCounter, 0 mSdLazyCounter, 1673 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2839 SdHoareTripleChecker+Invalid, 1796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:49,097 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 2839 Invalid, 1796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1673 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:49,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2651 states. [2022-02-10 23:46:49,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2651 to 2417. [2022-02-10 23:46:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 2408 states have (on average 1.904485049833887) internal successors, (4586), 2416 states have internal predecessors, (4586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:49,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 4586 transitions. [2022-02-10 23:46:49,117 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 4586 transitions. Word has length 181 [2022-02-10 23:46:49,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:49,117 INFO L470 AbstractCegarLoop]: Abstraction has 2417 states and 4586 transitions. [2022-02-10 23:46:49,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:49,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4586 transitions. [2022-02-10 23:46:49,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:49,126 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:49,127 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:49,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-10 23:46:49,127 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:49,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:49,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1538119029, now seen corresponding path program 7 times [2022-02-10 23:46:49,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:49,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896548463] [2022-02-10 23:46:49,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:49,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:49,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:49,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:49,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896548463] [2022-02-10 23:46:49,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896548463] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:49,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:49,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:49,903 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665925129] [2022-02-10 23:46:49,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:49,903 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:49,903 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:49,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:49,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:49,903 INFO L87 Difference]: Start difference. First operand 2417 states and 4586 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:51,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:51,229 INFO L93 Difference]: Finished difference Result 2579 states and 4902 transitions. [2022-02-10 23:46:51,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:51,230 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:51,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:51,233 INFO L225 Difference]: With dead ends: 2579 [2022-02-10 23:46:51,233 INFO L226 Difference]: Without dead ends: 2579 [2022-02-10 23:46:51,233 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=294, Invalid=1112, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:46:51,233 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 801 mSDsluCounter, 2653 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 801 SdHoareTripleChecker+Valid, 2979 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:51,233 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [801 Valid, 2979 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 1844 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:46:51,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2579 states. [2022-02-10 23:46:51,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2579 to 2416. [2022-02-10 23:46:51,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2416 states, 2407 states have (on average 1.904445367677607) internal successors, (4584), 2415 states have internal predecessors, (4584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:51,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2416 states to 2416 states and 4584 transitions. [2022-02-10 23:46:51,256 INFO L78 Accepts]: Start accepts. Automaton has 2416 states and 4584 transitions. Word has length 181 [2022-02-10 23:46:51,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:51,257 INFO L470 AbstractCegarLoop]: Abstraction has 2416 states and 4584 transitions. [2022-02-10 23:46:51,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:51,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2416 states and 4584 transitions. [2022-02-10 23:46:51,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:51,258 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:51,258 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:51,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-10 23:46:51,260 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:51,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:51,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1551087987, now seen corresponding path program 8 times [2022-02-10 23:46:51,262 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:51,262 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172750144] [2022-02-10 23:46:51,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:51,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:51,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:51,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:51,857 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172750144] [2022-02-10 23:46:51,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172750144] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:51,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:51,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:51,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256687368] [2022-02-10 23:46:51,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:51,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:51,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:51,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:51,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:51,864 INFO L87 Difference]: Start difference. First operand 2416 states and 4584 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:53,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:53,020 INFO L93 Difference]: Finished difference Result 2587 states and 4918 transitions. [2022-02-10 23:46:53,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-10 23:46:53,021 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:53,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:53,024 INFO L225 Difference]: With dead ends: 2587 [2022-02-10 23:46:53,024 INFO L226 Difference]: Without dead ends: 2587 [2022-02-10 23:46:53,026 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=316, Invalid=1166, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:46:53,026 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 947 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 1467 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 947 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 1591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:53,027 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [947 Valid, 2417 Invalid, 1591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1467 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:53,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2587 states. [2022-02-10 23:46:53,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2587 to 2419. [2022-02-10 23:46:53,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2419 states, 2410 states have (on average 1.904564315352697) internal successors, (4590), 2418 states have internal predecessors, (4590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 2419 states and 4590 transitions. [2022-02-10 23:46:53,053 INFO L78 Accepts]: Start accepts. Automaton has 2419 states and 4590 transitions. Word has length 181 [2022-02-10 23:46:53,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:53,053 INFO L470 AbstractCegarLoop]: Abstraction has 2419 states and 4590 transitions. [2022-02-10 23:46:53,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:53,054 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 4590 transitions. [2022-02-10 23:46:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:53,055 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:53,055 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:53,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-10 23:46:53,056 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:53,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:53,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1351734763, now seen corresponding path program 9 times [2022-02-10 23:46:53,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:53,056 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947828475] [2022-02-10 23:46:53,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:53,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:53,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:53,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:53,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947828475] [2022-02-10 23:46:53,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947828475] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:53,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:53,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:53,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191972197] [2022-02-10 23:46:53,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:53,732 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:53,732 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:53,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:53,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:53,732 INFO L87 Difference]: Start difference. First operand 2419 states and 4590 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:55,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:55,252 INFO L93 Difference]: Finished difference Result 2556 states and 4857 transitions. [2022-02-10 23:46:55,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:55,252 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:55,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:55,255 INFO L225 Difference]: With dead ends: 2556 [2022-02-10 23:46:55,255 INFO L226 Difference]: Without dead ends: 2556 [2022-02-10 23:46:55,255 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=294, Invalid=1112, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:46:55,255 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 793 mSDsluCounter, 3036 mSDsCounter, 0 mSdLazyCounter, 2114 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 3362 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 2114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:55,256 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 3362 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 2114 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:46:55,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2556 states. [2022-02-10 23:46:55,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2556 to 2425. [2022-02-10 23:46:55,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2425 states, 2416 states have (on average 1.9048013245033113) internal successors, (4602), 2424 states have internal predecessors, (4602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:55,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2425 states and 4602 transitions. [2022-02-10 23:46:55,276 INFO L78 Accepts]: Start accepts. Automaton has 2425 states and 4602 transitions. Word has length 181 [2022-02-10 23:46:55,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:55,276 INFO L470 AbstractCegarLoop]: Abstraction has 2425 states and 4602 transitions. [2022-02-10 23:46:55,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:55,276 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4602 transitions. [2022-02-10 23:46:55,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:55,277 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:55,278 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:55,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-10 23:46:55,278 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:55,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:55,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1756876135, now seen corresponding path program 10 times [2022-02-10 23:46:55,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:55,278 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81993334] [2022-02-10 23:46:55,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:55,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:55,870 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:55,870 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81993334] [2022-02-10 23:46:55,870 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81993334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:55,870 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:55,870 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-10 23:46:55,870 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598577940] [2022-02-10 23:46:55,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:55,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-10 23:46:55,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:55,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-10 23:46:55,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2022-02-10 23:46:55,870 INFO L87 Difference]: Start difference. First operand 2425 states and 4602 transitions. Second operand has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:56,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:56,874 INFO L93 Difference]: Finished difference Result 2624 states and 4990 transitions. [2022-02-10 23:46:56,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:56,874 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:56,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:56,877 INFO L225 Difference]: With dead ends: 2624 [2022-02-10 23:46:56,877 INFO L226 Difference]: Without dead ends: 2624 [2022-02-10 23:46:56,877 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=301, Invalid=1181, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:46:56,877 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 835 mSDsluCounter, 2585 mSDsCounter, 0 mSdLazyCounter, 1739 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 835 SdHoareTripleChecker+Valid, 2894 SdHoareTripleChecker+Invalid, 1856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:56,877 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [835 Valid, 2894 Invalid, 1856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1739 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:46:56,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2624 states. [2022-02-10 23:46:56,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2624 to 2425. [2022-02-10 23:46:56,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2425 states, 2416 states have (on average 1.9048013245033113) internal successors, (4602), 2424 states have internal predecessors, (4602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2425 states to 2425 states and 4602 transitions. [2022-02-10 23:46:56,900 INFO L78 Accepts]: Start accepts. Automaton has 2425 states and 4602 transitions. Word has length 181 [2022-02-10 23:46:56,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:56,900 INFO L470 AbstractCegarLoop]: Abstraction has 2425 states and 4602 transitions. [2022-02-10 23:46:56,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:56,900 INFO L276 IsEmpty]: Start isEmpty. Operand 2425 states and 4602 transitions. [2022-02-10 23:46:56,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:56,901 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:56,901 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:56,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-10 23:46:56,901 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:56,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:56,902 INFO L85 PathProgramCache]: Analyzing trace with hash 375965909, now seen corresponding path program 11 times [2022-02-10 23:46:56,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:56,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660401161] [2022-02-10 23:46:56,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:56,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:56,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:57,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:57,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660401161] [2022-02-10 23:46:57,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660401161] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:57,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:57,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-02-10 23:46:57,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1721681756] [2022-02-10 23:46:57,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:57,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-02-10 23:46:57,496 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:57,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-02-10 23:46:57,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240 [2022-02-10 23:46:57,497 INFO L87 Difference]: Start difference. First operand 2425 states and 4602 transitions. Second operand has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:58,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:46:58,847 INFO L93 Difference]: Finished difference Result 2626 states and 4993 transitions. [2022-02-10 23:46:58,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-10 23:46:58,847 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:46:58,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:46:58,849 INFO L225 Difference]: With dead ends: 2626 [2022-02-10 23:46:58,849 INFO L226 Difference]: Without dead ends: 2626 [2022-02-10 23:46:58,850 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=291, Invalid=1115, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:46:58,850 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 798 mSDsluCounter, 2362 mSDsCounter, 0 mSdLazyCounter, 1641 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 798 SdHoareTripleChecker+Valid, 2681 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 1641 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:46:58,850 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [798 Valid, 2681 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 1641 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:46:58,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2626 states. [2022-02-10 23:46:58,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2626 to 2422. [2022-02-10 23:46:58,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2422 states, 2413 states have (on average 1.9046829672606713) internal successors, (4596), 2421 states have internal predecessors, (4596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:58,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2422 states to 2422 states and 4596 transitions. [2022-02-10 23:46:58,869 INFO L78 Accepts]: Start accepts. Automaton has 2422 states and 4596 transitions. Word has length 181 [2022-02-10 23:46:58,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:46:58,869 INFO L470 AbstractCegarLoop]: Abstraction has 2422 states and 4596 transitions. [2022-02-10 23:46:58,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.066666666666666) internal successors, (181), 16 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:46:58,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2422 states and 4596 transitions. [2022-02-10 23:46:58,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-02-10 23:46:58,870 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:46:58,870 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:46:58,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-10 23:46:58,870 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:46:58,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:46:58,871 INFO L85 PathProgramCache]: Analyzing trace with hash 676770705, now seen corresponding path program 12 times [2022-02-10 23:46:58,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:46:58,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883024344] [2022-02-10 23:46:58,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:46:58,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:46:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:46:59,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:46:59,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:46:59,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883024344] [2022-02-10 23:46:59,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883024344] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:46:59,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:46:59,232 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-02-10 23:46:59,232 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135400215] [2022-02-10 23:46:59,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:46:59,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-02-10 23:46:59,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:46:59,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-02-10 23:46:59,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=232, Unknown=0, NotChecked=0, Total=272 [2022-02-10 23:46:59,232 INFO L87 Difference]: Start difference. First operand 2422 states and 4596 transitions. Second operand has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:00,248 INFO L93 Difference]: Finished difference Result 2694 states and 5079 transitions. [2022-02-10 23:47:00,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:47:00,249 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 181 [2022-02-10 23:47:00,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:00,251 INFO L225 Difference]: With dead ends: 2694 [2022-02-10 23:47:00,251 INFO L226 Difference]: Without dead ends: 2694 [2022-02-10 23:47:00,252 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=257, Invalid=1075, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:47:00,252 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 971 mSDsluCounter, 2530 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 2839 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:00,252 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [971 Valid, 2839 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:47:00,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2694 states. [2022-02-10 23:47:00,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2694 to 2318. [2022-02-10 23:47:00,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2318 states, 2310 states have (on average 1.9017316017316017) internal successors, (4393), 2317 states have internal predecessors, (4393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2318 states to 2318 states and 4393 transitions. [2022-02-10 23:47:00,270 INFO L78 Accepts]: Start accepts. Automaton has 2318 states and 4393 transitions. Word has length 181 [2022-02-10 23:47:00,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:00,270 INFO L470 AbstractCegarLoop]: Abstraction has 2318 states and 4393 transitions. [2022-02-10 23:47:00,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2318 states and 4393 transitions. [2022-02-10 23:47:00,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-02-10 23:47:00,271 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:00,271 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:00,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-10 23:47:00,272 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:47:00,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:00,272 INFO L85 PathProgramCache]: Analyzing trace with hash 67045837, now seen corresponding path program 1 times [2022-02-10 23:47:00,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:00,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750754257] [2022-02-10 23:47:00,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:00,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:00,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:00,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:00,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750754257] [2022-02-10 23:47:00,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750754257] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:00,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:00,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:47:00,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121410019] [2022-02-10 23:47:00,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:00,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:47:00,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:00,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:47:00,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:47:00,366 INFO L87 Difference]: Start difference. First operand 2318 states and 4393 transitions. Second operand has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:00,514 INFO L93 Difference]: Finished difference Result 2475 states and 4691 transitions. [2022-02-10 23:47:00,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:47:00,515 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 187 [2022-02-10 23:47:00,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:00,517 INFO L225 Difference]: With dead ends: 2475 [2022-02-10 23:47:00,517 INFO L226 Difference]: Without dead ends: 2475 [2022-02-10 23:47:00,517 INFO L933 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 [2022-02-10 23:47:00,517 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 105 mSDsluCounter, 530 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 829 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:00,518 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [105 Valid, 829 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:47:00,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2475 states. [2022-02-10 23:47:00,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2475 to 2394. [2022-02-10 23:47:00,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2394 states, 2386 states have (on average 1.9031852472757753) internal successors, (4541), 2393 states have internal predecessors, (4541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2394 states to 2394 states and 4541 transitions. [2022-02-10 23:47:00,535 INFO L78 Accepts]: Start accepts. Automaton has 2394 states and 4541 transitions. Word has length 187 [2022-02-10 23:47:00,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:00,535 INFO L470 AbstractCegarLoop]: Abstraction has 2394 states and 4541 transitions. [2022-02-10 23:47:00,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 4541 transitions. [2022-02-10 23:47:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2022-02-10 23:47:00,537 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:00,537 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:00,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-10 23:47:00,537 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:47:00,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:00,537 INFO L85 PathProgramCache]: Analyzing trace with hash 1215434706, now seen corresponding path program 1 times [2022-02-10 23:47:00,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:00,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322943324] [2022-02-10 23:47:00,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:00,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:00,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:00,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322943324] [2022-02-10 23:47:00,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322943324] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:00,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:00,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:47:00,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472431598] [2022-02-10 23:47:00,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:00,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:47:00,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:00,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:47:00,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:47:00,608 INFO L87 Difference]: Start difference. First operand 2394 states and 4541 transitions. Second operand has 6 states, 5 states have (on average 39.0) internal successors, (195), 6 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:00,690 INFO L93 Difference]: Finished difference Result 2486 states and 4705 transitions. [2022-02-10 23:47:00,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:47:00,691 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 39.0) internal successors, (195), 6 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 195 [2022-02-10 23:47:00,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:00,693 INFO L225 Difference]: With dead ends: 2486 [2022-02-10 23:47:00,693 INFO L226 Difference]: Without dead ends: 1946 [2022-02-10 23:47:00,693 INFO L933 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 [2022-02-10 23:47:00,699 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 102 mSDsluCounter, 258 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 571 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:00,699 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 571 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:47:00,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1946 states. [2022-02-10 23:47:00,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1946 to 1938. [2022-02-10 23:47:00,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1938 states, 1930 states have (on average 1.8689119170984456) internal successors, (3607), 1937 states have internal predecessors, (3607), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1938 states to 1938 states and 3607 transitions. [2022-02-10 23:47:00,715 INFO L78 Accepts]: Start accepts. Automaton has 1938 states and 3607 transitions. Word has length 195 [2022-02-10 23:47:00,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:00,715 INFO L470 AbstractCegarLoop]: Abstraction has 1938 states and 3607 transitions. [2022-02-10 23:47:00,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 39.0) internal successors, (195), 6 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1938 states and 3607 transitions. [2022-02-10 23:47:00,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-02-10 23:47:00,717 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:47:00,717 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:00,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-10 23:47:00,717 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2022-02-10 23:47:00,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:47:00,717 INFO L85 PathProgramCache]: Analyzing trace with hash -725444747, now seen corresponding path program 1 times [2022-02-10 23:47:00,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:47:00,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814547782] [2022-02-10 23:47:00,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:47:00,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:47:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:47:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:47:00,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:47:00,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814547782] [2022-02-10 23:47:00,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814547782] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:47:00,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:47:00,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-02-10 23:47:00,764 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15402372] [2022-02-10 23:47:00,764 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:47:00,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-10 23:47:00,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:47:00,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-10 23:47:00,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-10 23:47:00,764 INFO L87 Difference]: Start difference. First operand 1938 states and 3607 transitions. Second operand has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:47:00,771 INFO L93 Difference]: Finished difference Result 1011 states and 1804 transitions. [2022-02-10 23:47:00,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-10 23:47:00,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 197 [2022-02-10 23:47:00,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:47:00,772 INFO L225 Difference]: With dead ends: 1011 [2022-02-10 23:47:00,772 INFO L226 Difference]: Without dead ends: 0 [2022-02-10 23:47:00,772 INFO L933 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 [2022-02-10 23:47:00,772 INFO L934 BasicCegarLoop]: 250 mSDtfsCounter, 40 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 413 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:47:00,772 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [40 Valid, 413 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:47:00,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-02-10 23:47:00,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-02-10 23:47:00,772 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) [2022-02-10 23:47:00,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-02-10 23:47:00,773 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 197 [2022-02-10 23:47:00,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:47:00,773 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-02-10 23:47:00,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 65.66666666666667) internal successors, (197), 3 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:47:00,773 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-02-10 23:47:00,773 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (29 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (28 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (27 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (26 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (25 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (24 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (23 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (22 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (21 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (20 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (19 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (18 of 30 remaining) [2022-02-10 23:47:00,775 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (17 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (16 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (15 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 30 remaining) [2022-02-10 23:47:00,776 INFO L764 garLoopResultBuilder]: Registering result SAFE for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 30 remaining) [2022-02-10 23:47:00,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-10 23:47:00,778 INFO L733 BasicCegarLoop]: Path program histogram: [65, 35, 12, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:47:00,780 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:47:00,781 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:47:00,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:47:00 BasicIcfg [2022-02-10 23:47:00,783 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:47:00,783 INFO L158 Benchmark]: Toolchain (without parser) took 167887.82ms. Allocated memory was 184.5MB in the beginning and 723.5MB in the end (delta: 539.0MB). Free memory was 135.1MB in the beginning and 471.1MB in the end (delta: -336.0MB). Peak memory consumption was 203.8MB. Max. memory is 8.0GB. [2022-02-10 23:47:00,783 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory was 153.8MB in the beginning and 153.7MB in the end (delta: 85.7kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:47:00,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 659.28ms. Allocated memory is still 184.5MB. Free memory was 134.9MB in the beginning and 134.6MB in the end (delta: 295.3kB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. [2022-02-10 23:47:00,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.20ms. Allocated memory is still 184.5MB. Free memory was 134.6MB in the beginning and 130.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:47:00,783 INFO L158 Benchmark]: Boogie Preprocessor took 53.70ms. Allocated memory is still 184.5MB. Free memory was 130.4MB in the beginning and 127.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-02-10 23:47:00,783 INFO L158 Benchmark]: RCFGBuilder took 473.56ms. Allocated memory is still 184.5MB. Free memory was 127.8MB in the beginning and 103.1MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. [2022-02-10 23:47:00,784 INFO L158 Benchmark]: TraceAbstraction took 166629.01ms. Allocated memory was 184.5MB in the beginning and 723.5MB in the end (delta: 539.0MB). Free memory was 102.6MB in the beginning and 471.1MB in the end (delta: -368.4MB). Peak memory consumption was 172.1MB. Max. memory is 8.0GB. [2022-02-10 23:47:00,784 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 184.5MB. Free memory was 153.8MB in the beginning and 153.7MB in the end (delta: 85.7kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 659.28ms. Allocated memory is still 184.5MB. Free memory was 134.9MB in the beginning and 134.6MB in the end (delta: 295.3kB). Peak memory consumption was 12.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 67.20ms. Allocated memory is still 184.5MB. Free memory was 134.6MB in the beginning and 130.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 53.70ms. Allocated memory is still 184.5MB. Free memory was 130.4MB in the beginning and 127.8MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 473.56ms. Allocated memory is still 184.5MB. Free memory was 127.8MB in the beginning and 103.1MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 8.0GB. * TraceAbstraction took 166629.01ms. Allocated memory was 184.5MB in the beginning and 723.5MB in the end (delta: 539.0MB). Free memory was 102.6MB in the beginning and 471.1MB in the end (delta: -368.4MB). Peak memory consumption was 172.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - 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: 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: 1255]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1255]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1256]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1257]: 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: 1262]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1262]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1263]: 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: 1241]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1241]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1242]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1242]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1243]: 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, 327 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 166.5s, OverallIterations: 135, TraceHistogramMax: 1, PathProgramHistogramMax: 65, EmptinessCheckTime: 0.2s, AutomataDifference: 124.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 80311 SdHoareTripleChecker+Valid, 89.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 80311 mSDsluCounter, 312892 SdHoareTripleChecker+Invalid, 75.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 267582 mSDsCounter, 22382 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 199276 IncrementalHoareTripleChecker+Invalid, 221658 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 22382 mSolverCounterUnsat, 45639 mSDtfsCounter, 199276 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4449 GetRequests, 632 SyntacticMatches, 10 SemanticMatches, 3807 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26146 ImplicationChecksByTransitivity, 41.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2927occurred in iteration=13, InterpolantAutomatonStates: 3215, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.5s AutomataMinimizationTime, 135 MinimizatonAttempts, 207271 StatesRemovedByMinimization, 127 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 32.6s InterpolantComputationTime, 22653 NumberOfCodeBlocks, 22653 NumberOfCodeBlocksAsserted, 135 NumberOfCheckSat, 22518 ConstructedInterpolants, 0 QuantifiedInterpolants, 202207 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 135 InterpolantComputations, 135 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 22 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-02-10 23:47:00,831 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...