/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_01-list_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-?-bc289cb [2022-01-28 14:15:55,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-28 14:15:55,218 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-28 14:15:55,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-01-28 14:15:55,282 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-28 14:15:55,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-28 14:15:55,287 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-28 14:15:55,289 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-28 14:15:55,290 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-28 14:15:55,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-28 14:15:55,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-28 14:15:55,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-28 14:15:55,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-28 14:15:55,306 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-28 14:15:55,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-28 14:15:55,307 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-28 14:15:55,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-28 14:15:55,313 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-28 14:15:55,313 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-28 14:15:55,314 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-28 14:15:55,317 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 [2022-01-28 14:15:55,345 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-28 14:15:55,345 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-28 14:15:55,345 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-28 14:15:55,346 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-28 14:15:55,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-28 14:15:55,346 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-28 14:15:55,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-28 14:15:55,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * Use SBE=true [2022-01-28 14:15:55,347 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-28 14:15:55,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-28 14:15:55,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:15:55,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-28 14:15:55,348 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-28 14:15:55,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-28 14:15:55,349 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-28 14:15:55,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-28 14:15:55,349 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-01-28 14:15:55,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-28 14:15:55,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-28 14:15:55,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-28 14:15:55,580 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-28 14:15:55,581 INFO L275 PluginConnector]: CDTParser initialized [2022-01-28 14:15:55,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_01-list_rc.i [2022-01-28 14:15:55,633 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4f50528a/ce3e085ab1eb477cb863a442b4ea9aaa/FLAG1f782a9d6 [2022-01-28 14:15:55,997 INFO L306 CDTParser]: Found 1 translation units. [2022-01-28 14:15:55,998 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_01-list_rc.i [2022-01-28 14:15:56,008 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4f50528a/ce3e085ab1eb477cb863a442b4ea9aaa/FLAG1f782a9d6 [2022-01-28 14:15:56,357 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4f50528a/ce3e085ab1eb477cb863a442b4ea9aaa [2022-01-28 14:15:56,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-28 14:15:56,359 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-28 14:15:56,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-28 14:15:56,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-28 14:15:56,363 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-28 14:15:56,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2df40e0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56, skipping insertion in model container [2022-01-28 14:15:56,364 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-28 14:15:56,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-28 14:15:56,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:15:56,732 INFO L203 MainTranslator]: Completed pre-run [2022-01-28 14:15:56,765 INFO L209 PostProcessor]: Analyzing one entry point: main [2022-01-28 14:15:56,820 INFO L208 MainTranslator]: Completed translation [2022-01-28 14:15:56,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56 WrapperNode [2022-01-28 14:15:56,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-28 14:15:56,821 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-28 14:15:56,821 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-28 14:15:56,821 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-28 14:15:56,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,839 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,861 INFO L137 Inliner]: procedures = 368, calls = 40, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 176 [2022-01-28 14:15:56,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-28 14:15:56,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-28 14:15:56,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-28 14:15:56,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-28 14:15:56,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,876 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-28 14:15:56,900 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-28 14:15:56,900 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-28 14:15:56,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-28 14:15:56,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (1/1) ... [2022-01-28 14:15:56,908 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-28 14:15:56,914 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-28 14:15:56,924 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) [2022-01-28 14:15:56,928 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 [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-01-28 14:15:56,951 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-01-28 14:15:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-01-28 14:15:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-28 14:15:56,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-28 14:15:56,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-28 14:15:56,953 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-28 14:15:57,083 INFO L234 CfgBuilder]: Building ICFG [2022-01-28 14:15:57,085 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-28 14:15:57,428 INFO L275 CfgBuilder]: Performing block encoding [2022-01-28 14:15:57,434 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-28 14:15:57,434 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-28 14:15:57,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:15:57 BoogieIcfgContainer [2022-01-28 14:15:57,436 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-28 14:15:57,437 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-28 14:15:57,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-28 14:15:57,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-28 14:15:57,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.01 02:15:56" (1/3) ... [2022-01-28 14:15:57,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccda4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:15:57, skipping insertion in model container [2022-01-28 14:15:57,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 02:15:56" (2/3) ... [2022-01-28 14:15:57,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ccda4f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.01 02:15:57, skipping insertion in model container [2022-01-28 14:15:57,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 02:15:57" (3/3) ... [2022-01-28 14:15:57,445 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_01-list_rc.i [2022-01-28 14:15:57,448 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-01-28 14:15:57,448 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-28 14:15:57,448 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-01-28 14:15:57,448 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-28 14:15:57,484 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,485 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,486 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,487 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,488 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,489 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,490 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,491 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,492 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,493 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,494 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,503 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,504 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,505 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,506 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,507 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,509 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,510 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,515 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,516 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,517 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,518 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,519 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,520 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,521 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,522 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,523 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,524 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,525 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,526 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,527 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,528 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,529 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,531 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,532 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,533 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,534 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,535 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,542 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,543 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,545 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,546 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,547 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-28 14:15:57,549 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-01-28 14:15:57,587 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-28 14:15:57,595 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 [2022-01-28 14:15:57,595 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-01-28 14:15:57,610 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 211 places, 207 transitions, 419 flow [2022-01-28 14:15:57,703 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2306 states, 2267 states have (on average 1.9426554918394354) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,708 INFO L276 IsEmpty]: Start isEmpty. Operand has 2306 states, 2267 states have (on average 1.9426554918394354) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:57,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-01-28 14:15:57,714 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:57,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:57,715 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:57,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:57,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1246807347, now seen corresponding path program 1 times [2022-01-28 14:15:57,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:57,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092648339] [2022-01-28 14:15:57,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:57,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:58,028 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:58,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092648339] [2022-01-28 14:15:58,029 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092648339] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:58,029 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:58,029 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:58,030 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262018299] [2022-01-28 14:15:58,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:58,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:58,034 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:58,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:58,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:58,088 INFO L87 Difference]: Start difference. First operand has 2306 states, 2267 states have (on average 1.9426554918394354) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:58,322 INFO L93 Difference]: Finished difference Result 2304 states and 4402 transitions. [2022-01-28 14:15:58,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:58,324 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 44 [2022-01-28 14:15:58,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:58,344 INFO L225 Difference]: With dead ends: 2304 [2022-01-28 14:15:58,344 INFO L226 Difference]: Without dead ends: 2304 [2022-01-28 14:15:58,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:58,351 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 2 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 558 SdHoareTripleChecker+Invalid, 248 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:58,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 558 Invalid, 248 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:15:58,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2022-01-28 14:15:58,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2022-01-28 14:15:58,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2267 states have (on average 1.941773268636965) internal successors, (4402), 2303 states have internal predecessors, (4402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 4402 transitions. [2022-01-28 14:15:58,445 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 4402 transitions. Word has length 44 [2022-01-28 14:15:58,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:58,446 INFO L470 AbstractCegarLoop]: Abstraction has 2304 states and 4402 transitions. [2022-01-28 14:15:58,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.8) internal successors, (44), 6 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4402 transitions. [2022-01-28 14:15:58,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-01-28 14:15:58,447 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:58,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:58,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-28 14:15:58,447 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:58,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:58,448 INFO L85 PathProgramCache]: Analyzing trace with hash -607585706, now seen corresponding path program 1 times [2022-01-28 14:15:58,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:58,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281385543] [2022-01-28 14:15:58,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:58,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:58,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:58,547 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:58,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281385543] [2022-01-28 14:15:58,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281385543] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:58,547 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:58,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:58,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1766631122] [2022-01-28 14:15:58,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:58,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:58,548 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:58,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:58,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:58,549 INFO L87 Difference]: Start difference. First operand 2304 states and 4402 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:58,651 INFO L93 Difference]: Finished difference Result 2302 states and 4400 transitions. [2022-01-28 14:15:58,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:58,651 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2022-01-28 14:15:58,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:58,659 INFO L225 Difference]: With dead ends: 2302 [2022-01-28 14:15:58,659 INFO L226 Difference]: Without dead ends: 2302 [2022-01-28 14:15:58,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:58,663 INFO L933 BasicCegarLoop]: 193 mSDtfsCounter, 4 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 314 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:58,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 314 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:15:58,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2302 states. [2022-01-28 14:15:58,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2302 to 2302. [2022-01-28 14:15:58,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2302 states, 2267 states have (on average 1.940891045434495) internal successors, (4400), 2301 states have internal predecessors, (4400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 2302 states and 4400 transitions. [2022-01-28 14:15:58,706 INFO L78 Accepts]: Start accepts. Automaton has 2302 states and 4400 transitions. Word has length 52 [2022-01-28 14:15:58,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:58,706 INFO L470 AbstractCegarLoop]: Abstraction has 2302 states and 4400 transitions. [2022-01-28 14:15:58,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4400 transitions. [2022-01-28 14:15:58,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-01-28 14:15:58,709 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:58,709 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:58,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-28 14:15:58,709 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:58,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:58,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1856806696, now seen corresponding path program 1 times [2022-01-28 14:15:58,710 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:58,710 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382716882] [2022-01-28 14:15:58,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:58,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:58,757 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:58,757 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382716882] [2022-01-28 14:15:58,757 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382716882] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:58,757 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:58,757 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:15:58,757 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899449711] [2022-01-28 14:15:58,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:58,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:15:58,758 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:58,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:15:58,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:58,759 INFO L87 Difference]: Start difference. First operand 2302 states and 4400 transitions. Second operand has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:58,782 INFO L93 Difference]: Finished difference Result 2301 states and 4399 transitions. [2022-01-28 14:15:58,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:15:58,782 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 59 [2022-01-28 14:15:58,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:58,789 INFO L225 Difference]: With dead ends: 2301 [2022-01-28 14:15:58,789 INFO L226 Difference]: Without dead ends: 2301 [2022-01-28 14:15:58,789 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:58,790 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 2 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 378 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 [2022-01-28 14:15:58,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 378 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:15:58,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2301 states. [2022-01-28 14:15:58,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2301 to 2301. [2022-01-28 14:15:58,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2301 states, 2267 states have (on average 1.94044993383326) internal successors, (4399), 2300 states have internal predecessors, (4399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2301 states to 2301 states and 4399 transitions. [2022-01-28 14:15:58,827 INFO L78 Accepts]: Start accepts. Automaton has 2301 states and 4399 transitions. Word has length 59 [2022-01-28 14:15:58,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:58,828 INFO L470 AbstractCegarLoop]: Abstraction has 2301 states and 4399 transitions. [2022-01-28 14:15:58,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 29.5) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,828 INFO L276 IsEmpty]: Start isEmpty. Operand 2301 states and 4399 transitions. [2022-01-28 14:15:58,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-01-28 14:15:58,829 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:58,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:58,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-01-28 14:15:58,829 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:58,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:58,830 INFO L85 PathProgramCache]: Analyzing trace with hash 85833681, now seen corresponding path program 1 times [2022-01-28 14:15:58,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:58,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558889567] [2022-01-28 14:15:58,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:58,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:58,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:58,874 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:58,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558889567] [2022-01-28 14:15:58,875 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558889567] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:58,875 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:58,875 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-28 14:15:58,875 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830330538] [2022-01-28 14:15:58,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:58,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-28 14:15:58,875 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:58,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-28 14:15:58,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:58,876 INFO L87 Difference]: Start difference. First operand 2301 states and 4399 transitions. Second operand has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:58,908 INFO L93 Difference]: Finished difference Result 2167 states and 4136 transitions. [2022-01-28 14:15:58,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-28 14:15:58,908 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 63 [2022-01-28 14:15:58,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:58,914 INFO L225 Difference]: With dead ends: 2167 [2022-01-28 14:15:58,914 INFO L226 Difference]: Without dead ends: 2167 [2022-01-28 14:15:58,914 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-28 14:15:58,921 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 130 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 249 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 [2022-01-28 14:15:58,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 249 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-28 14:15:58,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2167 states. [2022-01-28 14:15:58,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2167 to 2167. [2022-01-28 14:15:58,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2167 states, 2149 states have (on average 1.924616100511866) internal successors, (4136), 2166 states have internal predecessors, (4136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 2167 states and 4136 transitions. [2022-01-28 14:15:58,992 INFO L78 Accepts]: Start accepts. Automaton has 2167 states and 4136 transitions. Word has length 63 [2022-01-28 14:15:58,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:58,993 INFO L470 AbstractCegarLoop]: Abstraction has 2167 states and 4136 transitions. [2022-01-28 14:15:58,993 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 31.5) internal successors, (63), 3 states have internal predecessors, (63), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:58,993 INFO L276 IsEmpty]: Start isEmpty. Operand 2167 states and 4136 transitions. [2022-01-28 14:15:58,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-01-28 14:15:58,997 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:58,997 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:58,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-01-28 14:15:58,998 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:58,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:58,998 INFO L85 PathProgramCache]: Analyzing trace with hash -409921448, now seen corresponding path program 1 times [2022-01-28 14:15:58,998 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:58,998 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881261566] [2022-01-28 14:15:58,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:58,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:59,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:59,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:59,117 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:59,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881261566] [2022-01-28 14:15:59,117 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881261566] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:59,118 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:59,118 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:59,118 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239793192] [2022-01-28 14:15:59,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:59,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:59,119 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:59,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:59,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:59,120 INFO L87 Difference]: Start difference. First operand 2167 states and 4136 transitions. Second operand has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:59,230 INFO L93 Difference]: Finished difference Result 2166 states and 4135 transitions. [2022-01-28 14:15:59,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:59,230 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 94 [2022-01-28 14:15:59,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:59,239 INFO L225 Difference]: With dead ends: 2166 [2022-01-28 14:15:59,239 INFO L226 Difference]: Without dead ends: 2166 [2022-01-28 14:15:59,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:59,240 INFO L933 BasicCegarLoop]: 190 mSDtfsCounter, 2 mSDsluCounter, 236 mSDsCounter, 0 mSdLazyCounter, 155 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:59,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 424 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:15:59,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2166 states. [2022-01-28 14:15:59,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2166 to 2166. [2022-01-28 14:15:59,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2166 states, 2149 states have (on average 1.9241507677989762) internal successors, (4135), 2165 states have internal predecessors, (4135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 2166 states and 4135 transitions. [2022-01-28 14:15:59,283 INFO L78 Accepts]: Start accepts. Automaton has 2166 states and 4135 transitions. Word has length 94 [2022-01-28 14:15:59,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:59,284 INFO L470 AbstractCegarLoop]: Abstraction has 2166 states and 4135 transitions. [2022-01-28 14:15:59,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,284 INFO L276 IsEmpty]: Start isEmpty. Operand 2166 states and 4135 transitions. [2022-01-28 14:15:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-01-28 14:15:59,286 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:59,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:59,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-01-28 14:15:59,286 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:59,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:59,287 INFO L85 PathProgramCache]: Analyzing trace with hash 999506412, now seen corresponding path program 1 times [2022-01-28 14:15:59,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:59,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707000117] [2022-01-28 14:15:59,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:59,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:59,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:59,389 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:59,389 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707000117] [2022-01-28 14:15:59,389 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707000117] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:59,389 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:59,389 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:59,389 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915379569] [2022-01-28 14:15:59,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:59,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:59,389 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:59,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:59,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:59,390 INFO L87 Difference]: Start difference. First operand 2166 states and 4135 transitions. Second operand has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:15:59,735 INFO L93 Difference]: Finished difference Result 3298 states and 6312 transitions. [2022-01-28 14:15:59,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:15:59,736 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 111 [2022-01-28 14:15:59,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:15:59,752 INFO L225 Difference]: With dead ends: 3298 [2022-01-28 14:15:59,752 INFO L226 Difference]: Without dead ends: 3298 [2022-01-28 14:15:59,752 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:59,753 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 264 mSDsluCounter, 416 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 718 SdHoareTripleChecker+Invalid, 523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:15:59,754 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [264 Valid, 718 Invalid, 523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-01-28 14:15:59,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3298 states. [2022-01-28 14:15:59,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3298 to 2300. [2022-01-28 14:15:59,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2300 states, 2286 states have (on average 1.9238845144356955) internal successors, (4398), 2299 states have internal predecessors, (4398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2300 states to 2300 states and 4398 transitions. [2022-01-28 14:15:59,813 INFO L78 Accepts]: Start accepts. Automaton has 2300 states and 4398 transitions. Word has length 111 [2022-01-28 14:15:59,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:15:59,814 INFO L470 AbstractCegarLoop]: Abstraction has 2300 states and 4398 transitions. [2022-01-28 14:15:59,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.2) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:15:59,814 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 4398 transitions. [2022-01-28 14:15:59,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-01-28 14:15:59,819 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:15:59,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:15:59,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-01-28 14:15:59,820 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:15:59,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:15:59,821 INFO L85 PathProgramCache]: Analyzing trace with hash 714264328, now seen corresponding path program 1 times [2022-01-28 14:15:59,821 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:15:59,821 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988338621] [2022-01-28 14:15:59,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:15:59,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:15:59,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:15:59,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:15:59,941 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:15:59,941 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988338621] [2022-01-28 14:15:59,941 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988338621] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:15:59,941 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:15:59,941 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:15:59,942 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331885326] [2022-01-28 14:15:59,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:15:59,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:15:59,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:15:59,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:15:59,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:15:59,942 INFO L87 Difference]: Start difference. First operand 2300 states and 4398 transitions. Second operand has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:00,064 INFO L93 Difference]: Finished difference Result 2414 states and 4621 transitions. [2022-01-28 14:16:00,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:16:00,065 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2022-01-28 14:16:00,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:00,072 INFO L225 Difference]: With dead ends: 2414 [2022-01-28 14:16:00,072 INFO L226 Difference]: Without dead ends: 2414 [2022-01-28 14:16:00,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:16:00,073 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 95 mSDsluCounter, 197 mSDsCounter, 0 mSdLazyCounter, 176 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:00,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 462 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 176 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-01-28 14:16:00,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2414 states. [2022-01-28 14:16:00,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2414 to 2387. [2022-01-28 14:16:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2387 states, 2373 states have (on average 1.9249894648124737) internal successors, (4568), 2386 states have internal predecessors, (4568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2387 states to 2387 states and 4568 transitions. [2022-01-28 14:16:00,114 INFO L78 Accepts]: Start accepts. Automaton has 2387 states and 4568 transitions. Word has length 116 [2022-01-28 14:16:00,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:00,115 INFO L470 AbstractCegarLoop]: Abstraction has 2387 states and 4568 transitions. [2022-01-28 14:16:00,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 6 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,115 INFO L276 IsEmpty]: Start isEmpty. Operand 2387 states and 4568 transitions. [2022-01-28 14:16:00,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-01-28 14:16:00,116 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:00,116 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:00,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-01-28 14:16:00,117 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:00,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:00,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1088143909, now seen corresponding path program 1 times [2022-01-28 14:16:00,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:00,117 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744923149] [2022-01-28 14:16:00,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:00,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:00,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:00,199 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:00,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744923149] [2022-01-28 14:16:00,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744923149] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:00,199 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:00,199 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:16:00,199 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355540639] [2022-01-28 14:16:00,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:00,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:16:00,200 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:00,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:16:00,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:16:00,200 INFO L87 Difference]: Start difference. First operand 2387 states and 4568 transitions. Second operand has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:00,409 INFO L93 Difference]: Finished difference Result 3031 states and 5788 transitions. [2022-01-28 14:16:00,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:16:00,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2022-01-28 14:16:00,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:00,417 INFO L225 Difference]: With dead ends: 3031 [2022-01-28 14:16:00,418 INFO L226 Difference]: Without dead ends: 2926 [2022-01-28 14:16:00,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:16:00,418 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 212 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:00,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [212 Valid, 555 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:00,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2926 states. [2022-01-28 14:16:00,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2926 to 2476. [2022-01-28 14:16:00,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2476 states, 2462 states have (on average 1.9240454914703493) internal successors, (4737), 2475 states have internal predecessors, (4737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2476 states to 2476 states and 4737 transitions. [2022-01-28 14:16:00,456 INFO L78 Accepts]: Start accepts. Automaton has 2476 states and 4737 transitions. Word has length 120 [2022-01-28 14:16:00,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:00,456 INFO L470 AbstractCegarLoop]: Abstraction has 2476 states and 4737 transitions. [2022-01-28 14:16:00,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.0) internal successors, (120), 6 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:00,456 INFO L276 IsEmpty]: Start isEmpty. Operand 2476 states and 4737 transitions. [2022-01-28 14:16:00,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:00,457 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:00,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:00,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-01-28 14:16:00,458 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:00,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:00,458 INFO L85 PathProgramCache]: Analyzing trace with hash 455239617, now seen corresponding path program 1 times [2022-01-28 14:16:00,458 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:00,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749888445] [2022-01-28 14:16:00,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:00,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:00,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:00,628 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:00,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749888445] [2022-01-28 14:16:00,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749888445] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:00,628 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:00,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:00,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783821970] [2022-01-28 14:16:00,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:00,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:00,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:00,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:00,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:00,630 INFO L87 Difference]: Start difference. First operand 2476 states and 4737 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:01,743 INFO L93 Difference]: Finished difference Result 3527 states and 6693 transitions. [2022-01-28 14:16:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:01,743 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:01,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:01,756 INFO L225 Difference]: With dead ends: 3527 [2022-01-28 14:16:01,756 INFO L226 Difference]: Without dead ends: 3492 [2022-01-28 14:16:01,757 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 309 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=1068, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:01,757 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 973 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 973 SdHoareTripleChecker+Valid, 2102 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:01,757 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [973 Valid, 2102 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:01,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3492 states. [2022-01-28 14:16:01,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3492 to 2504. [2022-01-28 14:16:01,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2504 states, 2490 states have (on average 1.9248995983935744) internal successors, (4793), 2503 states have internal predecessors, (4793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2504 states to 2504 states and 4793 transitions. [2022-01-28 14:16:01,816 INFO L78 Accepts]: Start accepts. Automaton has 2504 states and 4793 transitions. Word has length 124 [2022-01-28 14:16:01,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:01,816 INFO L470 AbstractCegarLoop]: Abstraction has 2504 states and 4793 transitions. [2022-01-28 14:16:01,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:01,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2504 states and 4793 transitions. [2022-01-28 14:16:01,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:01,818 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:01,818 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:01,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-01-28 14:16:01,818 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:01,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:01,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1248862262, now seen corresponding path program 1 times [2022-01-28 14:16:01,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:01,819 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344420558] [2022-01-28 14:16:01,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:01,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:01,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:01,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:01,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344420558] [2022-01-28 14:16:01,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344420558] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:01,995 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:01,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:01,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004745837] [2022-01-28 14:16:01,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:01,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:01,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:01,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:01,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:01,996 INFO L87 Difference]: Start difference. First operand 2504 states and 4793 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:02,750 INFO L93 Difference]: Finished difference Result 2793 states and 5308 transitions. [2022-01-28 14:16:02,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-28 14:16:02,751 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:02,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:02,765 INFO L225 Difference]: With dead ends: 2793 [2022-01-28 14:16:02,765 INFO L226 Difference]: Without dead ends: 2793 [2022-01-28 14:16:02,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:16:02,766 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 665 mSDsluCounter, 2082 mSDsCounter, 0 mSdLazyCounter, 1286 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 1344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 1286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:02,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [665 Valid, 2376 Invalid, 1344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 1286 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-28 14:16:02,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2793 states. [2022-01-28 14:16:02,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2793 to 2439. [2022-01-28 14:16:02,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2439 states, 2426 states have (on average 1.9220939818631493) internal successors, (4663), 2438 states have internal predecessors, (4663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2439 states to 2439 states and 4663 transitions. [2022-01-28 14:16:02,804 INFO L78 Accepts]: Start accepts. Automaton has 2439 states and 4663 transitions. Word has length 124 [2022-01-28 14:16:02,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:02,804 INFO L470 AbstractCegarLoop]: Abstraction has 2439 states and 4663 transitions. [2022-01-28 14:16:02,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:02,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 4663 transitions. [2022-01-28 14:16:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:02,806 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:02,806 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:02,806 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-01-28 14:16:02,806 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:02,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:02,806 INFO L85 PathProgramCache]: Analyzing trace with hash -1558702195, now seen corresponding path program 1 times [2022-01-28 14:16:02,806 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:02,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301195210] [2022-01-28 14:16:02,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:02,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:02,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:02,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:02,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301195210] [2022-01-28 14:16:02,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301195210] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:02,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:02,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:16:02,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102856165] [2022-01-28 14:16:02,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:02,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:16:02,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:02,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:16:02,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:16:02,890 INFO L87 Difference]: Start difference. First operand 2439 states and 4663 transitions. Second operand has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:03,076 INFO L93 Difference]: Finished difference Result 2567 states and 4914 transitions. [2022-01-28 14:16:03,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:16:03,091 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:03,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:03,097 INFO L225 Difference]: With dead ends: 2567 [2022-01-28 14:16:03,097 INFO L226 Difference]: Without dead ends: 2567 [2022-01-28 14:16:03,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:16:03,098 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 94 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 279 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:03,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 583 Invalid, 285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 279 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:16:03,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2022-01-28 14:16:03,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 2537. [2022-01-28 14:16:03,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2537 states, 2524 states have (on average 1.9235340729001584) internal successors, (4855), 2536 states have internal predecessors, (4855), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 4855 transitions. [2022-01-28 14:16:03,137 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 4855 transitions. Word has length 124 [2022-01-28 14:16:03,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:03,138 INFO L470 AbstractCegarLoop]: Abstraction has 2537 states and 4855 transitions. [2022-01-28 14:16:03,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:03,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 4855 transitions. [2022-01-28 14:16:03,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:03,139 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:03,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:03,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-01-28 14:16:03,139 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:03,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:03,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1269686889, now seen corresponding path program 2 times [2022-01-28 14:16:03,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:03,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261246122] [2022-01-28 14:16:03,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:03,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:03,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:03,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:03,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:03,311 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261246122] [2022-01-28 14:16:03,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261246122] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:03,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:03,311 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:03,311 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247770721] [2022-01-28 14:16:03,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:03,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:03,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:03,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:03,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:03,312 INFO L87 Difference]: Start difference. First operand 2537 states and 4855 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:04,577 INFO L93 Difference]: Finished difference Result 5012 states and 9599 transitions. [2022-01-28 14:16:04,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:04,578 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:04,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:04,587 INFO L225 Difference]: With dead ends: 5012 [2022-01-28 14:16:04,587 INFO L226 Difference]: Without dead ends: 5012 [2022-01-28 14:16:04,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1049, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:04,588 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 896 mSDsluCounter, 1936 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 896 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 2051 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:04,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [896 Valid, 2254 Invalid, 2051 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:16:04,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5012 states. [2022-01-28 14:16:04,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5012 to 2545. [2022-01-28 14:16:04,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2532 states have (on average 1.9237756714060033) internal successors, (4871), 2544 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4871 transitions. [2022-01-28 14:16:04,631 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4871 transitions. Word has length 124 [2022-01-28 14:16:04,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:04,631 INFO L470 AbstractCegarLoop]: Abstraction has 2545 states and 4871 transitions. [2022-01-28 14:16:04,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:04,631 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4871 transitions. [2022-01-28 14:16:04,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:04,632 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:04,632 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:04,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-01-28 14:16:04,633 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:04,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:04,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1849253853, now seen corresponding path program 3 times [2022-01-28 14:16:04,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:04,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063533395] [2022-01-28 14:16:04,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:04,633 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:04,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:04,777 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063533395] [2022-01-28 14:16:04,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063533395] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:04,777 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:04,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:04,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688649159] [2022-01-28 14:16:04,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:04,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:04,778 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:04,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:04,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:04,778 INFO L87 Difference]: Start difference. First operand 2545 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:06,221 INFO L93 Difference]: Finished difference Result 5109 states and 9793 transitions. [2022-01-28 14:16:06,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:06,221 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:06,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:06,230 INFO L225 Difference]: With dead ends: 5109 [2022-01-28 14:16:06,230 INFO L226 Difference]: Without dead ends: 5109 [2022-01-28 14:16:06,231 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=293, Invalid=1113, Unknown=0, NotChecked=0, Total=1406 [2022-01-28 14:16:06,231 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 813 mSDsluCounter, 2245 mSDsCounter, 0 mSdLazyCounter, 2181 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 813 SdHoareTripleChecker+Valid, 2572 SdHoareTripleChecker+Invalid, 2444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:06,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [813 Valid, 2572 Invalid, 2444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2181 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:16:06,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5109 states. [2022-01-28 14:16:06,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5109 to 2545. [2022-01-28 14:16:06,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2532 states have (on average 1.9237756714060033) internal successors, (4871), 2544 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4871 transitions. [2022-01-28 14:16:06,280 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4871 transitions. Word has length 124 [2022-01-28 14:16:06,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:06,281 INFO L470 AbstractCegarLoop]: Abstraction has 2545 states and 4871 transitions. [2022-01-28 14:16:06,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:06,281 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4871 transitions. [2022-01-28 14:16:06,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:06,282 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:06,282 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:06,282 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-01-28 14:16:06,282 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:06,282 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:06,282 INFO L85 PathProgramCache]: Analyzing trace with hash -1900965583, now seen corresponding path program 4 times [2022-01-28 14:16:06,282 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:06,283 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583381757] [2022-01-28 14:16:06,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:06,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:06,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:06,428 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:06,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1583381757] [2022-01-28 14:16:06,428 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1583381757] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:06,428 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:06,428 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:06,428 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216208840] [2022-01-28 14:16:06,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:06,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:06,428 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:06,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:06,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:06,429 INFO L87 Difference]: Start difference. First operand 2545 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:07,543 INFO L93 Difference]: Finished difference Result 5108 states and 9792 transitions. [2022-01-28 14:16:07,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:07,543 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:07,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:07,552 INFO L225 Difference]: With dead ends: 5108 [2022-01-28 14:16:07,552 INFO L226 Difference]: Without dead ends: 5108 [2022-01-28 14:16:07,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:07,553 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 873 mSDsluCounter, 1841 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 873 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:07,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [873 Valid, 2128 Invalid, 1982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:07,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5108 states. [2022-01-28 14:16:07,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5108 to 2545. [2022-01-28 14:16:07,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2545 states, 2532 states have (on average 1.9237756714060033) internal successors, (4871), 2544 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2545 states and 4871 transitions. [2022-01-28 14:16:07,595 INFO L78 Accepts]: Start accepts. Automaton has 2545 states and 4871 transitions. Word has length 124 [2022-01-28 14:16:07,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:07,595 INFO L470 AbstractCegarLoop]: Abstraction has 2545 states and 4871 transitions. [2022-01-28 14:16:07,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:07,595 INFO L276 IsEmpty]: Start isEmpty. Operand 2545 states and 4871 transitions. [2022-01-28 14:16:07,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:07,597 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:07,597 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:07,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-01-28 14:16:07,597 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:07,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:07,597 INFO L85 PathProgramCache]: Analyzing trace with hash 100214313, now seen corresponding path program 5 times [2022-01-28 14:16:07,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:07,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104783104] [2022-01-28 14:16:07,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:07,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:07,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:07,745 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:07,745 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104783104] [2022-01-28 14:16:07,745 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104783104] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:07,745 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:07,745 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:07,745 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716914502] [2022-01-28 14:16:07,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:07,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:07,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:07,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:07,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:07,746 INFO L87 Difference]: Start difference. First operand 2545 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:09,084 INFO L93 Difference]: Finished difference Result 5076 states and 9725 transitions. [2022-01-28 14:16:09,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-01-28 14:16:09,085 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:09,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:09,092 INFO L225 Difference]: With dead ends: 5076 [2022-01-28 14:16:09,092 INFO L226 Difference]: Without dead ends: 5076 [2022-01-28 14:16:09,093 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=287, Invalid=973, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:09,093 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 778 mSDsluCounter, 2199 mSDsCounter, 0 mSdLazyCounter, 2047 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 778 SdHoareTripleChecker+Valid, 2526 SdHoareTripleChecker+Invalid, 2340 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 2047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:09,093 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [778 Valid, 2526 Invalid, 2340 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 2047 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:16:09,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5076 states. [2022-01-28 14:16:09,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5076 to 2561. [2022-01-28 14:16:09,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 2548 states have (on average 1.9242543171114599) internal successors, (4903), 2560 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 4903 transitions. [2022-01-28 14:16:09,137 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 4903 transitions. Word has length 124 [2022-01-28 14:16:09,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:09,137 INFO L470 AbstractCegarLoop]: Abstraction has 2561 states and 4903 transitions. [2022-01-28 14:16:09,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:09,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 4903 transitions. [2022-01-28 14:16:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:09,139 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:09,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:09,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-01-28 14:16:09,139 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:09,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:09,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1758419239, now seen corresponding path program 6 times [2022-01-28 14:16:09,139 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:09,139 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63862936] [2022-01-28 14:16:09,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:09,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:09,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:09,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:09,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:09,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63862936] [2022-01-28 14:16:09,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63862936] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:09,331 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:09,331 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:09,331 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1517340344] [2022-01-28 14:16:09,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:09,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:09,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:09,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:09,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:09,333 INFO L87 Difference]: Start difference. First operand 2561 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:10,448 INFO L93 Difference]: Finished difference Result 5223 states and 10015 transitions. [2022-01-28 14:16:10,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-01-28 14:16:10,467 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:10,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:10,474 INFO L225 Difference]: With dead ends: 5223 [2022-01-28 14:16:10,474 INFO L226 Difference]: Without dead ends: 5223 [2022-01-28 14:16:10,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=310, Invalid=1096, Unknown=0, NotChecked=0, Total=1406 [2022-01-28 14:16:10,476 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1023 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 409 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 1895 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 409 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:10,479 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 1895 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [409 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:10,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5223 states. [2022-01-28 14:16:10,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5223 to 2563. [2022-01-28 14:16:10,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.924313725490196) internal successors, (4907), 2562 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4907 transitions. [2022-01-28 14:16:10,517 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4907 transitions. Word has length 124 [2022-01-28 14:16:10,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:10,517 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4907 transitions. [2022-01-28 14:16:10,517 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4907 transitions. [2022-01-28 14:16:10,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:10,518 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:10,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:10,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-01-28 14:16:10,518 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:10,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:10,519 INFO L85 PathProgramCache]: Analyzing trace with hash -8139195, now seen corresponding path program 7 times [2022-01-28 14:16:10,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:10,519 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365400124] [2022-01-28 14:16:10,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:10,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:10,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:10,672 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:10,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365400124] [2022-01-28 14:16:10,672 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365400124] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:10,673 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:10,673 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:10,673 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520631406] [2022-01-28 14:16:10,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:10,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:10,674 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:10,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:10,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:10,674 INFO L87 Difference]: Start difference. First operand 2563 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:12,098 INFO L93 Difference]: Finished difference Result 5175 states and 9923 transitions. [2022-01-28 14:16:12,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-01-28 14:16:12,098 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:12,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:12,107 INFO L225 Difference]: With dead ends: 5175 [2022-01-28 14:16:12,107 INFO L226 Difference]: Without dead ends: 5175 [2022-01-28 14:16:12,108 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1162, Unknown=0, NotChecked=0, Total=1482 [2022-01-28 14:16:12,108 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 715 mSDsluCounter, 2456 mSDsCounter, 0 mSdLazyCounter, 2383 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 2794 SdHoareTripleChecker+Invalid, 2643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 2383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:12,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [715 Valid, 2794 Invalid, 2643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 2383 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:16:12,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5175 states. [2022-01-28 14:16:12,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5175 to 2561. [2022-01-28 14:16:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 2548 states have (on average 1.9242543171114599) internal successors, (4903), 2560 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 4903 transitions. [2022-01-28 14:16:12,155 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 4903 transitions. Word has length 124 [2022-01-28 14:16:12,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:12,155 INFO L470 AbstractCegarLoop]: Abstraction has 2561 states and 4903 transitions. [2022-01-28 14:16:12,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:12,155 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 4903 transitions. [2022-01-28 14:16:12,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:12,156 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:12,156 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:12,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-01-28 14:16:12,157 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:12,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:12,157 INFO L85 PathProgramCache]: Analyzing trace with hash -1786004623, now seen corresponding path program 8 times [2022-01-28 14:16:12,157 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:12,157 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056414218] [2022-01-28 14:16:12,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:12,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:12,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:12,316 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:12,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056414218] [2022-01-28 14:16:12,316 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056414218] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:12,316 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:12,316 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:12,316 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234230351] [2022-01-28 14:16:12,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:12,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:12,316 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:12,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:12,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:12,317 INFO L87 Difference]: Start difference. First operand 2561 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:13,259 INFO L93 Difference]: Finished difference Result 5101 states and 9772 transitions. [2022-01-28 14:16:13,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:13,259 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:13,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:13,266 INFO L225 Difference]: With dead ends: 5101 [2022-01-28 14:16:13,266 INFO L226 Difference]: Without dead ends: 5101 [2022-01-28 14:16:13,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 272 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=991, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:13,267 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 766 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 1374 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 766 SdHoareTripleChecker+Valid, 1903 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:13,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [766 Valid, 1903 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1374 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:13,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5101 states. [2022-01-28 14:16:13,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5101 to 2565. [2022-01-28 14:16:13,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-01-28 14:16:13,322 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-01-28 14:16:13,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:13,322 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-01-28 14:16:13,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:13,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-01-28 14:16:13,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:13,324 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:13,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:13,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-01-28 14:16:13,324 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:13,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:13,325 INFO L85 PathProgramCache]: Analyzing trace with hash 742404239, now seen corresponding path program 9 times [2022-01-28 14:16:13,325 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:13,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698017852] [2022-01-28 14:16:13,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:13,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:13,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:13,458 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:13,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698017852] [2022-01-28 14:16:13,458 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1698017852] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:13,458 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:13,458 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:13,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935017939] [2022-01-28 14:16:13,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:13,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:13,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:13,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:13,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:13,459 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:14,540 INFO L93 Difference]: Finished difference Result 5198 states and 9966 transitions. [2022-01-28 14:16:14,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:16:14,540 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:14,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:14,547 INFO L225 Difference]: With dead ends: 5198 [2022-01-28 14:16:14,547 INFO L226 Difference]: Without dead ends: 5198 [2022-01-28 14:16:14,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:14,548 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 801 mSDsluCounter, 1847 mSDsCounter, 0 mSdLazyCounter, 1640 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 801 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:14,548 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [801 Valid, 2130 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1640 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:14,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5198 states. [2022-01-28 14:16:14,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5198 to 2563. [2022-01-28 14:16:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.924313725490196) internal successors, (4907), 2562 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4907 transitions. [2022-01-28 14:16:14,590 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4907 transitions. Word has length 124 [2022-01-28 14:16:14,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:14,590 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4907 transitions. [2022-01-28 14:16:14,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4907 transitions. [2022-01-28 14:16:14,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:14,591 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:14,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:14,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-01-28 14:16:14,592 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:14,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:14,592 INFO L85 PathProgramCache]: Analyzing trace with hash 1771655217, now seen corresponding path program 10 times [2022-01-28 14:16:14,592 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:14,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780449171] [2022-01-28 14:16:14,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:14,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:14,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:14,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:14,746 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:14,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780449171] [2022-01-28 14:16:14,746 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780449171] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:14,746 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:14,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:14,746 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68412389] [2022-01-28 14:16:14,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:14,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:14,747 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:14,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:14,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:14,747 INFO L87 Difference]: Start difference. First operand 2563 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:15,722 INFO L93 Difference]: Finished difference Result 5168 states and 9910 transitions. [2022-01-28 14:16:15,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:15,723 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:15,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:15,729 INFO L225 Difference]: With dead ends: 5168 [2022-01-28 14:16:15,729 INFO L226 Difference]: Without dead ends: 5168 [2022-01-28 14:16:15,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1001, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:15,730 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 847 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 1877 SdHoareTripleChecker+Invalid, 1784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:15,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 1877 Invalid, 1784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:15,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5168 states. [2022-01-28 14:16:15,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5168 to 2561. [2022-01-28 14:16:15,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2561 states, 2548 states have (on average 1.9242543171114599) internal successors, (4903), 2560 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2561 states to 2561 states and 4903 transitions. [2022-01-28 14:16:15,768 INFO L78 Accepts]: Start accepts. Automaton has 2561 states and 4903 transitions. Word has length 124 [2022-01-28 14:16:15,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:15,768 INFO L470 AbstractCegarLoop]: Abstraction has 2561 states and 4903 transitions. [2022-01-28 14:16:15,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 2561 states and 4903 transitions. [2022-01-28 14:16:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:15,769 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:15,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:15,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-01-28 14:16:15,769 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:15,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:15,770 INFO L85 PathProgramCache]: Analyzing trace with hash 600222797, now seen corresponding path program 11 times [2022-01-28 14:16:15,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:15,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1862372004] [2022-01-28 14:16:15,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:15,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:15,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:15,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:15,922 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:15,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1862372004] [2022-01-28 14:16:15,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1862372004] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:15,923 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:15,923 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:15,923 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241433357] [2022-01-28 14:16:15,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:15,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:15,924 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:15,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:15,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:15,924 INFO L87 Difference]: Start difference. First operand 2561 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:16,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:16,873 INFO L93 Difference]: Finished difference Result 4693 states and 9048 transitions. [2022-01-28 14:16:16,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:16,874 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:16,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:16,879 INFO L225 Difference]: With dead ends: 4693 [2022-01-28 14:16:16,879 INFO L226 Difference]: Without dead ends: 4693 [2022-01-28 14:16:16,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=266, Invalid=994, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:16,880 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 569 mSDsluCounter, 1650 mSDsCounter, 0 mSdLazyCounter, 1315 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 1925 SdHoareTripleChecker+Invalid, 1505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:16,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 1925 Invalid, 1505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1315 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:16,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-01-28 14:16:16,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2569. [2022-01-28 14:16:16,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.924491392801252) internal successors, (4919), 2568 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4919 transitions. [2022-01-28 14:16:16,920 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4919 transitions. Word has length 124 [2022-01-28 14:16:16,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:16,921 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4919 transitions. [2022-01-28 14:16:16,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:16,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4919 transitions. [2022-01-28 14:16:16,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:16,923 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:16,923 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:16,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-01-28 14:16:16,923 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:16,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:16,923 INFO L85 PathProgramCache]: Analyzing trace with hash -571356565, now seen corresponding path program 12 times [2022-01-28 14:16:16,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:16,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837047926] [2022-01-28 14:16:16,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:16,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:17,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:17,074 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:17,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837047926] [2022-01-28 14:16:17,074 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837047926] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:17,074 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:17,074 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:17,075 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146229326] [2022-01-28 14:16:17,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:17,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:17,075 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:17,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:17,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:17,075 INFO L87 Difference]: Start difference. First operand 2569 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:18,066 INFO L93 Difference]: Finished difference Result 4714 states and 9092 transitions. [2022-01-28 14:16:18,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:18,066 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:18,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:18,071 INFO L225 Difference]: With dead ends: 4714 [2022-01-28 14:16:18,071 INFO L226 Difference]: Without dead ends: 4714 [2022-01-28 14:16:18,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=1063, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:18,072 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 578 mSDsluCounter, 1753 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 2027 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:18,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [578 Valid, 2027 Invalid, 1624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:18,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-01-28 14:16:18,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2571. [2022-01-28 14:16:18,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9245504300234557) internal successors, (4923), 2570 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4923 transitions. [2022-01-28 14:16:18,106 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4923 transitions. Word has length 124 [2022-01-28 14:16:18,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:18,107 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4923 transitions. [2022-01-28 14:16:18,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:18,107 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4923 transitions. [2022-01-28 14:16:18,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:18,108 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:18,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:18,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-01-28 14:16:18,108 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:18,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:18,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1957052297, now seen corresponding path program 13 times [2022-01-28 14:16:18,108 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:18,108 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921552777] [2022-01-28 14:16:18,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:18,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:18,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:18,263 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:18,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921552777] [2022-01-28 14:16:18,263 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921552777] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:18,263 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:18,263 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:18,264 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [780837652] [2022-01-28 14:16:18,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:18,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:18,264 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:18,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:18,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:18,265 INFO L87 Difference]: Start difference. First operand 2571 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:19,164 INFO L93 Difference]: Finished difference Result 4666 states and 9000 transitions. [2022-01-28 14:16:19,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:16:19,165 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:19,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:19,170 INFO L225 Difference]: With dead ends: 4666 [2022-01-28 14:16:19,170 INFO L226 Difference]: Without dead ends: 4666 [2022-01-28 14:16:19,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=275, Invalid=1131, Unknown=0, NotChecked=0, Total=1406 [2022-01-28 14:16:19,171 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 610 mSDsluCounter, 1450 mSDsCounter, 0 mSdLazyCounter, 1226 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 1731 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:19,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [610 Valid, 1731 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1226 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-28 14:16:19,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4666 states. [2022-01-28 14:16:19,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4666 to 2565. [2022-01-28 14:16:19,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-01-28 14:16:19,209 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-01-28 14:16:19,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:19,209 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-01-28 14:16:19,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:19,209 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-01-28 14:16:19,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:19,210 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:19,210 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:19,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-01-28 14:16:19,210 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:19,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:19,211 INFO L85 PathProgramCache]: Analyzing trace with hash 463361807, now seen corresponding path program 14 times [2022-01-28 14:16:19,211 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:19,211 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696799503] [2022-01-28 14:16:19,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:19,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:19,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:19,384 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:19,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696799503] [2022-01-28 14:16:19,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696799503] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:19,384 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:19,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:19,385 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291240471] [2022-01-28 14:16:19,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:19,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:19,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:19,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:19,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:19,386 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:20,296 INFO L93 Difference]: Finished difference Result 4693 states and 9048 transitions. [2022-01-28 14:16:20,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:20,296 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:20,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:20,302 INFO L225 Difference]: With dead ends: 4693 [2022-01-28 14:16:20,302 INFO L226 Difference]: Without dead ends: 4693 [2022-01-28 14:16:20,302 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=986, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:20,303 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 488 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:20,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 1875 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1310 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-28 14:16:20,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-01-28 14:16:20,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2573. [2022-01-28 14:16:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.924609375) internal successors, (4927), 2572 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4927 transitions. [2022-01-28 14:16:20,343 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4927 transitions. Word has length 124 [2022-01-28 14:16:20,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:20,343 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4927 transitions. [2022-01-28 14:16:20,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:20,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4927 transitions. [2022-01-28 14:16:20,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:20,344 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:20,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:20,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-01-28 14:16:20,344 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:20,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:20,345 INFO L85 PathProgramCache]: Analyzing trace with hash -708217555, now seen corresponding path program 15 times [2022-01-28 14:16:20,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:20,345 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708487680] [2022-01-28 14:16:20,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:20,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:20,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:20,493 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:20,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708487680] [2022-01-28 14:16:20,493 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708487680] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:20,493 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:20,493 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:20,493 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557619430] [2022-01-28 14:16:20,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:20,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:20,493 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:20,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:20,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:20,494 INFO L87 Difference]: Start difference. First operand 2573 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:21,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:21,464 INFO L93 Difference]: Finished difference Result 4840 states and 9338 transitions. [2022-01-28 14:16:21,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:21,464 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:21,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:21,470 INFO L225 Difference]: With dead ends: 4840 [2022-01-28 14:16:21,470 INFO L226 Difference]: Without dead ends: 4840 [2022-01-28 14:16:21,470 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=278, Invalid=1054, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:21,471 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 587 mSDsluCounter, 1622 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 1563 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:21,471 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [587 Valid, 1884 Invalid, 1563 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:21,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-01-28 14:16:21,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 2575. [2022-01-28 14:16:21,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.9246682279469165) internal successors, (4931), 2574 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4931 transitions. [2022-01-28 14:16:21,506 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4931 transitions. Word has length 124 [2022-01-28 14:16:21,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:21,506 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4931 transitions. [2022-01-28 14:16:21,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4931 transitions. [2022-01-28 14:16:21,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:21,507 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:21,507 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:21,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-01-28 14:16:21,507 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:21,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:21,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1820191307, now seen corresponding path program 16 times [2022-01-28 14:16:21,508 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:21,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079291150] [2022-01-28 14:16:21,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:21,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:21,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:21,648 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:21,648 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079291150] [2022-01-28 14:16:21,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079291150] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:21,649 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:21,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:21,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885624527] [2022-01-28 14:16:21,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:21,649 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:21,649 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:21,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:21,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:21,650 INFO L87 Difference]: Start difference. First operand 2575 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:22,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:22,753 INFO L93 Difference]: Finished difference Result 4792 states and 9246 transitions. [2022-01-28 14:16:22,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:16:22,753 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:22,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:22,759 INFO L225 Difference]: With dead ends: 4792 [2022-01-28 14:16:22,759 INFO L226 Difference]: Without dead ends: 4792 [2022-01-28 14:16:22,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2022-01-28 14:16:22,760 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 583 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1677 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:22,760 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [583 Valid, 2169 Invalid, 1904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1677 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:22,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4792 states. [2022-01-28 14:16:22,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4792 to 2569. [2022-01-28 14:16:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.924491392801252) internal successors, (4919), 2568 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:22,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4919 transitions. [2022-01-28 14:16:22,801 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4919 transitions. Word has length 124 [2022-01-28 14:16:22,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:22,801 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4919 transitions. [2022-01-28 14:16:22,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:22,802 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4919 transitions. [2022-01-28 14:16:22,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:22,803 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:22,803 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:22,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-01-28 14:16:22,804 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:22,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:22,804 INFO L85 PathProgramCache]: Analyzing trace with hash 947173745, now seen corresponding path program 17 times [2022-01-28 14:16:22,805 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:22,805 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100060073] [2022-01-28 14:16:22,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:22,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:22,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:22,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:22,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100060073] [2022-01-28 14:16:22,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100060073] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:22,952 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:22,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:22,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [250126164] [2022-01-28 14:16:22,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:22,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:22,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:22,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:22,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:22,953 INFO L87 Difference]: Start difference. First operand 2569 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:23,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:23,834 INFO L93 Difference]: Finished difference Result 4641 states and 8946 transitions. [2022-01-28 14:16:23,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-28 14:16:23,834 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:23,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:23,842 INFO L225 Difference]: With dead ends: 4641 [2022-01-28 14:16:23,842 INFO L226 Difference]: Without dead ends: 4641 [2022-01-28 14:16:23,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=894, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:16:23,843 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 605 mSDsluCounter, 1428 mSDsCounter, 0 mSdLazyCounter, 1208 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 605 SdHoareTripleChecker+Valid, 1687 SdHoareTripleChecker+Invalid, 1452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:23,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [605 Valid, 1687 Invalid, 1452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1208 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:23,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4641 states. [2022-01-28 14:16:23,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4641 to 2573. [2022-01-28 14:16:23,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.924609375) internal successors, (4927), 2572 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:23,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4927 transitions. [2022-01-28 14:16:23,917 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4927 transitions. Word has length 124 [2022-01-28 14:16:23,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:23,917 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4927 transitions. [2022-01-28 14:16:23,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:23,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4927 transitions. [2022-01-28 14:16:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:23,918 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:23,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:23,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-01-28 14:16:23,918 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:23,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:23,924 INFO L85 PathProgramCache]: Analyzing trace with hash -819384689, now seen corresponding path program 18 times [2022-01-28 14:16:23,924 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:23,924 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156559363] [2022-01-28 14:16:23,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:23,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:23,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:24,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:24,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:24,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156559363] [2022-01-28 14:16:24,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156559363] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:24,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:24,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:24,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705091904] [2022-01-28 14:16:24,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:24,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:24,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:24,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:24,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:24,073 INFO L87 Difference]: Start difference. First operand 2573 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:25,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:25,044 INFO L93 Difference]: Finished difference Result 4738 states and 9140 transitions. [2022-01-28 14:16:25,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-28 14:16:25,044 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:25,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:25,050 INFO L225 Difference]: With dead ends: 4738 [2022-01-28 14:16:25,051 INFO L226 Difference]: Without dead ends: 4738 [2022-01-28 14:16:25,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 263 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=955, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:16:25,051 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 607 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 607 SdHoareTripleChecker+Valid, 1926 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:25,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [607 Valid, 1926 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:25,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4738 states. [2022-01-28 14:16:25,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4738 to 2571. [2022-01-28 14:16:25,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9245504300234557) internal successors, (4923), 2570 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:25,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4923 transitions. [2022-01-28 14:16:25,086 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4923 transitions. Word has length 124 [2022-01-28 14:16:25,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:25,086 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4923 transitions. [2022-01-28 14:16:25,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:25,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4923 transitions. [2022-01-28 14:16:25,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:25,087 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:25,087 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:25,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-01-28 14:16:25,087 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:25,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:25,088 INFO L85 PathProgramCache]: Analyzing trace with hash 209866289, now seen corresponding path program 19 times [2022-01-28 14:16:25,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:25,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130036489] [2022-01-28 14:16:25,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:25,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:25,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:25,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:25,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:25,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130036489] [2022-01-28 14:16:25,242 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130036489] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:25,242 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:25,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:25,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049984735] [2022-01-28 14:16:25,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:25,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:25,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:25,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:25,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:25,243 INFO L87 Difference]: Start difference. First operand 2571 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:26,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:26,227 INFO L93 Difference]: Finished difference Result 4708 states and 9084 transitions. [2022-01-28 14:16:26,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-28 14:16:26,228 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:26,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:26,233 INFO L225 Difference]: With dead ends: 4708 [2022-01-28 14:16:26,233 INFO L226 Difference]: Without dead ends: 4708 [2022-01-28 14:16:26,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=903, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:16:26,238 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 509 mSDsluCounter, 1677 mSDsCounter, 0 mSdLazyCounter, 1568 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 509 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 1568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:26,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [509 Valid, 1950 Invalid, 1776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 1568 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:26,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4708 states. [2022-01-28 14:16:26,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4708 to 2565. [2022-01-28 14:16:26,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-01-28 14:16:26,270 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-01-28 14:16:26,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:26,270 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-01-28 14:16:26,270 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-01-28 14:16:26,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:26,273 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:26,273 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:26,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-01-28 14:16:26,273 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:26,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:26,273 INFO L85 PathProgramCache]: Analyzing trace with hash -635418387, now seen corresponding path program 20 times [2022-01-28 14:16:26,273 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:26,273 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760911230] [2022-01-28 14:16:26,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:26,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:26,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:26,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:26,469 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760911230] [2022-01-28 14:16:26,469 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760911230] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:26,470 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:26,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:26,470 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044965878] [2022-01-28 14:16:26,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:26,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:26,470 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:26,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:26,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:26,470 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:27,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:27,691 INFO L93 Difference]: Finished difference Result 4927 states and 9502 transitions. [2022-01-28 14:16:27,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:27,692 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:27,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:27,697 INFO L225 Difference]: With dead ends: 4927 [2022-01-28 14:16:27,697 INFO L226 Difference]: Without dead ends: 4927 [2022-01-28 14:16:27,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=864, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:16:27,698 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 738 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1805 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 738 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 2076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:27,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [738 Valid, 2118 Invalid, 2076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1805 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:16:27,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4927 states. [2022-01-28 14:16:27,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4927 to 2570. [2022-01-28 14:16:27,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2557 states have (on average 1.9245209229565898) internal successors, (4921), 2569 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 4921 transitions. [2022-01-28 14:16:27,730 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 4921 transitions. Word has length 124 [2022-01-28 14:16:27,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:27,730 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 4921 transitions. [2022-01-28 14:16:27,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 4921 transitions. [2022-01-28 14:16:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:27,731 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:27,731 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:27,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-01-28 14:16:27,732 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:27,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:27,732 INFO L85 PathProgramCache]: Analyzing trace with hash -1806997749, now seen corresponding path program 21 times [2022-01-28 14:16:27,732 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:27,732 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351872780] [2022-01-28 14:16:27,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:27,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:27,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:27,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:27,901 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:27,901 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351872780] [2022-01-28 14:16:27,901 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351872780] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:27,901 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:27,901 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:27,901 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151589566] [2022-01-28 14:16:27,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:27,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:27,902 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:27,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:27,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:27,902 INFO L87 Difference]: Start difference. First operand 2570 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:29,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:29,177 INFO L93 Difference]: Finished difference Result 4948 states and 9546 transitions. [2022-01-28 14:16:29,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:29,177 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:29,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:29,182 INFO L225 Difference]: With dead ends: 4948 [2022-01-28 14:16:29,182 INFO L226 Difference]: Without dead ends: 4948 [2022-01-28 14:16:29,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=927, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:16:29,183 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 669 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 669 SdHoareTripleChecker+Valid, 2345 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:29,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [669 Valid, 2345 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 2071 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:16:29,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2022-01-28 14:16:29,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 2572. [2022-01-28 14:16:29,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9245799140289175) internal successors, (4925), 2571 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4925 transitions. [2022-01-28 14:16:29,212 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4925 transitions. Word has length 124 [2022-01-28 14:16:29,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:29,212 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4925 transitions. [2022-01-28 14:16:29,212 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4925 transitions. [2022-01-28 14:16:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:29,213 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:29,213 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:29,213 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-01-28 14:16:29,213 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:29,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:29,214 INFO L85 PathProgramCache]: Analyzing trace with hash 721411113, now seen corresponding path program 22 times [2022-01-28 14:16:29,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:29,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380018287] [2022-01-28 14:16:29,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:29,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:29,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:29,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:29,363 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:29,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380018287] [2022-01-28 14:16:29,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1380018287] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:29,363 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:29,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:29,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126320909] [2022-01-28 14:16:29,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:29,363 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:29,363 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:29,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:29,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:29,364 INFO L87 Difference]: Start difference. First operand 2572 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:30,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:30,685 INFO L93 Difference]: Finished difference Result 4900 states and 9454 transitions. [2022-01-28 14:16:30,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:16:30,686 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:30,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:30,697 INFO L225 Difference]: With dead ends: 4900 [2022-01-28 14:16:30,697 INFO L226 Difference]: Without dead ends: 4900 [2022-01-28 14:16:30,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=989, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:30,698 INFO L933 BasicCegarLoop]: 355 mSDtfsCounter, 678 mSDsluCounter, 1993 mSDsCounter, 0 mSdLazyCounter, 2122 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 2344 SdHoareTripleChecker+Invalid, 2386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:30,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 2344 Invalid, 2386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2122 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:16:30,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4900 states. [2022-01-28 14:16:30,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4900 to 2565. [2022-01-28 14:16:30,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.9243730407523512) internal successors, (4911), 2564 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:30,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4911 transitions. [2022-01-28 14:16:30,732 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4911 transitions. Word has length 124 [2022-01-28 14:16:30,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:30,732 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4911 transitions. [2022-01-28 14:16:30,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:30,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4911 transitions. [2022-01-28 14:16:30,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:30,733 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:30,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:30,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-01-28 14:16:30,733 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:30,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:30,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1434944205, now seen corresponding path program 23 times [2022-01-28 14:16:30,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:30,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211578162] [2022-01-28 14:16:30,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:30,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:30,893 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:30,893 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211578162] [2022-01-28 14:16:30,893 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211578162] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:30,893 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:30,893 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:30,893 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840395360] [2022-01-28 14:16:30,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:30,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:30,893 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:30,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:30,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:30,894 INFO L87 Difference]: Start difference. First operand 2565 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:31,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:31,942 INFO L93 Difference]: Finished difference Result 4905 states and 9458 transitions. [2022-01-28 14:16:31,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:31,943 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:31,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:31,948 INFO L225 Difference]: With dead ends: 4905 [2022-01-28 14:16:31,948 INFO L226 Difference]: Without dead ends: 4905 [2022-01-28 14:16:31,949 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 243 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=261, Invalid=929, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:16:31,949 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 542 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1496 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1496 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:31,949 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [542 Valid, 1920 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1496 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:31,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4905 states. [2022-01-28 14:16:31,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4905 to 2567. [2022-01-28 14:16:31,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.9244322631166797) internal successors, (4915), 2566 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:31,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4915 transitions. [2022-01-28 14:16:31,979 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4915 transitions. Word has length 124 [2022-01-28 14:16:31,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:31,980 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4915 transitions. [2022-01-28 14:16:31,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:31,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4915 transitions. [2022-01-28 14:16:31,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:31,981 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:31,981 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:31,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-01-28 14:16:31,981 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:31,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:31,981 INFO L85 PathProgramCache]: Analyzing trace with hash 263364843, now seen corresponding path program 24 times [2022-01-28 14:16:31,981 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:31,981 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891783555] [2022-01-28 14:16:31,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:31,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:32,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:32,150 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:32,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891783555] [2022-01-28 14:16:32,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891783555] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:32,150 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:32,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:32,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054198707] [2022-01-28 14:16:32,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:32,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:32,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:32,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:32,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:32,152 INFO L87 Difference]: Start difference. First operand 2567 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:33,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:33,181 INFO L93 Difference]: Finished difference Result 4926 states and 9502 transitions. [2022-01-28 14:16:33,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:33,182 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:33,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:33,188 INFO L225 Difference]: With dead ends: 4926 [2022-01-28 14:16:33,188 INFO L226 Difference]: Without dead ends: 4926 [2022-01-28 14:16:33,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=265, Invalid=995, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:33,189 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 715 mSDsluCounter, 1439 mSDsCounter, 0 mSdLazyCounter, 1392 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:33,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [715 Valid, 1714 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1392 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:33,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4926 states. [2022-01-28 14:16:33,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4926 to 2569. [2022-01-28 14:16:33,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.924491392801252) internal successors, (4919), 2568 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:33,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4919 transitions. [2022-01-28 14:16:33,222 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4919 transitions. Word has length 124 [2022-01-28 14:16:33,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:33,222 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4919 transitions. [2022-01-28 14:16:33,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:33,222 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4919 transitions. [2022-01-28 14:16:33,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:33,223 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:33,223 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:33,223 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-01-28 14:16:33,223 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:33,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:33,223 INFO L85 PathProgramCache]: Analyzing trace with hash -1503193591, now seen corresponding path program 25 times [2022-01-28 14:16:33,223 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:33,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114205038] [2022-01-28 14:16:33,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:33,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:33,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:33,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:33,515 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:33,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114205038] [2022-01-28 14:16:33,515 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114205038] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:33,515 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:33,515 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:33,515 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264709496] [2022-01-28 14:16:33,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:33,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:33,516 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:33,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:33,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:33,516 INFO L87 Difference]: Start difference. First operand 2569 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:34,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:34,595 INFO L93 Difference]: Finished difference Result 4878 states and 9410 transitions. [2022-01-28 14:16:34,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:16:34,595 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:34,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:34,600 INFO L225 Difference]: With dead ends: 4878 [2022-01-28 14:16:34,600 INFO L226 Difference]: Without dead ends: 4878 [2022-01-28 14:16:34,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 293 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=1060, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:34,601 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 659 mSDsluCounter, 1800 mSDsCounter, 0 mSdLazyCounter, 1756 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 659 SdHoareTripleChecker+Valid, 2082 SdHoareTripleChecker+Invalid, 2008 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 1756 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:34,601 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [659 Valid, 2082 Invalid, 2008 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 1756 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:34,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-01-28 14:16:34,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 2562. [2022-01-28 14:16:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2549 states have (on average 1.9242840329540996) internal successors, (4905), 2561 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:34,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4905 transitions. [2022-01-28 14:16:34,646 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4905 transitions. Word has length 124 [2022-01-28 14:16:34,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:34,646 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4905 transitions. [2022-01-28 14:16:34,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:34,646 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4905 transitions. [2022-01-28 14:16:34,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:34,647 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:34,648 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:34,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-01-28 14:16:34,648 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:34,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:34,648 INFO L85 PathProgramCache]: Analyzing trace with hash 1298083215, now seen corresponding path program 26 times [2022-01-28 14:16:34,648 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:34,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163131431] [2022-01-28 14:16:34,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:34,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:34,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:34,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:34,811 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:34,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163131431] [2022-01-28 14:16:34,811 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163131431] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:34,811 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:34,811 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:34,812 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [771992161] [2022-01-28 14:16:34,812 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:34,812 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:34,812 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:34,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:34,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:34,813 INFO L87 Difference]: Start difference. First operand 2562 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:35,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:35,813 INFO L93 Difference]: Finished difference Result 4863 states and 9375 transitions. [2022-01-28 14:16:35,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-01-28 14:16:35,814 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:35,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:35,820 INFO L225 Difference]: With dead ends: 4863 [2022-01-28 14:16:35,820 INFO L226 Difference]: Without dead ends: 4863 [2022-01-28 14:16:35,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=918, Unknown=0, NotChecked=0, Total=1190 [2022-01-28 14:16:35,821 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 702 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1464 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 702 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 1464 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:35,821 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [702 Valid, 1875 Invalid, 1721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 1464 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:35,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4863 states. [2022-01-28 14:16:35,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4863 to 2554. [2022-01-28 14:16:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2554 states, 2541 states have (on average 1.9240456513183786) internal successors, (4889), 2553 states have internal predecessors, (4889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:35,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2554 states to 2554 states and 4889 transitions. [2022-01-28 14:16:35,850 INFO L78 Accepts]: Start accepts. Automaton has 2554 states and 4889 transitions. Word has length 124 [2022-01-28 14:16:35,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:35,850 INFO L470 AbstractCegarLoop]: Abstraction has 2554 states and 4889 transitions. [2022-01-28 14:16:35,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:35,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2554 states and 4889 transitions. [2022-01-28 14:16:35,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:35,851 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:35,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:35,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-01-28 14:16:35,852 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:35,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:35,852 INFO L85 PathProgramCache]: Analyzing trace with hash 126503853, now seen corresponding path program 27 times [2022-01-28 14:16:35,852 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:35,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947630281] [2022-01-28 14:16:35,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:35,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:36,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:36,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:36,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947630281] [2022-01-28 14:16:36,008 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947630281] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:36,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:36,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:36,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76105708] [2022-01-28 14:16:36,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:36,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:36,009 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:36,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:36,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:36,010 INFO L87 Difference]: Start difference. First operand 2554 states and 4889 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:36,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:36,985 INFO L93 Difference]: Finished difference Result 5010 states and 9665 transitions. [2022-01-28 14:16:36,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-01-28 14:16:36,986 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:36,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:36,992 INFO L225 Difference]: With dead ends: 5010 [2022-01-28 14:16:36,992 INFO L226 Difference]: Without dead ends: 5010 [2022-01-28 14:16:36,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=277, Invalid=983, Unknown=0, NotChecked=0, Total=1260 [2022-01-28 14:16:36,993 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 733 mSDsluCounter, 1525 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 733 SdHoareTripleChecker+Valid, 1808 SdHoareTripleChecker+Invalid, 1718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:36,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [733 Valid, 1808 Invalid, 1718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-01-28 14:16:36,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-01-28 14:16:37,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 2556. [2022-01-28 14:16:37,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2543 states have (on average 1.92410538733779) internal successors, (4893), 2555 states have internal predecessors, (4893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:37,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4893 transitions. [2022-01-28 14:16:37,026 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4893 transitions. Word has length 124 [2022-01-28 14:16:37,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:37,026 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4893 transitions. [2022-01-28 14:16:37,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:37,026 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4893 transitions. [2022-01-28 14:16:37,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:37,027 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:37,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:37,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-01-28 14:16:37,027 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:37,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:37,028 INFO L85 PathProgramCache]: Analyzing trace with hash -1640054581, now seen corresponding path program 28 times [2022-01-28 14:16:37,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:37,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655115192] [2022-01-28 14:16:37,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:37,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:37,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:37,167 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:37,167 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655115192] [2022-01-28 14:16:37,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [655115192] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:37,167 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:37,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:37,168 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306482997] [2022-01-28 14:16:37,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:37,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:37,169 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:37,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:37,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:37,169 INFO L87 Difference]: Start difference. First operand 2556 states and 4893 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:38,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:38,209 INFO L93 Difference]: Finished difference Result 4962 states and 9573 transitions. [2022-01-28 14:16:38,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-01-28 14:16:38,209 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:38,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:38,215 INFO L225 Difference]: With dead ends: 4962 [2022-01-28 14:16:38,215 INFO L226 Difference]: Without dead ends: 4962 [2022-01-28 14:16:38,216 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1046, Unknown=0, NotChecked=0, Total=1332 [2022-01-28 14:16:38,216 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 699 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:38,216 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [699 Valid, 1976 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:38,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4962 states. [2022-01-28 14:16:38,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4962 to 2550. [2022-01-28 14:16:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2537 states have (on average 1.9239258967284194) internal successors, (4881), 2549 states have internal predecessors, (4881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 4881 transitions. [2022-01-28 14:16:38,256 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 4881 transitions. Word has length 124 [2022-01-28 14:16:38,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:38,256 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 4881 transitions. [2022-01-28 14:16:38,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:38,256 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 4881 transitions. [2022-01-28 14:16:38,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:38,257 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:38,257 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:38,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-01-28 14:16:38,257 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:38,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:38,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1781895153, now seen corresponding path program 29 times [2022-01-28 14:16:38,258 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:38,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1545168445] [2022-01-28 14:16:38,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:38,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:38,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:38,422 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:38,422 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1545168445] [2022-01-28 14:16:38,422 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1545168445] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:38,422 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:38,422 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:38,422 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403659597] [2022-01-28 14:16:38,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:38,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:38,423 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:38,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:38,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:38,424 INFO L87 Difference]: Start difference. First operand 2550 states and 4881 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:39,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:39,277 INFO L93 Difference]: Finished difference Result 4811 states and 9273 transitions. [2022-01-28 14:16:39,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-28 14:16:39,277 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:39,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:39,283 INFO L225 Difference]: With dead ends: 4811 [2022-01-28 14:16:39,283 INFO L226 Difference]: Without dead ends: 4811 [2022-01-28 14:16:39,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=228, Invalid=828, Unknown=0, NotChecked=0, Total=1056 [2022-01-28 14:16:39,283 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 699 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 1264 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1264 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:39,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [699 Valid, 1597 Invalid, 1541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1264 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-01-28 14:16:39,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4811 states. [2022-01-28 14:16:39,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4811 to 2546. [2022-01-28 14:16:39,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2546 states, 2533 states have (on average 1.9238057639163049) internal successors, (4873), 2545 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:39,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 4873 transitions. [2022-01-28 14:16:39,314 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 4873 transitions. Word has length 124 [2022-01-28 14:16:39,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:39,314 INFO L470 AbstractCegarLoop]: Abstraction has 2546 states and 4873 transitions. [2022-01-28 14:16:39,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:39,314 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 4873 transitions. [2022-01-28 14:16:39,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:39,315 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:39,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:39,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-01-28 14:16:39,316 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:39,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:39,320 INFO L85 PathProgramCache]: Analyzing trace with hash 15336719, now seen corresponding path program 30 times [2022-01-28 14:16:39,320 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:39,320 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380226012] [2022-01-28 14:16:39,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:39,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:39,476 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:39,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380226012] [2022-01-28 14:16:39,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380226012] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:39,476 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:39,476 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:39,477 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074510804] [2022-01-28 14:16:39,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:39,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:39,477 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:39,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:39,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:39,477 INFO L87 Difference]: Start difference. First operand 2546 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:40,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:40,511 INFO L93 Difference]: Finished difference Result 4908 states and 9467 transitions. [2022-01-28 14:16:40,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-01-28 14:16:40,512 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:40,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:40,518 INFO L225 Difference]: With dead ends: 4908 [2022-01-28 14:16:40,518 INFO L226 Difference]: Without dead ends: 4908 [2022-01-28 14:16:40,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-01-28 14:16:40,518 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 644 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 644 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:40,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [644 Valid, 1929 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:40,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4908 states. [2022-01-28 14:16:40,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4908 to 2544. [2022-01-28 14:16:40,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2544 states, 2531 states have (on average 1.9237455551165548) internal successors, (4869), 2543 states have internal predecessors, (4869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:40,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2544 states and 4869 transitions. [2022-01-28 14:16:40,552 INFO L78 Accepts]: Start accepts. Automaton has 2544 states and 4869 transitions. Word has length 124 [2022-01-28 14:16:40,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:40,552 INFO L470 AbstractCegarLoop]: Abstraction has 2544 states and 4869 transitions. [2022-01-28 14:16:40,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2544 states and 4869 transitions. [2022-01-28 14:16:40,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-01-28 14:16:40,553 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:40,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:40,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-01-28 14:16:40,553 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:40,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:40,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1044587697, now seen corresponding path program 31 times [2022-01-28 14:16:40,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:40,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66545832] [2022-01-28 14:16:40,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:40,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:40,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:40,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:40,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:40,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66545832] [2022-01-28 14:16:40,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [66545832] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:40,696 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:40,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:40,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956133744] [2022-01-28 14:16:40,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:40,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:40,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:40,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:40,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:40,697 INFO L87 Difference]: Start difference. First operand 2544 states and 4869 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:41,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:41,739 INFO L93 Difference]: Finished difference Result 4741 states and 9145 transitions. [2022-01-28 14:16:41,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-28 14:16:41,739 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 124 [2022-01-28 14:16:41,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:41,745 INFO L225 Difference]: With dead ends: 4741 [2022-01-28 14:16:41,745 INFO L226 Difference]: Without dead ends: 4741 [2022-01-28 14:16:41,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 220 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=219, Invalid=837, Unknown=0, NotChecked=0, Total=1056 [2022-01-28 14:16:41,746 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 674 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 2068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:41,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 2079 Invalid, 2068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-01-28 14:16:41,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4741 states. [2022-01-28 14:16:41,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4741 to 2384. [2022-01-28 14:16:41,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2384 states, 2372 states have (on average 1.9211635750421585) internal successors, (4557), 2383 states have internal predecessors, (4557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:41,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2384 states to 2384 states and 4557 transitions. [2022-01-28 14:16:41,797 INFO L78 Accepts]: Start accepts. Automaton has 2384 states and 4557 transitions. Word has length 124 [2022-01-28 14:16:41,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:41,797 INFO L470 AbstractCegarLoop]: Abstraction has 2384 states and 4557 transitions. [2022-01-28 14:16:41,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 13 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2384 states and 4557 transitions. [2022-01-28 14:16:41,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-01-28 14:16:41,798 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:41,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:41,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-01-28 14:16:41,798 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:41,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:41,799 INFO L85 PathProgramCache]: Analyzing trace with hash 2084670673, now seen corresponding path program 1 times [2022-01-28 14:16:41,799 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:41,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963043024] [2022-01-28 14:16:41,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:41,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:41,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:41,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:41,912 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:41,912 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963043024] [2022-01-28 14:16:41,912 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963043024] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:41,912 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:41,912 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-28 14:16:41,912 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [791988602] [2022-01-28 14:16:41,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:41,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-01-28 14:16:41,913 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:41,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-01-28 14:16:41,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-01-28 14:16:41,913 INFO L87 Difference]: Start difference. First operand 2384 states and 4557 transitions. Second operand has 13 states, 12 states have (on average 11.0) internal successors, (132), 13 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:42,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:42,471 INFO L93 Difference]: Finished difference Result 2672 states and 5071 transitions. [2022-01-28 14:16:42,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-01-28 14:16:42,472 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.0) internal successors, (132), 13 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 132 [2022-01-28 14:16:42,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:42,476 INFO L225 Difference]: With dead ends: 2672 [2022-01-28 14:16:42,476 INFO L226 Difference]: Without dead ends: 2672 [2022-01-28 14:16:42,476 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-01-28 14:16:42,476 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 668 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 966 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 668 SdHoareTripleChecker+Valid, 1986 SdHoareTripleChecker+Invalid, 1035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:42,476 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [668 Valid, 1986 Invalid, 1035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 966 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-01-28 14:16:42,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2672 states. [2022-01-28 14:16:42,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2672 to 2339. [2022-01-28 14:16:42,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2339 states, 2327 states have (on average 1.9196390201976794) internal successors, (4467), 2338 states have internal predecessors, (4467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:42,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2339 states to 2339 states and 4467 transitions. [2022-01-28 14:16:42,499 INFO L78 Accepts]: Start accepts. Automaton has 2339 states and 4467 transitions. Word has length 132 [2022-01-28 14:16:42,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:42,499 INFO L470 AbstractCegarLoop]: Abstraction has 2339 states and 4467 transitions. [2022-01-28 14:16:42,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.0) internal successors, (132), 13 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:42,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2339 states and 4467 transitions. [2022-01-28 14:16:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:42,500 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:42,501 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:42,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-01-28 14:16:42,501 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:42,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:42,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1769207121, now seen corresponding path program 1 times [2022-01-28 14:16:42,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:42,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145070922] [2022-01-28 14:16:42,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:42,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:42,940 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:42,940 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145070922] [2022-01-28 14:16:42,940 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145070922] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:42,940 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:42,940 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:16:42,940 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170032945] [2022-01-28 14:16:42,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:42,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:16:42,941 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:42,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:16:42,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:16:42,942 INFO L87 Difference]: Start difference. First operand 2339 states and 4467 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:44,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:44,930 INFO L93 Difference]: Finished difference Result 3068 states and 5871 transitions. [2022-01-28 14:16:44,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:16:44,930 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:16:44,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:44,933 INFO L225 Difference]: With dead ends: 3068 [2022-01-28 14:16:44,933 INFO L226 Difference]: Without dead ends: 3068 [2022-01-28 14:16:44,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1437 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=801, Invalid=4169, Unknown=0, NotChecked=0, Total=4970 [2022-01-28 14:16:44,935 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 1587 mSDsluCounter, 2818 mSDsCounter, 0 mSdLazyCounter, 2448 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 3071 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:44,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1587 Valid, 3071 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:16:44,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3068 states. [2022-01-28 14:16:44,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3068 to 2395. [2022-01-28 14:16:44,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2395 states, 2383 states have (on average 1.9215274863617289) internal successors, (4579), 2394 states have internal predecessors, (4579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:44,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2395 states and 4579 transitions. [2022-01-28 14:16:44,956 INFO L78 Accepts]: Start accepts. Automaton has 2395 states and 4579 transitions. Word has length 133 [2022-01-28 14:16:44,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:44,956 INFO L470 AbstractCegarLoop]: Abstraction has 2395 states and 4579 transitions. [2022-01-28 14:16:44,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:44,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2395 states and 4579 transitions. [2022-01-28 14:16:44,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:44,957 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:44,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:44,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-01-28 14:16:44,958 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:44,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:44,958 INFO L85 PathProgramCache]: Analyzing trace with hash -841446123, now seen corresponding path program 2 times [2022-01-28 14:16:44,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:44,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374468328] [2022-01-28 14:16:44,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:44,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:44,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:45,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:45,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:45,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374468328] [2022-01-28 14:16:45,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374468328] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:45,318 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:45,318 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:16:45,318 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887944823] [2022-01-28 14:16:45,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:45,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:16:45,319 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:45,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:16:45,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:16:45,319 INFO L87 Difference]: Start difference. First operand 2395 states and 4579 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:47,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:47,404 INFO L93 Difference]: Finished difference Result 3112 states and 5957 transitions. [2022-01-28 14:16:47,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:16:47,405 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:16:47,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:47,409 INFO L225 Difference]: With dead ends: 3112 [2022-01-28 14:16:47,409 INFO L226 Difference]: Without dead ends: 3112 [2022-01-28 14:16:47,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1402 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:16:47,411 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1600 mSDsluCounter, 2828 mSDsCounter, 0 mSdLazyCounter, 2190 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:47,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1600 Valid, 3104 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2190 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:16:47,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3112 states. [2022-01-28 14:16:47,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3112 to 2406. [2022-01-28 14:16:47,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2406 states, 2394 states have (on average 1.9218880534670009) internal successors, (4601), 2405 states have internal predecessors, (4601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2406 states to 2406 states and 4601 transitions. [2022-01-28 14:16:47,439 INFO L78 Accepts]: Start accepts. Automaton has 2406 states and 4601 transitions. Word has length 133 [2022-01-28 14:16:47,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:47,439 INFO L470 AbstractCegarLoop]: Abstraction has 2406 states and 4601 transitions. [2022-01-28 14:16:47,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2406 states and 4601 transitions. [2022-01-28 14:16:47,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:47,440 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:47,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:47,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-01-28 14:16:47,440 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:47,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:47,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1748334609, now seen corresponding path program 3 times [2022-01-28 14:16:47,441 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:47,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [624063059] [2022-01-28 14:16:47,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:47,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:47,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:47,885 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:47,885 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [624063059] [2022-01-28 14:16:47,885 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [624063059] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:47,886 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:47,886 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:16:47,886 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289244965] [2022-01-28 14:16:47,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:47,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:16:47,886 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:47,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:16:47,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:16:47,887 INFO L87 Difference]: Start difference. First operand 2406 states and 4601 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:50,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:50,184 INFO L93 Difference]: Finished difference Result 3162 states and 6055 transitions. [2022-01-28 14:16:50,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-01-28 14:16:50,185 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:16:50,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:50,188 INFO L225 Difference]: With dead ends: 3162 [2022-01-28 14:16:50,188 INFO L226 Difference]: Without dead ends: 3162 [2022-01-28 14:16:50,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1997 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1066, Invalid=5414, Unknown=0, NotChecked=0, Total=6480 [2022-01-28 14:16:50,190 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1811 mSDsluCounter, 2850 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1811 SdHoareTripleChecker+Valid, 3119 SdHoareTripleChecker+Invalid, 2848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:50,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1811 Valid, 3119 Invalid, 2848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:16:50,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2022-01-28 14:16:50,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 2417. [2022-01-28 14:16:50,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 2405 states have (on average 1.9222453222453222) internal successors, (4623), 2416 states have internal predecessors, (4623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 4623 transitions. [2022-01-28 14:16:50,215 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 4623 transitions. Word has length 133 [2022-01-28 14:16:50,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:50,215 INFO L470 AbstractCegarLoop]: Abstraction has 2417 states and 4623 transitions. [2022-01-28 14:16:50,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 4623 transitions. [2022-01-28 14:16:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:50,217 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:50,217 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:50,217 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-01-28 14:16:50,217 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:50,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:50,217 INFO L85 PathProgramCache]: Analyzing trace with hash 1357761373, now seen corresponding path program 4 times [2022-01-28 14:16:50,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:50,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564387916] [2022-01-28 14:16:50,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:50,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:50,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:50,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:50,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564387916] [2022-01-28 14:16:50,523 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564387916] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:50,523 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:50,523 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:16:50,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781580438] [2022-01-28 14:16:50,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:50,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:16:50,523 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:50,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:16:50,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:16:50,524 INFO L87 Difference]: Start difference. First operand 2417 states and 4623 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:52,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:52,974 INFO L93 Difference]: Finished difference Result 3193 states and 6115 transitions. [2022-01-28 14:16:52,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-01-28 14:16:52,980 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:16:52,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:52,983 INFO L225 Difference]: With dead ends: 3193 [2022-01-28 14:16:52,983 INFO L226 Difference]: Without dead ends: 3193 [2022-01-28 14:16:52,985 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2907 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1602, Invalid=6954, Unknown=0, NotChecked=0, Total=8556 [2022-01-28 14:16:52,987 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1650 mSDsluCounter, 3188 mSDsCounter, 0 mSdLazyCounter, 2438 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 3498 SdHoareTripleChecker+Invalid, 2776 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 2438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:52,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1650 Valid, 3498 Invalid, 2776 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 2438 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:16:52,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3193 states. [2022-01-28 14:16:53,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3193 to 2428. [2022-01-28 14:16:53,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2428 states, 2416 states have (on average 1.9225993377483444) internal successors, (4645), 2427 states have internal predecessors, (4645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:53,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2428 states to 2428 states and 4645 transitions. [2022-01-28 14:16:53,012 INFO L78 Accepts]: Start accepts. Automaton has 2428 states and 4645 transitions. Word has length 133 [2022-01-28 14:16:53,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:53,012 INFO L470 AbstractCegarLoop]: Abstraction has 2428 states and 4645 transitions. [2022-01-28 14:16:53,012 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:53,012 INFO L276 IsEmpty]: Start isEmpty. Operand 2428 states and 4645 transitions. [2022-01-28 14:16:53,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:53,013 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:53,013 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:53,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-01-28 14:16:53,013 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:53,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:53,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1162720236, now seen corresponding path program 1 times [2022-01-28 14:16:53,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:53,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [678650878] [2022-01-28 14:16:53,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:53,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:53,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:53,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:53,302 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:53,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [678650878] [2022-01-28 14:16:53,302 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [678650878] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:53,302 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:53,302 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:16:53,302 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710079473] [2022-01-28 14:16:53,303 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:53,303 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:16:53,303 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:53,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:16:53,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:16:53,303 INFO L87 Difference]: Start difference. First operand 2428 states and 4645 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:55,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:55,766 INFO L93 Difference]: Finished difference Result 4769 states and 9106 transitions. [2022-01-28 14:16:55,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:16:55,766 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:16:55,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:55,771 INFO L225 Difference]: With dead ends: 4769 [2022-01-28 14:16:55,771 INFO L226 Difference]: Without dead ends: 4769 [2022-01-28 14:16:55,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1464 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=734, Invalid=4522, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:16:55,772 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 2570 mSDsluCounter, 3668 mSDsCounter, 0 mSdLazyCounter, 3522 mSolverCounterSat, 568 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2570 SdHoareTripleChecker+Valid, 4021 SdHoareTripleChecker+Invalid, 4090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 568 IncrementalHoareTripleChecker+Valid, 3522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:55,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2570 Valid, 4021 Invalid, 4090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [568 Valid, 3522 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:16:55,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-01-28 14:16:55,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 2609. [2022-01-28 14:16:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2609 states, 2597 states have (on average 1.9295340777820562) internal successors, (5011), 2608 states have internal predecessors, (5011), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:55,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2609 states to 2609 states and 5011 transitions. [2022-01-28 14:16:55,798 INFO L78 Accepts]: Start accepts. Automaton has 2609 states and 5011 transitions. Word has length 133 [2022-01-28 14:16:55,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:55,798 INFO L470 AbstractCegarLoop]: Abstraction has 2609 states and 5011 transitions. [2022-01-28 14:16:55,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:55,798 INFO L276 IsEmpty]: Start isEmpty. Operand 2609 states and 5011 transitions. [2022-01-28 14:16:55,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:55,799 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:55,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:55,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-01-28 14:16:55,800 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:55,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:55,800 INFO L85 PathProgramCache]: Analyzing trace with hash 181990295, now seen corresponding path program 5 times [2022-01-28 14:16:55,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:55,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652989272] [2022-01-28 14:16:55,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:55,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:55,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:56,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:56,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:56,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652989272] [2022-01-28 14:16:56,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652989272] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:56,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:56,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:16:56,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1461623035] [2022-01-28 14:16:56,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:56,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:16:56,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:56,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:16:56,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:16:56,079 INFO L87 Difference]: Start difference. First operand 2609 states and 5011 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:58,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:16:58,579 INFO L93 Difference]: Finished difference Result 4027 states and 7707 transitions. [2022-01-28 14:16:58,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-01-28 14:16:58,579 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:16:58,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:16:58,584 INFO L225 Difference]: With dead ends: 4027 [2022-01-28 14:16:58,584 INFO L226 Difference]: Without dead ends: 4027 [2022-01-28 14:16:58,585 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2902 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1572, Invalid=6984, Unknown=0, NotChecked=0, Total=8556 [2022-01-28 14:16:58,585 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 2157 mSDsluCounter, 3343 mSDsCounter, 0 mSdLazyCounter, 2532 mSolverCounterSat, 339 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2157 SdHoareTripleChecker+Valid, 3680 SdHoareTripleChecker+Invalid, 2871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 339 IncrementalHoareTripleChecker+Valid, 2532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:16:58,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2157 Valid, 3680 Invalid, 2871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [339 Valid, 2532 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:16:58,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4027 states. [2022-01-28 14:16:58,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4027 to 2565. [2022-01-28 14:16:58,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2553 states have (on average 1.926752839796318) internal successors, (4919), 2564 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:58,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4919 transitions. [2022-01-28 14:16:58,613 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4919 transitions. Word has length 133 [2022-01-28 14:16:58,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:16:58,614 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4919 transitions. [2022-01-28 14:16:58,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:16:58,614 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4919 transitions. [2022-01-28 14:16:58,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:16:58,615 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:16:58,615 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:16:58,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-01-28 14:16:58,615 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:16:58,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:16:58,615 INFO L85 PathProgramCache]: Analyzing trace with hash -177997911, now seen corresponding path program 6 times [2022-01-28 14:16:58,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:16:58,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747566365] [2022-01-28 14:16:58,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:16:58,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:16:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:16:58,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:16:58,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:16:58,969 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747566365] [2022-01-28 14:16:58,969 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747566365] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:16:58,969 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:16:58,970 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:16:58,970 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310819763] [2022-01-28 14:16:58,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:16:58,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:16:58,970 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:16:58,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:16:58,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:16:58,970 INFO L87 Difference]: Start difference. First operand 2565 states and 4919 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:01,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:01,107 INFO L93 Difference]: Finished difference Result 4380 states and 8473 transitions. [2022-01-28 14:17:01,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:17:01,107 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:01,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:01,112 INFO L225 Difference]: With dead ends: 4380 [2022-01-28 14:17:01,113 INFO L226 Difference]: Without dead ends: 4380 [2022-01-28 14:17:01,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1509 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=780, Invalid=4476, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:17:01,114 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 1504 mSDsluCounter, 3690 mSDsCounter, 0 mSdLazyCounter, 2982 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1504 SdHoareTripleChecker+Valid, 3981 SdHoareTripleChecker+Invalid, 3106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 2982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:01,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1504 Valid, 3981 Invalid, 3106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 2982 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:17:01,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4380 states. [2022-01-28 14:17:01,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4380 to 2633. [2022-01-28 14:17:01,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2633 states, 2621 states have (on average 1.928653185806944) internal successors, (5055), 2632 states have internal predecessors, (5055), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:01,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2633 states and 5055 transitions. [2022-01-28 14:17:01,158 INFO L78 Accepts]: Start accepts. Automaton has 2633 states and 5055 transitions. Word has length 133 [2022-01-28 14:17:01,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:01,158 INFO L470 AbstractCegarLoop]: Abstraction has 2633 states and 5055 transitions. [2022-01-28 14:17:01,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:01,158 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 5055 transitions. [2022-01-28 14:17:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:01,159 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:01,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:01,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-01-28 14:17:01,160 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:01,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:01,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1506316141, now seen corresponding path program 7 times [2022-01-28 14:17:01,160 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:01,160 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838352722] [2022-01-28 14:17:01,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:01,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:01,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:01,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:01,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838352722] [2022-01-28 14:17:01,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838352722] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:01,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:01,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:17:01,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869341249] [2022-01-28 14:17:01,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:01,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:17:01,531 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:01,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:17:01,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:17:01,531 INFO L87 Difference]: Start difference. First operand 2633 states and 5055 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:03,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:03,609 INFO L93 Difference]: Finished difference Result 4424 states and 8559 transitions. [2022-01-28 14:17:03,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:17:03,609 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:03,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:03,614 INFO L225 Difference]: With dead ends: 4424 [2022-01-28 14:17:03,614 INFO L226 Difference]: Without dead ends: 4424 [2022-01-28 14:17:03,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:17:03,615 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1240 mSDsluCounter, 3684 mSDsCounter, 0 mSdLazyCounter, 2710 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1240 SdHoareTripleChecker+Valid, 3998 SdHoareTripleChecker+Invalid, 2852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:03,615 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1240 Valid, 3998 Invalid, 2852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2710 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:17:03,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4424 states. [2022-01-28 14:17:03,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4424 to 2644. [2022-01-28 14:17:03,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928951367781155) internal successors, (5077), 2643 states have internal predecessors, (5077), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5077 transitions. [2022-01-28 14:17:03,647 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5077 transitions. Word has length 133 [2022-01-28 14:17:03,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:03,647 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5077 transitions. [2022-01-28 14:17:03,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5077 transitions. [2022-01-28 14:17:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:03,648 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:03,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:03,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-01-28 14:17:03,649 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:03,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:03,649 INFO L85 PathProgramCache]: Analyzing trace with hash 599427655, now seen corresponding path program 8 times [2022-01-28 14:17:03,649 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:03,649 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315851759] [2022-01-28 14:17:03,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:03,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:03,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:03,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:03,966 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315851759] [2022-01-28 14:17:03,966 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1315851759] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:03,966 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:03,966 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:17:03,966 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947026407] [2022-01-28 14:17:03,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:03,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:17:03,967 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:03,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:17:03,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:17:03,967 INFO L87 Difference]: Start difference. First operand 2644 states and 5077 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:06,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:06,227 INFO L93 Difference]: Finished difference Result 4474 states and 8657 transitions. [2022-01-28 14:17:06,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-01-28 14:17:06,228 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:06,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:06,232 INFO L225 Difference]: With dead ends: 4474 [2022-01-28 14:17:06,233 INFO L226 Difference]: Without dead ends: 4474 [2022-01-28 14:17:06,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1790 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=980, Invalid=5026, Unknown=0, NotChecked=0, Total=6006 [2022-01-28 14:17:06,234 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1272 mSDsluCounter, 3993 mSDsCounter, 0 mSdLazyCounter, 3036 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1272 SdHoareTripleChecker+Valid, 4315 SdHoareTripleChecker+Invalid, 3186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 3036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:06,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1272 Valid, 4315 Invalid, 3186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 3036 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:17:06,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2022-01-28 14:17:06,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 2655. [2022-01-28 14:17:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2643 states have (on average 1.929247067726069) internal successors, (5099), 2654 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:06,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 5099 transitions. [2022-01-28 14:17:06,261 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 5099 transitions. Word has length 133 [2022-01-28 14:17:06,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:06,261 INFO L470 AbstractCegarLoop]: Abstraction has 2655 states and 5099 transitions. [2022-01-28 14:17:06,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:06,261 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5099 transitions. [2022-01-28 14:17:06,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:06,263 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:06,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:06,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-01-28 14:17:06,263 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:06,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:06,263 INFO L85 PathProgramCache]: Analyzing trace with hash -589443659, now seen corresponding path program 9 times [2022-01-28 14:17:06,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:06,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756404054] [2022-01-28 14:17:06,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:06,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:06,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:06,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:06,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:06,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756404054] [2022-01-28 14:17:06,530 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756404054] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:06,530 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:06,530 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:17:06,530 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697422145] [2022-01-28 14:17:06,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:06,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:17:06,530 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:06,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:17:06,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:17:06,531 INFO L87 Difference]: Start difference. First operand 2655 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:09,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:09,595 INFO L93 Difference]: Finished difference Result 4657 states and 9017 transitions. [2022-01-28 14:17:09,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-01-28 14:17:09,595 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:09,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:09,600 INFO L225 Difference]: With dead ends: 4657 [2022-01-28 14:17:09,601 INFO L226 Difference]: Without dead ends: 4657 [2022-01-28 14:17:09,602 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3332 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1587, Invalid=8513, Unknown=0, NotChecked=0, Total=10100 [2022-01-28 14:17:09,603 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1425 mSDsluCounter, 4737 mSDsCounter, 0 mSdLazyCounter, 4210 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 5125 SdHoareTripleChecker+Invalid, 4423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 4210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:09,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 5125 Invalid, 4423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 4210 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:17:09,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-01-28 14:17:09,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 2666. [2022-01-28 14:17:09,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2666 states, 2654 states have (on average 1.929540316503391) internal successors, (5121), 2665 states have internal predecessors, (5121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:09,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2666 states and 5121 transitions. [2022-01-28 14:17:09,638 INFO L78 Accepts]: Start accepts. Automaton has 2666 states and 5121 transitions. Word has length 133 [2022-01-28 14:17:09,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:09,638 INFO L470 AbstractCegarLoop]: Abstraction has 2666 states and 5121 transitions. [2022-01-28 14:17:09,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:09,638 INFO L276 IsEmpty]: Start isEmpty. Operand 2666 states and 5121 transitions. [2022-01-28 14:17:09,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:09,639 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:09,639 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:09,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-01-28 14:17:09,640 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:09,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:09,640 INFO L85 PathProgramCache]: Analyzing trace with hash 1185042028, now seen corresponding path program 2 times [2022-01-28 14:17:09,640 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:09,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034620035] [2022-01-28 14:17:09,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:09,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:09,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:09,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:09,852 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:09,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034620035] [2022-01-28 14:17:09,852 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034620035] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:09,852 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:09,852 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:09,852 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838945495] [2022-01-28 14:17:09,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:09,853 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:09,853 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:09,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:09,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:09,853 INFO L87 Difference]: Start difference. First operand 2666 states and 5121 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:12,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:12,255 INFO L93 Difference]: Finished difference Result 5336 states and 10259 transitions. [2022-01-28 14:17:12,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:17:12,255 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:12,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:12,261 INFO L225 Difference]: With dead ends: 5336 [2022-01-28 14:17:12,261 INFO L226 Difference]: Without dead ends: 5336 [2022-01-28 14:17:12,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=659, Invalid=4311, Unknown=0, NotChecked=0, Total=4970 [2022-01-28 14:17:12,262 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 1406 mSDsluCounter, 4801 mSDsCounter, 0 mSdLazyCounter, 4473 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 5217 SdHoareTripleChecker+Invalid, 4636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 4473 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:12,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 5217 Invalid, 4636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 4473 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:17:12,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5336 states. [2022-01-28 14:17:12,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5336 to 2673. [2022-01-28 14:17:12,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2673 states, 2661 states have (on average 1.931228861330327) internal successors, (5139), 2672 states have internal predecessors, (5139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:12,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2673 states to 2673 states and 5139 transitions. [2022-01-28 14:17:12,295 INFO L78 Accepts]: Start accepts. Automaton has 2673 states and 5139 transitions. Word has length 133 [2022-01-28 14:17:12,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:12,295 INFO L470 AbstractCegarLoop]: Abstraction has 2673 states and 5139 transitions. [2022-01-28 14:17:12,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:12,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2673 states and 5139 transitions. [2022-01-28 14:17:12,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:12,297 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:12,297 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:12,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-01-28 14:17:12,297 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:12,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:12,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1765214737, now seen corresponding path program 10 times [2022-01-28 14:17:12,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:12,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735255333] [2022-01-28 14:17:12,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:12,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:12,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:12,522 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:12,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735255333] [2022-01-28 14:17:12,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735255333] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:12,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:12,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:12,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87982514] [2022-01-28 14:17:12,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:12,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:12,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:12,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:12,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:12,523 INFO L87 Difference]: Start difference. First operand 2673 states and 5139 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:14,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:14,813 INFO L93 Difference]: Finished difference Result 4880 states and 9423 transitions. [2022-01-28 14:17:14,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-01-28 14:17:14,813 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:14,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:14,818 INFO L225 Difference]: With dead ends: 4880 [2022-01-28 14:17:14,818 INFO L226 Difference]: Without dead ends: 4880 [2022-01-28 14:17:14,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2449 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=978, Invalid=6854, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:17:14,820 INFO L933 BasicCegarLoop]: 438 mSDtfsCounter, 1228 mSDsluCounter, 4660 mSDsCounter, 0 mSdLazyCounter, 3913 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 5096 SdHoareTripleChecker+Invalid, 4023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 3913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:14,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 5096 Invalid, 4023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 3913 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:17:14,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4880 states. [2022-01-28 14:17:14,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4880 to 2577. [2022-01-28 14:17:14,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2565 states have (on average 1.9270955165692008) internal successors, (4943), 2576 states have internal predecessors, (4943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:14,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4943 transitions. [2022-01-28 14:17:14,859 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4943 transitions. Word has length 133 [2022-01-28 14:17:14,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:14,860 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4943 transitions. [2022-01-28 14:17:14,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:14,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4943 transitions. [2022-01-28 14:17:14,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:14,861 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:14,861 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:14,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-01-28 14:17:14,861 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:14,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:14,862 INFO L85 PathProgramCache]: Analyzing trace with hash 466290604, now seen corresponding path program 3 times [2022-01-28 14:17:14,862 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:14,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739841759] [2022-01-28 14:17:14,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:14,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:15,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:15,094 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:15,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739841759] [2022-01-28 14:17:15,094 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739841759] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:15,094 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:15,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:15,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946874426] [2022-01-28 14:17:15,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:15,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:15,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:15,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:15,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:15,095 INFO L87 Difference]: Start difference. First operand 2577 states and 4943 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:17,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:17,511 INFO L93 Difference]: Finished difference Result 6462 states and 12382 transitions. [2022-01-28 14:17:17,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-01-28 14:17:17,512 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:17,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:17,520 INFO L225 Difference]: With dead ends: 6462 [2022-01-28 14:17:17,520 INFO L226 Difference]: Without dead ends: 6462 [2022-01-28 14:17:17,520 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1606 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=755, Invalid=4795, Unknown=0, NotChecked=0, Total=5550 [2022-01-28 14:17:17,521 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 1465 mSDsluCounter, 4798 mSDsCounter, 0 mSdLazyCounter, 3959 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 5235 SdHoareTripleChecker+Invalid, 4144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 3959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:17,521 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 5235 Invalid, 4144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 3959 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:17:17,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6462 states. [2022-01-28 14:17:17,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6462 to 2657. [2022-01-28 14:17:17,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2657 states, 2645 states have (on average 1.930812854442344) internal successors, (5107), 2656 states have internal predecessors, (5107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:17,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 2657 states and 5107 transitions. [2022-01-28 14:17:17,562 INFO L78 Accepts]: Start accepts. Automaton has 2657 states and 5107 transitions. Word has length 133 [2022-01-28 14:17:17,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:17,563 INFO L470 AbstractCegarLoop]: Abstraction has 2657 states and 5107 transitions. [2022-01-28 14:17:17,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:17,563 INFO L276 IsEmpty]: Start isEmpty. Operand 2657 states and 5107 transitions. [2022-01-28 14:17:17,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:17,564 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:17,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:17,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-01-28 14:17:17,564 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:17,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:17,565 INFO L85 PathProgramCache]: Analyzing trace with hash -665176017, now seen corresponding path program 11 times [2022-01-28 14:17:17,565 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:17,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921894656] [2022-01-28 14:17:17,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:17,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:17,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:17,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:17,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921894656] [2022-01-28 14:17:17,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921894656] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:17,827 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:17,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:17:17,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198699170] [2022-01-28 14:17:17,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:17,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:17:17,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:17,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:17:17,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:17:17,828 INFO L87 Difference]: Start difference. First operand 2657 states and 5107 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:20,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:20,380 INFO L93 Difference]: Finished difference Result 5544 states and 10680 transitions. [2022-01-28 14:17:20,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 87 states. [2022-01-28 14:17:20,380 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:20,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:20,387 INFO L225 Difference]: With dead ends: 5544 [2022-01-28 14:17:20,387 INFO L226 Difference]: Without dead ends: 5544 [2022-01-28 14:17:20,388 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2988 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1021, Invalid=8099, Unknown=0, NotChecked=0, Total=9120 [2022-01-28 14:17:20,388 INFO L933 BasicCegarLoop]: 476 mSDtfsCounter, 1202 mSDsluCounter, 5486 mSDsCounter, 0 mSdLazyCounter, 4447 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 5958 SdHoareTripleChecker+Invalid, 4551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 4447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:20,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1202 Valid, 5958 Invalid, 4551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 4447 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:17:20,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5544 states. [2022-01-28 14:17:20,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5544 to 2615. [2022-01-28 14:17:20,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2615 states, 2603 states have (on average 1.9281598155973876) internal successors, (5019), 2614 states have internal predecessors, (5019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:20,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2615 states and 5019 transitions. [2022-01-28 14:17:20,420 INFO L78 Accepts]: Start accepts. Automaton has 2615 states and 5019 transitions. Word has length 133 [2022-01-28 14:17:20,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:20,420 INFO L470 AbstractCegarLoop]: Abstraction has 2615 states and 5019 transitions. [2022-01-28 14:17:20,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:20,420 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 5019 transitions. [2022-01-28 14:17:20,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:20,422 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:20,422 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:20,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-01-28 14:17:20,423 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:20,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:20,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1876666220, now seen corresponding path program 4 times [2022-01-28 14:17:20,423 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:20,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810435620] [2022-01-28 14:17:20,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:20,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:20,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:20,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:20,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810435620] [2022-01-28 14:17:20,664 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810435620] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:20,664 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:20,664 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:20,664 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108507894] [2022-01-28 14:17:20,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:20,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:20,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:20,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:20,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:20,665 INFO L87 Difference]: Start difference. First operand 2615 states and 5019 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:23,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:23,274 INFO L93 Difference]: Finished difference Result 5730 states and 10987 transitions. [2022-01-28 14:17:23,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:17:23,274 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:23,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:23,279 INFO L225 Difference]: With dead ends: 5730 [2022-01-28 14:17:23,280 INFO L226 Difference]: Without dead ends: 5730 [2022-01-28 14:17:23,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1503 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=772, Invalid=4630, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:17:23,280 INFO L933 BasicCegarLoop]: 455 mSDtfsCounter, 1286 mSDsluCounter, 5085 mSDsCounter, 0 mSdLazyCounter, 4568 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1286 SdHoareTripleChecker+Valid, 5536 SdHoareTripleChecker+Invalid, 4777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 4568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:23,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1286 Valid, 5536 Invalid, 4777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 4568 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:17:23,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5730 states. [2022-01-28 14:17:23,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5730 to 2617. [2022-01-28 14:17:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2617 states, 2605 states have (on average 1.9282149712092131) internal successors, (5023), 2616 states have internal predecessors, (5023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:23,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2617 states and 5023 transitions. [2022-01-28 14:17:23,309 INFO L78 Accepts]: Start accepts. Automaton has 2617 states and 5023 transitions. Word has length 133 [2022-01-28 14:17:23,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:23,310 INFO L470 AbstractCegarLoop]: Abstraction has 2617 states and 5023 transitions. [2022-01-28 14:17:23,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:23,310 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 5023 transitions. [2022-01-28 14:17:23,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:23,311 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:23,311 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:23,311 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-01-28 14:17:23,311 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:23,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:23,311 INFO L85 PathProgramCache]: Analyzing trace with hash -2035580688, now seen corresponding path program 5 times [2022-01-28 14:17:23,311 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:23,311 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863424956] [2022-01-28 14:17:23,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:23,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:23,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:23,519 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:23,519 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863424956] [2022-01-28 14:17:23,519 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863424956] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:23,519 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:23,519 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:23,519 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837513058] [2022-01-28 14:17:23,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:23,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:23,519 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:23,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:23,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:23,520 INFO L87 Difference]: Start difference. First operand 2617 states and 5023 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:26,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:26,347 INFO L93 Difference]: Finished difference Result 5694 states and 10915 transitions. [2022-01-28 14:17:26,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:17:26,347 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:26,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:26,353 INFO L225 Difference]: With dead ends: 5694 [2022-01-28 14:17:26,353 INFO L226 Difference]: Without dead ends: 5694 [2022-01-28 14:17:26,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=797, Invalid=4903, Unknown=0, NotChecked=0, Total=5700 [2022-01-28 14:17:26,354 INFO L933 BasicCegarLoop]: 473 mSDtfsCounter, 1348 mSDsluCounter, 5538 mSDsCounter, 0 mSdLazyCounter, 5161 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 6007 SdHoareTripleChecker+Invalid, 5380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 5161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:26,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 6007 Invalid, 5380 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 5161 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:17:26,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5694 states. [2022-01-28 14:17:26,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5694 to 2593. [2022-01-28 14:17:26,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2593 states, 2581 states have (on average 1.9275474622239441) internal successors, (4975), 2592 states have internal predecessors, (4975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:26,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2593 states to 2593 states and 4975 transitions. [2022-01-28 14:17:26,386 INFO L78 Accepts]: Start accepts. Automaton has 2593 states and 4975 transitions. Word has length 133 [2022-01-28 14:17:26,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:26,386 INFO L470 AbstractCegarLoop]: Abstraction has 2593 states and 4975 transitions. [2022-01-28 14:17:26,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:26,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2593 states and 4975 transitions. [2022-01-28 14:17:26,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:26,387 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:26,387 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:26,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-01-28 14:17:26,388 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:26,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:26,388 INFO L85 PathProgramCache]: Analyzing trace with hash 254340073, now seen corresponding path program 12 times [2022-01-28 14:17:26,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:26,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860564597] [2022-01-28 14:17:26,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:26,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:26,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:26,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:26,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:26,741 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860564597] [2022-01-28 14:17:26,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860564597] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:26,741 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:26,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:17:26,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1978051615] [2022-01-28 14:17:26,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:26,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:17:26,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:26,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:17:26,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:17:26,742 INFO L87 Difference]: Start difference. First operand 2593 states and 4975 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:28,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:28,695 INFO L93 Difference]: Finished difference Result 4436 states and 8585 transitions. [2022-01-28 14:17:28,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:17:28,696 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:28,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:28,701 INFO L225 Difference]: With dead ends: 4436 [2022-01-28 14:17:28,701 INFO L226 Difference]: Without dead ends: 4436 [2022-01-28 14:17:28,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=772, Invalid=4484, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:17:28,702 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1323 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 2522 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1323 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 2650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:28,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1323 Valid, 3288 Invalid, 2650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2522 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:17:28,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4436 states. [2022-01-28 14:17:28,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4436 to 2685. [2022-01-28 14:17:28,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2685 states, 2673 states have (on average 1.9300411522633745) internal successors, (5159), 2684 states have internal predecessors, (5159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:28,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2685 states to 2685 states and 5159 transitions. [2022-01-28 14:17:28,736 INFO L78 Accepts]: Start accepts. Automaton has 2685 states and 5159 transitions. Word has length 133 [2022-01-28 14:17:28,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:28,736 INFO L470 AbstractCegarLoop]: Abstraction has 2685 states and 5159 transitions. [2022-01-28 14:17:28,736 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:28,736 INFO L276 IsEmpty]: Start isEmpty. Operand 2685 states and 5159 transitions. [2022-01-28 14:17:28,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:28,738 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:28,738 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:28,738 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-01-28 14:17:28,738 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:28,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:28,739 INFO L85 PathProgramCache]: Analyzing trace with hash 1938654125, now seen corresponding path program 13 times [2022-01-28 14:17:28,739 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:28,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697917597] [2022-01-28 14:17:28,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:28,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:28,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:29,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:29,078 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:29,078 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697917597] [2022-01-28 14:17:29,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697917597] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:29,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:29,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:17:29,078 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330332705] [2022-01-28 14:17:29,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:29,079 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:17:29,079 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:29,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:17:29,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:17:29,079 INFO L87 Difference]: Start difference. First operand 2685 states and 5159 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:31,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:31,177 INFO L93 Difference]: Finished difference Result 4480 states and 8671 transitions. [2022-01-28 14:17:31,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:17:31,177 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:31,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:31,182 INFO L225 Difference]: With dead ends: 4480 [2022-01-28 14:17:31,182 INFO L226 Difference]: Without dead ends: 4480 [2022-01-28 14:17:31,182 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1455 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:17:31,183 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1440 mSDsluCounter, 3349 mSDsCounter, 0 mSdLazyCounter, 2851 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 2851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:31,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 3634 Invalid, 3001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 2851 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:17:31,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-01-28 14:17:31,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 2696. [2022-01-28 14:17:31,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2696 states, 2684 states have (on average 1.930327868852459) internal successors, (5181), 2695 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) [2022-01-28 14:17:31,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2696 states to 2696 states and 5181 transitions. [2022-01-28 14:17:31,217 INFO L78 Accepts]: Start accepts. Automaton has 2696 states and 5181 transitions. Word has length 133 [2022-01-28 14:17:31,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:31,218 INFO L470 AbstractCegarLoop]: Abstraction has 2696 states and 5181 transitions. [2022-01-28 14:17:31,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:31,218 INFO L276 IsEmpty]: Start isEmpty. Operand 2696 states and 5181 transitions. [2022-01-28 14:17:31,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:31,220 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:31,220 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:31,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-01-28 14:17:31,220 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:31,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:31,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1031765639, now seen corresponding path program 14 times [2022-01-28 14:17:31,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:31,221 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34395146] [2022-01-28 14:17:31,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:31,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:31,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:31,570 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:31,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34395146] [2022-01-28 14:17:31,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34395146] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:31,570 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:31,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:17:31,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377143092] [2022-01-28 14:17:31,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:31,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:17:31,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:31,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:17:31,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:17:31,571 INFO L87 Difference]: Start difference. First operand 2696 states and 5181 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:34,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:34,065 INFO L93 Difference]: Finished difference Result 4530 states and 8769 transitions. [2022-01-28 14:17:34,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-01-28 14:17:34,066 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:34,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:34,071 INFO L225 Difference]: With dead ends: 4530 [2022-01-28 14:17:34,071 INFO L226 Difference]: Without dead ends: 4530 [2022-01-28 14:17:34,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2056 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=981, Invalid=5825, Unknown=0, NotChecked=0, Total=6806 [2022-01-28 14:17:34,072 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1366 mSDsluCounter, 3688 mSDsCounter, 0 mSdLazyCounter, 3381 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 3966 SdHoareTripleChecker+Invalid, 3568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 3381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:34,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 3966 Invalid, 3568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 3381 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:17:34,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2022-01-28 14:17:34,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 2707. [2022-01-28 14:17:34,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2707 states, 2695 states have (on average 1.9306122448979592) internal successors, (5203), 2706 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) [2022-01-28 14:17:34,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2707 states to 2707 states and 5203 transitions. [2022-01-28 14:17:34,104 INFO L78 Accepts]: Start accepts. Automaton has 2707 states and 5203 transitions. Word has length 133 [2022-01-28 14:17:34,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:34,104 INFO L470 AbstractCegarLoop]: Abstraction has 2707 states and 5203 transitions. [2022-01-28 14:17:34,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:34,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2707 states and 5203 transitions. [2022-01-28 14:17:34,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:34,106 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:34,106 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:34,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-01-28 14:17:34,106 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:34,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:34,106 INFO L85 PathProgramCache]: Analyzing trace with hash -157105675, now seen corresponding path program 15 times [2022-01-28 14:17:34,107 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:34,107 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798611955] [2022-01-28 14:17:34,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:34,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:34,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:34,457 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:34,457 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798611955] [2022-01-28 14:17:34,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798611955] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:34,457 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:34,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:17:34,457 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13216200] [2022-01-28 14:17:34,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:34,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:17:34,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:34,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:17:34,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:17:34,458 INFO L87 Difference]: Start difference. First operand 2707 states and 5203 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:37,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:37,363 INFO L93 Difference]: Finished difference Result 4713 states and 9129 transitions. [2022-01-28 14:17:37,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-01-28 14:17:37,363 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:37,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:37,368 INFO L225 Difference]: With dead ends: 4713 [2022-01-28 14:17:37,369 INFO L226 Difference]: Without dead ends: 4713 [2022-01-28 14:17:37,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3313 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1519, Invalid=8581, Unknown=0, NotChecked=0, Total=10100 [2022-01-28 14:17:37,369 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 1492 mSDsluCounter, 4016 mSDsCounter, 0 mSdLazyCounter, 3848 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1492 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 4078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:37,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1492 Valid, 4375 Invalid, 4078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3848 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:17:37,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-01-28 14:17:37,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 2718. [2022-01-28 14:17:37,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2718 states, 2706 states have (on average 1.9308943089430894) internal successors, (5225), 2717 states have internal predecessors, (5225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2718 states to 2718 states and 5225 transitions. [2022-01-28 14:17:37,402 INFO L78 Accepts]: Start accepts. Automaton has 2718 states and 5225 transitions. Word has length 133 [2022-01-28 14:17:37,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:37,403 INFO L470 AbstractCegarLoop]: Abstraction has 2718 states and 5225 transitions. [2022-01-28 14:17:37,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:37,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2718 states and 5225 transitions. [2022-01-28 14:17:37,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:37,404 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:37,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:37,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-01-28 14:17:37,404 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:37,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:37,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1617380012, now seen corresponding path program 6 times [2022-01-28 14:17:37,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:37,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105423835] [2022-01-28 14:17:37,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:37,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:37,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:37,664 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:37,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105423835] [2022-01-28 14:17:37,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105423835] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:37,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:37,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:17:37,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355746505] [2022-01-28 14:17:37,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:37,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:17:37,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:37,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:17:37,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:17:37,666 INFO L87 Difference]: Start difference. First operand 2718 states and 5225 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:40,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:40,069 INFO L93 Difference]: Finished difference Result 5392 states and 10371 transitions. [2022-01-28 14:17:40,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:17:40,069 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:40,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:40,076 INFO L225 Difference]: With dead ends: 5392 [2022-01-28 14:17:40,076 INFO L226 Difference]: Without dead ends: 5392 [2022-01-28 14:17:40,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1616 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=684, Invalid=4866, Unknown=0, NotChecked=0, Total=5550 [2022-01-28 14:17:40,077 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1548 mSDsluCounter, 4181 mSDsCounter, 0 mSdLazyCounter, 4297 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1548 SdHoareTripleChecker+Valid, 4548 SdHoareTripleChecker+Invalid, 4488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:40,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1548 Valid, 4548 Invalid, 4488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4297 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:17:40,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5392 states. [2022-01-28 14:17:40,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5392 to 2725. [2022-01-28 14:17:40,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2725 states, 2713 states have (on average 1.9325469959454478) internal successors, (5243), 2724 states have internal predecessors, (5243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:40,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2725 states to 2725 states and 5243 transitions. [2022-01-28 14:17:40,113 INFO L78 Accepts]: Start accepts. Automaton has 2725 states and 5243 transitions. Word has length 133 [2022-01-28 14:17:40,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:40,113 INFO L470 AbstractCegarLoop]: Abstraction has 2725 states and 5243 transitions. [2022-01-28 14:17:40,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:40,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2725 states and 5243 transitions. [2022-01-28 14:17:40,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:40,114 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:40,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:40,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-01-28 14:17:40,115 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:40,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:40,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1332876753, now seen corresponding path program 16 times [2022-01-28 14:17:40,115 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:40,115 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308524370] [2022-01-28 14:17:40,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:40,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:40,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:40,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:40,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308524370] [2022-01-28 14:17:40,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308524370] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:40,329 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:40,329 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:40,329 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800014968] [2022-01-28 14:17:40,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:40,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:40,329 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:40,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:40,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:40,330 INFO L87 Difference]: Start difference. First operand 2725 states and 5243 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:42,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:42,647 INFO L93 Difference]: Finished difference Result 4936 states and 9535 transitions. [2022-01-28 14:17:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-01-28 14:17:42,647 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:42,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:42,652 INFO L225 Difference]: With dead ends: 4936 [2022-01-28 14:17:42,652 INFO L226 Difference]: Without dead ends: 4936 [2022-01-28 14:17:42,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2447 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1008, Invalid=6824, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:17:42,654 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1284 mSDsluCounter, 4261 mSDsCounter, 0 mSdLazyCounter, 3959 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 4661 SdHoareTripleChecker+Invalid, 4073 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 3959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:42,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 4661 Invalid, 4073 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 3959 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:17:42,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4936 states. [2022-01-28 14:17:42,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4936 to 2629. [2022-01-28 14:17:42,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 2617 states have (on average 1.9285441345051586) internal successors, (5047), 2628 states have internal predecessors, (5047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:42,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 5047 transitions. [2022-01-28 14:17:42,688 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 5047 transitions. Word has length 133 [2022-01-28 14:17:42,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:42,688 INFO L470 AbstractCegarLoop]: Abstraction has 2629 states and 5047 transitions. [2022-01-28 14:17:42,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 5047 transitions. [2022-01-28 14:17:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:42,690 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:42,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:42,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-01-28 14:17:42,690 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:42,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:42,690 INFO L85 PathProgramCache]: Analyzing trace with hash 898628588, now seen corresponding path program 7 times [2022-01-28 14:17:42,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:42,690 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843929211] [2022-01-28 14:17:42,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:42,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:42,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:42,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:42,939 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:42,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843929211] [2022-01-28 14:17:42,939 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843929211] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:42,939 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:42,939 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:42,939 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745326749] [2022-01-28 14:17:42,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:42,939 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:42,939 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:42,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:42,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:42,940 INFO L87 Difference]: Start difference. First operand 2629 states and 5047 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:45,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:45,527 INFO L93 Difference]: Finished difference Result 7030 states and 13506 transitions. [2022-01-28 14:17:45,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-01-28 14:17:45,528 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:45,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:45,535 INFO L225 Difference]: With dead ends: 7030 [2022-01-28 14:17:45,535 INFO L226 Difference]: Without dead ends: 7030 [2022-01-28 14:17:45,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1801 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=777, Invalid=5229, Unknown=0, NotChecked=0, Total=6006 [2022-01-28 14:17:45,536 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1647 mSDsluCounter, 4900 mSDsCounter, 0 mSdLazyCounter, 4369 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 5348 SdHoareTripleChecker+Invalid, 4573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 4369 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:45,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 5348 Invalid, 4573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 4369 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:17:45,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7030 states. [2022-01-28 14:17:45,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7030 to 2709. [2022-01-28 14:17:45,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2709 states, 2697 states have (on average 1.932146829810901) internal successors, (5211), 2708 states have internal predecessors, (5211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:45,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2709 states to 2709 states and 5211 transitions. [2022-01-28 14:17:45,572 INFO L78 Accepts]: Start accepts. Automaton has 2709 states and 5211 transitions. Word has length 133 [2022-01-28 14:17:45,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:45,572 INFO L470 AbstractCegarLoop]: Abstraction has 2709 states and 5211 transitions. [2022-01-28 14:17:45,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:45,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2709 states and 5211 transitions. [2022-01-28 14:17:45,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:45,573 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:45,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:45,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-01-28 14:17:45,573 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:45,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:45,574 INFO L85 PathProgramCache]: Analyzing trace with hash -232838033, now seen corresponding path program 17 times [2022-01-28 14:17:45,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:45,574 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509984845] [2022-01-28 14:17:45,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:45,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:45,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:45,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:45,810 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:45,810 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509984845] [2022-01-28 14:17:45,810 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509984845] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:45,810 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:45,810 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:17:45,811 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369704813] [2022-01-28 14:17:45,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:45,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:17:45,811 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:45,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:17:45,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:17:45,811 INFO L87 Difference]: Start difference. First operand 2709 states and 5211 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:49,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:49,070 INFO L93 Difference]: Finished difference Result 6142 states and 11864 transitions. [2022-01-28 14:17:49,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2022-01-28 14:17:49,070 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:49,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:49,077 INFO L225 Difference]: With dead ends: 6142 [2022-01-28 14:17:49,078 INFO L226 Difference]: Without dead ends: 6142 [2022-01-28 14:17:49,079 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4275 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1385, Invalid=11047, Unknown=0, NotChecked=0, Total=12432 [2022-01-28 14:17:49,079 INFO L933 BasicCegarLoop]: 486 mSDtfsCounter, 1406 mSDsluCounter, 6044 mSDsCounter, 0 mSdLazyCounter, 5468 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 6526 SdHoareTripleChecker+Invalid, 5589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 5468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:49,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 6526 Invalid, 5589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 5468 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:17:49,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6142 states. [2022-01-28 14:17:49,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6142 to 2667. [2022-01-28 14:17:49,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9295668549905838) internal successors, (5123), 2666 states have internal predecessors, (5123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:49,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5123 transitions. [2022-01-28 14:17:49,119 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5123 transitions. Word has length 133 [2022-01-28 14:17:49,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:49,119 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5123 transitions. [2022-01-28 14:17:49,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:49,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5123 transitions. [2022-01-28 14:17:49,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:49,120 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:49,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:49,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-01-28 14:17:49,121 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:49,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:49,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1985963092, now seen corresponding path program 8 times [2022-01-28 14:17:49,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:49,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726099299] [2022-01-28 14:17:49,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:49,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:49,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:49,386 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:49,386 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726099299] [2022-01-28 14:17:49,386 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726099299] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:49,386 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:49,386 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:49,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363233713] [2022-01-28 14:17:49,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:49,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:49,387 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:49,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:49,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:49,387 INFO L87 Difference]: Start difference. First operand 2667 states and 5123 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:51,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:51,912 INFO L93 Difference]: Finished difference Result 6298 states and 12111 transitions. [2022-01-28 14:17:51,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:17:51,912 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:51,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:51,919 INFO L225 Difference]: With dead ends: 6298 [2022-01-28 14:17:51,920 INFO L226 Difference]: Without dead ends: 6298 [2022-01-28 14:17:51,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1694 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=786, Invalid=5066, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:17:51,920 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 1543 mSDsluCounter, 4761 mSDsCounter, 0 mSdLazyCounter, 4356 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 5229 SdHoareTripleChecker+Invalid, 4561 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 4356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:51,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 5229 Invalid, 4561 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 4356 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:17:51,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6298 states. [2022-01-28 14:17:51,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6298 to 2663. [2022-01-28 14:17:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2651 states have (on average 1.929460580912863) internal successors, (5115), 2662 states have internal predecessors, (5115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:51,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5115 transitions. [2022-01-28 14:17:51,956 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5115 transitions. Word has length 133 [2022-01-28 14:17:51,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:51,956 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5115 transitions. [2022-01-28 14:17:51,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:51,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5115 transitions. [2022-01-28 14:17:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:51,957 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:51,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:51,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-01-28 14:17:51,957 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:51,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:51,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1603242704, now seen corresponding path program 9 times [2022-01-28 14:17:51,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:51,958 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123253642] [2022-01-28 14:17:51,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:51,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:51,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:52,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:52,391 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:52,391 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123253642] [2022-01-28 14:17:52,391 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123253642] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:52,391 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:52,391 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:52,391 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431798300] [2022-01-28 14:17:52,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:52,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:52,392 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:52,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:52,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:52,392 INFO L87 Difference]: Start difference. First operand 2663 states and 5115 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:55,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:55,463 INFO L93 Difference]: Finished difference Result 6262 states and 12039 transitions. [2022-01-28 14:17:55,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-01-28 14:17:55,464 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:55,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:55,471 INFO L225 Difference]: With dead ends: 6262 [2022-01-28 14:17:55,471 INFO L226 Difference]: Without dead ends: 6262 [2022-01-28 14:17:55,471 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1814 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=809, Invalid=5353, Unknown=0, NotChecked=0, Total=6162 [2022-01-28 14:17:55,472 INFO L933 BasicCegarLoop]: 490 mSDtfsCounter, 1501 mSDsluCounter, 5043 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 5530 SdHoareTripleChecker+Invalid, 4895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:55,472 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 5530 Invalid, 4895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:17:55,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6262 states. [2022-01-28 14:17:55,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6262 to 2617. [2022-01-28 14:17:55,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2617 states, 2605 states have (on average 1.9282149712092131) internal successors, (5023), 2616 states have internal predecessors, (5023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:55,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 2617 states and 5023 transitions. [2022-01-28 14:17:55,514 INFO L78 Accepts]: Start accepts. Automaton has 2617 states and 5023 transitions. Word has length 133 [2022-01-28 14:17:55,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:55,514 INFO L470 AbstractCegarLoop]: Abstraction has 2617 states and 5023 transitions. [2022-01-28 14:17:55,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:55,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2617 states and 5023 transitions. [2022-01-28 14:17:55,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:55,516 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:55,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:55,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-01-28 14:17:55,516 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:55,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:55,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1314846548, now seen corresponding path program 10 times [2022-01-28 14:17:55,516 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:55,516 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481092140] [2022-01-28 14:17:55,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:55,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:55,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:55,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:55,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:55,730 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481092140] [2022-01-28 14:17:55,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481092140] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:55,730 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:55,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:17:55,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888753361] [2022-01-28 14:17:55,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:55,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:17:55,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:55,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:17:55,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:17:55,731 INFO L87 Difference]: Start difference. First operand 2617 states and 5023 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:58,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:17:58,414 INFO L93 Difference]: Finished difference Result 6628 states and 12699 transitions. [2022-01-28 14:17:58,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-01-28 14:17:58,415 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:17:58,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:17:58,422 INFO L225 Difference]: With dead ends: 6628 [2022-01-28 14:17:58,422 INFO L226 Difference]: Without dead ends: 6608 [2022-01-28 14:17:58,423 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1973 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=892, Invalid=5588, Unknown=0, NotChecked=0, Total=6480 [2022-01-28 14:17:58,423 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 1664 mSDsluCounter, 5039 mSDsCounter, 0 mSdLazyCounter, 4606 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 5458 SdHoareTripleChecker+Invalid, 4864 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 4606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:17:58,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 5458 Invalid, 4864 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 4606 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:17:58,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6608 states. [2022-01-28 14:17:58,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6608 to 2897. [2022-01-28 14:17:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2897 states, 2885 states have (on average 1.9393414211438476) internal successors, (5595), 2896 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:58,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2897 states to 2897 states and 5595 transitions. [2022-01-28 14:17:58,463 INFO L78 Accepts]: Start accepts. Automaton has 2897 states and 5595 transitions. Word has length 133 [2022-01-28 14:17:58,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:17:58,463 INFO L470 AbstractCegarLoop]: Abstraction has 2897 states and 5595 transitions. [2022-01-28 14:17:58,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:17:58,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2897 states and 5595 transitions. [2022-01-28 14:17:58,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:17:58,465 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:17:58,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:17:58,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-01-28 14:17:58,465 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:17:58,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:17:58,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1848654127, now seen corresponding path program 18 times [2022-01-28 14:17:58,465 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:17:58,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230003074] [2022-01-28 14:17:58,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:17:58,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:17:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:17:58,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:17:58,706 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:17:58,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230003074] [2022-01-28 14:17:58,706 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230003074] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:17:58,706 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:17:58,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:17:58,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788401463] [2022-01-28 14:17:58,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:17:58,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:17:58,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:17:58,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:17:58,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:17:58,708 INFO L87 Difference]: Start difference. First operand 2897 states and 5595 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:01,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:01,291 INFO L93 Difference]: Finished difference Result 5670 states and 10926 transitions. [2022-01-28 14:18:01,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2022-01-28 14:18:01,292 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:01,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:01,298 INFO L225 Difference]: With dead ends: 5670 [2022-01-28 14:18:01,298 INFO L226 Difference]: Without dead ends: 5670 [2022-01-28 14:18:01,300 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3404 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1127, Invalid=8973, Unknown=0, NotChecked=0, Total=10100 [2022-01-28 14:18:01,300 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 1401 mSDsluCounter, 5012 mSDsCounter, 0 mSdLazyCounter, 4329 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1401 SdHoareTripleChecker+Valid, 5458 SdHoareTripleChecker+Invalid, 4456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 4329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:01,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1401 Valid, 5458 Invalid, 4456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 4329 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:18:01,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5670 states. [2022-01-28 14:18:01,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5670 to 2899. [2022-01-28 14:18:01,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2887 states have (on average 1.9379979217180465) internal successors, (5595), 2898 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:01,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 5595 transitions. [2022-01-28 14:18:01,336 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 5595 transitions. Word has length 133 [2022-01-28 14:18:01,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:01,336 INFO L470 AbstractCegarLoop]: Abstraction has 2899 states and 5595 transitions. [2022-01-28 14:18:01,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:01,336 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5595 transitions. [2022-01-28 14:18:01,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:01,337 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:01,337 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:01,337 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-01-28 14:18:01,337 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:01,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:01,338 INFO L85 PathProgramCache]: Analyzing trace with hash 95529068, now seen corresponding path program 11 times [2022-01-28 14:18:01,338 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:01,338 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2146229345] [2022-01-28 14:18:01,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:01,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:01,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:01,552 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:01,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2146229345] [2022-01-28 14:18:01,552 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2146229345] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:01,552 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:01,553 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:01,553 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611355521] [2022-01-28 14:18:01,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:01,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:01,553 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:01,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:01,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:01,553 INFO L87 Difference]: Start difference. First operand 2899 states and 5595 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:04,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:04,169 INFO L93 Difference]: Finished difference Result 7314 states and 14010 transitions. [2022-01-28 14:18:04,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-01-28 14:18:04,169 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:04,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:04,177 INFO L225 Difference]: With dead ends: 7314 [2022-01-28 14:18:04,177 INFO L226 Difference]: Without dead ends: 7314 [2022-01-28 14:18:04,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2204 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-01-28 14:18:04,178 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 1830 mSDsluCounter, 4491 mSDsCounter, 0 mSdLazyCounter, 4044 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1830 SdHoareTripleChecker+Valid, 4960 SdHoareTripleChecker+Invalid, 4335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:04,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1830 Valid, 4960 Invalid, 4335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4044 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:18:04,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7314 states. [2022-01-28 14:18:04,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7314 to 2901. [2022-01-28 14:18:04,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2901 states, 2889 states have (on average 1.9380408445829007) internal successors, (5599), 2900 states have internal predecessors, (5599), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:04,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2901 states to 2901 states and 5599 transitions. [2022-01-28 14:18:04,216 INFO L78 Accepts]: Start accepts. Automaton has 2901 states and 5599 transitions. Word has length 133 [2022-01-28 14:18:04,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:04,216 INFO L470 AbstractCegarLoop]: Abstraction has 2901 states and 5599 transitions. [2022-01-28 14:18:04,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:04,217 INFO L276 IsEmpty]: Start isEmpty. Operand 2901 states and 5599 transitions. [2022-01-28 14:18:04,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:04,218 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:04,218 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:04,218 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-01-28 14:18:04,218 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:04,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:04,218 INFO L85 PathProgramCache]: Analyzing trace with hash 478249456, now seen corresponding path program 12 times [2022-01-28 14:18:04,218 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:04,219 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700064275] [2022-01-28 14:18:04,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:04,219 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:04,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:04,437 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:04,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700064275] [2022-01-28 14:18:04,437 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700064275] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:04,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:04,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:04,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378674443] [2022-01-28 14:18:04,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:04,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:04,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:04,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:04,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:04,438 INFO L87 Difference]: Start difference. First operand 2901 states and 5599 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:07,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:07,340 INFO L93 Difference]: Finished difference Result 7453 states and 14288 transitions. [2022-01-28 14:18:07,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-01-28 14:18:07,340 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:07,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:07,349 INFO L225 Difference]: With dead ends: 7453 [2022-01-28 14:18:07,349 INFO L226 Difference]: Without dead ends: 7453 [2022-01-28 14:18:07,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2340 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1033, Invalid=6449, Unknown=0, NotChecked=0, Total=7482 [2022-01-28 14:18:07,350 INFO L933 BasicCegarLoop]: 488 mSDtfsCounter, 1799 mSDsluCounter, 5153 mSDsCounter, 0 mSdLazyCounter, 4876 mSolverCounterSat, 308 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1799 SdHoareTripleChecker+Valid, 5638 SdHoareTripleChecker+Invalid, 5184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 308 IncrementalHoareTripleChecker+Valid, 4876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:07,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1799 Valid, 5638 Invalid, 5184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [308 Valid, 4876 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:18:07,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7453 states. [2022-01-28 14:18:07,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7453 to 2899. [2022-01-28 14:18:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2899 states, 2887 states have (on average 1.9379979217180465) internal successors, (5595), 2898 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2899 states to 2899 states and 5595 transitions. [2022-01-28 14:18:07,403 INFO L78 Accepts]: Start accepts. Automaton has 2899 states and 5595 transitions. Word has length 133 [2022-01-28 14:18:07,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:07,403 INFO L470 AbstractCegarLoop]: Abstraction has 2899 states and 5595 transitions. [2022-01-28 14:18:07,403 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:07,403 INFO L276 IsEmpty]: Start isEmpty. Operand 2899 states and 5595 transitions. [2022-01-28 14:18:07,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:07,404 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:07,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:07,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-01-28 14:18:07,404 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:07,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:07,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2000142996, now seen corresponding path program 13 times [2022-01-28 14:18:07,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:07,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802164493] [2022-01-28 14:18:07,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:07,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:07,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:07,631 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:07,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802164493] [2022-01-28 14:18:07,631 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802164493] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:07,631 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:07,631 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:07,631 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071730314] [2022-01-28 14:18:07,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:07,632 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:07,632 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:07,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:07,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:07,632 INFO L87 Difference]: Start difference. First operand 2899 states and 5595 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:10,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:10,565 INFO L93 Difference]: Finished difference Result 6148 states and 11812 transitions. [2022-01-28 14:18:10,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-01-28 14:18:10,565 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:10,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:10,571 INFO L225 Difference]: With dead ends: 6148 [2022-01-28 14:18:10,571 INFO L226 Difference]: Without dead ends: 6128 [2022-01-28 14:18:10,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2417 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1132, Invalid=6700, Unknown=0, NotChecked=0, Total=7832 [2022-01-28 14:18:10,572 INFO L933 BasicCegarLoop]: 454 mSDtfsCounter, 1479 mSDsluCounter, 5121 mSDsCounter, 0 mSdLazyCounter, 4843 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1479 SdHoareTripleChecker+Valid, 5571 SdHoareTripleChecker+Invalid, 5121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:10,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1479 Valid, 5571 Invalid, 5121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4843 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:18:10,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6128 states. [2022-01-28 14:18:10,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6128 to 3200. [2022-01-28 14:18:10,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3200 states, 3188 states have (on average 1.9523212045169385) internal successors, (6224), 3199 states have internal predecessors, (6224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:10,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3200 states to 3200 states and 6224 transitions. [2022-01-28 14:18:10,615 INFO L78 Accepts]: Start accepts. Automaton has 3200 states and 6224 transitions. Word has length 133 [2022-01-28 14:18:10,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:10,615 INFO L470 AbstractCegarLoop]: Abstraction has 3200 states and 6224 transitions. [2022-01-28 14:18:10,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:10,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3200 states and 6224 transitions. [2022-01-28 14:18:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:10,617 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:10,617 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:10,617 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-01-28 14:18:10,617 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:10,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:10,618 INFO L85 PathProgramCache]: Analyzing trace with hash 46033870, now seen corresponding path program 14 times [2022-01-28 14:18:10,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:10,618 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797058235] [2022-01-28 14:18:10,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:10,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:10,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:10,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:10,838 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:10,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797058235] [2022-01-28 14:18:10,838 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797058235] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:10,838 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:10,838 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:10,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108201139] [2022-01-28 14:18:10,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:10,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:10,838 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:10,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:10,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:10,839 INFO L87 Difference]: Start difference. First operand 3200 states and 6224 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:13,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:13,839 INFO L93 Difference]: Finished difference Result 5812 states and 11145 transitions. [2022-01-28 14:18:13,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-01-28 14:18:13,839 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:13,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:13,844 INFO L225 Difference]: With dead ends: 5812 [2022-01-28 14:18:13,844 INFO L226 Difference]: Without dead ends: 5812 [2022-01-28 14:18:13,845 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2220 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1053, Invalid=6257, Unknown=0, NotChecked=0, Total=7310 [2022-01-28 14:18:13,845 INFO L933 BasicCegarLoop]: 457 mSDtfsCounter, 1531 mSDsluCounter, 5121 mSDsCounter, 0 mSdLazyCounter, 5149 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1531 SdHoareTripleChecker+Valid, 5574 SdHoareTripleChecker+Invalid, 5459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 5149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:13,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1531 Valid, 5574 Invalid, 5459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 5149 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:18:13,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5812 states. [2022-01-28 14:18:13,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5812 to 3174. [2022-01-28 14:18:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3174 states, 3162 states have (on average 1.9519291587602783) internal successors, (6172), 3173 states have internal predecessors, (6172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:13,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3174 states to 3174 states and 6172 transitions. [2022-01-28 14:18:13,877 INFO L78 Accepts]: Start accepts. Automaton has 3174 states and 6172 transitions. Word has length 133 [2022-01-28 14:18:13,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:13,877 INFO L470 AbstractCegarLoop]: Abstraction has 3174 states and 6172 transitions. [2022-01-28 14:18:13,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:13,877 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 6172 transitions. [2022-01-28 14:18:13,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:13,886 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:13,886 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:13,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-01-28 14:18:13,886 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:13,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:13,886 INFO L85 PathProgramCache]: Analyzing trace with hash -209318331, now seen corresponding path program 19 times [2022-01-28 14:18:13,887 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:13,887 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869582876] [2022-01-28 14:18:13,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:13,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:14,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:14,225 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:14,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869582876] [2022-01-28 14:18:14,225 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869582876] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:14,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:14,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:18:14,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905465062] [2022-01-28 14:18:14,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:14,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:18:14,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:14,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:18:14,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:18:14,240 INFO L87 Difference]: Start difference. First operand 3174 states and 6172 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:15,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:15,857 INFO L93 Difference]: Finished difference Result 4349 states and 8506 transitions. [2022-01-28 14:18:15,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:18:15,857 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:15,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:15,861 INFO L225 Difference]: With dead ends: 4349 [2022-01-28 14:18:15,862 INFO L226 Difference]: Without dead ends: 4349 [2022-01-28 14:18:15,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=560, Invalid=3100, Unknown=0, NotChecked=0, Total=3660 [2022-01-28 14:18:15,862 INFO L933 BasicCegarLoop]: 213 mSDtfsCounter, 927 mSDsluCounter, 2666 mSDsCounter, 0 mSdLazyCounter, 2327 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 2327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:15,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [927 Valid, 2875 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 2327 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:18:15,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4349 states. [2022-01-28 14:18:15,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4349 to 3272. [2022-01-28 14:18:15,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9533742331288344) internal successors, (6368), 3271 states have internal predecessors, (6368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6368 transitions. [2022-01-28 14:18:15,893 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6368 transitions. Word has length 133 [2022-01-28 14:18:15,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:15,893 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6368 transitions. [2022-01-28 14:18:15,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:15,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6368 transitions. [2022-01-28 14:18:15,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:15,895 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:15,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:15,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-01-28 14:18:15,895 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:15,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:15,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1474995721, now seen corresponding path program 20 times [2022-01-28 14:18:15,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:15,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564641950] [2022-01-28 14:18:15,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:15,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:15,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:16,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:16,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:16,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564641950] [2022-01-28 14:18:16,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564641950] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:16,216 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:16,216 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:18:16,216 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985520870] [2022-01-28 14:18:16,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:16,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:18:16,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:16,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:18:16,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:18:16,217 INFO L87 Difference]: Start difference. First operand 3272 states and 6368 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:17,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:17,905 INFO L93 Difference]: Finished difference Result 4393 states and 8592 transitions. [2022-01-28 14:18:17,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:18:17,906 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:17,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:17,910 INFO L225 Difference]: With dead ends: 4393 [2022-01-28 14:18:17,910 INFO L226 Difference]: Without dead ends: 4393 [2022-01-28 14:18:17,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 814 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-01-28 14:18:17,911 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 1055 mSDsluCounter, 2813 mSDsCounter, 0 mSdLazyCounter, 2243 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1055 SdHoareTripleChecker+Valid, 3045 SdHoareTripleChecker+Invalid, 2382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:17,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1055 Valid, 3045 Invalid, 2382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2243 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:18:17,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4393 states. [2022-01-28 14:18:17,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4393 to 3283. [2022-01-28 14:18:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3283 states, 3271 states have (on average 1.9535310302659736) internal successors, (6390), 3282 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:17,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 3283 states and 6390 transitions. [2022-01-28 14:18:17,943 INFO L78 Accepts]: Start accepts. Automaton has 3283 states and 6390 transitions. Word has length 133 [2022-01-28 14:18:17,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:17,944 INFO L470 AbstractCegarLoop]: Abstraction has 3283 states and 6390 transitions. [2022-01-28 14:18:17,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:17,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3283 states and 6390 transitions. [2022-01-28 14:18:17,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:17,945 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:17,945 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:17,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-01-28 14:18:17,945 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:17,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:17,946 INFO L85 PathProgramCache]: Analyzing trace with hash 568107235, now seen corresponding path program 21 times [2022-01-28 14:18:17,946 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:17,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277228975] [2022-01-28 14:18:17,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:17,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:17,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:18,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:18,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:18,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277228975] [2022-01-28 14:18:18,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277228975] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:18,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:18,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:18:18,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804092603] [2022-01-28 14:18:18,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:18,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:18:18,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:18,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:18:18,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:18:18,240 INFO L87 Difference]: Start difference. First operand 3283 states and 6390 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:19,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:19,894 INFO L93 Difference]: Finished difference Result 4443 states and 8690 transitions. [2022-01-28 14:18:19,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:18:19,894 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:19,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:19,899 INFO L225 Difference]: With dead ends: 4443 [2022-01-28 14:18:19,899 INFO L226 Difference]: Without dead ends: 4443 [2022-01-28 14:18:19,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1104 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=688, Invalid=3602, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:18:19,899 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 1205 mSDsluCounter, 2769 mSDsCounter, 0 mSdLazyCounter, 2277 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 3009 SdHoareTripleChecker+Invalid, 2458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:19,900 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1205 Valid, 3009 Invalid, 2458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2277 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:18:19,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-01-28 14:18:19,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 3294. [2022-01-28 14:18:19,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3294 states, 3282 states have (on average 1.9536867763558805) internal successors, (6412), 3293 states have internal predecessors, (6412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:19,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3294 states to 3294 states and 6412 transitions. [2022-01-28 14:18:19,931 INFO L78 Accepts]: Start accepts. Automaton has 3294 states and 6412 transitions. Word has length 133 [2022-01-28 14:18:19,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:19,931 INFO L470 AbstractCegarLoop]: Abstraction has 3294 states and 6412 transitions. [2022-01-28 14:18:19,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:19,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3294 states and 6412 transitions. [2022-01-28 14:18:19,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:19,933 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:19,933 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:19,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-01-28 14:18:19,933 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:19,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:19,933 INFO L85 PathProgramCache]: Analyzing trace with hash -620764079, now seen corresponding path program 22 times [2022-01-28 14:18:19,933 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:19,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966503184] [2022-01-28 14:18:19,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:19,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:19,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:20,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:20,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:20,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966503184] [2022-01-28 14:18:20,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966503184] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:20,203 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:20,204 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:18:20,204 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613974560] [2022-01-28 14:18:20,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:20,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:18:20,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:20,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:18:20,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:18:20,204 INFO L87 Difference]: Start difference. First operand 3294 states and 6412 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:22,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:22,448 INFO L93 Difference]: Finished difference Result 4638 states and 9074 transitions. [2022-01-28 14:18:22,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-01-28 14:18:22,448 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:22,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:22,453 INFO L225 Difference]: With dead ends: 4638 [2022-01-28 14:18:22,453 INFO L226 Difference]: Without dead ends: 4638 [2022-01-28 14:18:22,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1610 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=923, Invalid=4929, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:18:22,454 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1104 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 3363 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1104 SdHoareTripleChecker+Valid, 4048 SdHoareTripleChecker+Invalid, 3564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 3363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:22,454 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1104 Valid, 4048 Invalid, 3564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 3363 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:18:22,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4638 states. [2022-01-28 14:18:22,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4638 to 3305. [2022-01-28 14:18:22,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3305 states, 3293 states have (on average 1.9538414819313696) internal successors, (6434), 3304 states have internal predecessors, (6434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:22,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3305 states to 3305 states and 6434 transitions. [2022-01-28 14:18:22,499 INFO L78 Accepts]: Start accepts. Automaton has 3305 states and 6434 transitions. Word has length 133 [2022-01-28 14:18:22,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:22,499 INFO L470 AbstractCegarLoop]: Abstraction has 3305 states and 6434 transitions. [2022-01-28 14:18:22,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:22,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3305 states and 6434 transitions. [2022-01-28 14:18:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:22,501 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:22,501 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:22,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-01-28 14:18:22,501 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:22,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:22,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1153721608, now seen corresponding path program 15 times [2022-01-28 14:18:22,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:22,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836147821] [2022-01-28 14:18:22,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:22,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:22,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:22,733 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:22,733 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836147821] [2022-01-28 14:18:22,733 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836147821] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:22,733 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:22,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:18:22,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263202449] [2022-01-28 14:18:22,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:22,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:18:22,734 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:22,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:18:22,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:18:22,734 INFO L87 Difference]: Start difference. First operand 3305 states and 6434 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:25,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:25,014 INFO L93 Difference]: Finished difference Result 5512 states and 10664 transitions. [2022-01-28 14:18:25,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-28 14:18:25,015 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:25,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:25,020 INFO L225 Difference]: With dead ends: 5512 [2022-01-28 14:18:25,020 INFO L226 Difference]: Without dead ends: 5512 [2022-01-28 14:18:25,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1020 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=490, Invalid=3416, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:18:25,021 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1522 mSDsluCounter, 4428 mSDsCounter, 0 mSdLazyCounter, 4694 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 4742 SdHoareTripleChecker+Invalid, 4869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 4694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:25,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1522 Valid, 4742 Invalid, 4869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 4694 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:18:25,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5512 states. [2022-01-28 14:18:25,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5512 to 3312. [2022-01-28 14:18:25,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.955151515151515) internal successors, (6452), 3311 states have internal predecessors, (6452), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:25,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6452 transitions. [2022-01-28 14:18:25,056 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6452 transitions. Word has length 133 [2022-01-28 14:18:25,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:25,056 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6452 transitions. [2022-01-28 14:18:25,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:25,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6452 transitions. [2022-01-28 14:18:25,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:25,058 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:25,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:25,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-01-28 14:18:25,058 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:25,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:25,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1796535157, now seen corresponding path program 23 times [2022-01-28 14:18:25,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:25,058 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014412296] [2022-01-28 14:18:25,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:25,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:25,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:25,283 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:25,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014412296] [2022-01-28 14:18:25,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014412296] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:25,283 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:25,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:18:25,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [401793912] [2022-01-28 14:18:25,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:25,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:18:25,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:25,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:18:25,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:18:25,284 INFO L87 Difference]: Start difference. First operand 3312 states and 6452 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:27,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:27,451 INFO L93 Difference]: Finished difference Result 5071 states and 9858 transitions. [2022-01-28 14:18:27,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-01-28 14:18:27,451 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:27,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:27,457 INFO L225 Difference]: With dead ends: 5071 [2022-01-28 14:18:27,457 INFO L226 Difference]: Without dead ends: 5071 [2022-01-28 14:18:27,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1680 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=736, Invalid=5116, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:18:27,457 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1421 mSDsluCounter, 4171 mSDsCounter, 0 mSdLazyCounter, 4148 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 4503 SdHoareTripleChecker+Invalid, 4266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 4148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:27,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 4503 Invalid, 4266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 4148 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:18:27,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5071 states. [2022-01-28 14:18:27,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5071 to 3236. [2022-01-28 14:18:27,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3236 states, 3224 states have (on average 1.9528535980148884) internal successors, (6296), 3235 states have internal predecessors, (6296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3236 states to 3236 states and 6296 transitions. [2022-01-28 14:18:27,493 INFO L78 Accepts]: Start accepts. Automaton has 3236 states and 6296 transitions. Word has length 133 [2022-01-28 14:18:27,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:27,493 INFO L470 AbstractCegarLoop]: Abstraction has 3236 states and 6296 transitions. [2022-01-28 14:18:27,493 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:27,493 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 6296 transitions. [2022-01-28 14:18:27,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:27,495 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:27,495 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:27,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-01-28 14:18:27,495 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:27,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:27,495 INFO L85 PathProgramCache]: Analyzing trace with hash 434970184, now seen corresponding path program 16 times [2022-01-28 14:18:27,495 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:27,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518195265] [2022-01-28 14:18:27,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:27,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:27,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:27,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:27,700 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:27,700 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518195265] [2022-01-28 14:18:27,700 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518195265] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:27,700 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:27,700 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:27,700 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382665003] [2022-01-28 14:18:27,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:27,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:27,701 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:27,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:27,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:27,701 INFO L87 Difference]: Start difference. First operand 3236 states and 6296 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:29,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:29,982 INFO L93 Difference]: Finished difference Result 7150 states and 13799 transitions. [2022-01-28 14:18:29,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:18:29,982 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:29,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:29,991 INFO L225 Difference]: With dead ends: 7150 [2022-01-28 14:18:29,991 INFO L226 Difference]: Without dead ends: 7150 [2022-01-28 14:18:29,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1076 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=541, Invalid=3491, Unknown=0, NotChecked=0, Total=4032 [2022-01-28 14:18:29,992 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 1497 mSDsluCounter, 4993 mSDsCounter, 0 mSdLazyCounter, 4477 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 5389 SdHoareTripleChecker+Invalid, 4653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 4477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:29,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 5389 Invalid, 4653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 4477 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:18:29,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7150 states. [2022-01-28 14:18:30,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7150 to 3316. [2022-01-28 14:18:30,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3316 states, 3304 states have (on average 1.9552058111380146) internal successors, (6460), 3315 states have internal predecessors, (6460), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:30,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3316 states to 3316 states and 6460 transitions. [2022-01-28 14:18:30,039 INFO L78 Accepts]: Start accepts. Automaton has 3316 states and 6460 transitions. Word has length 133 [2022-01-28 14:18:30,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:30,039 INFO L470 AbstractCegarLoop]: Abstraction has 3316 states and 6460 transitions. [2022-01-28 14:18:30,039 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:30,039 INFO L276 IsEmpty]: Start isEmpty. Operand 3316 states and 6460 transitions. [2022-01-28 14:18:30,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:30,041 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:30,041 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:30,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-01-28 14:18:30,041 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:30,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:30,041 INFO L85 PathProgramCache]: Analyzing trace with hash -696496437, now seen corresponding path program 24 times [2022-01-28 14:18:30,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:30,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897714087] [2022-01-28 14:18:30,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:30,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:30,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:30,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:30,297 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:30,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897714087] [2022-01-28 14:18:30,297 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897714087] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:30,297 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:30,297 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:18:30,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864299901] [2022-01-28 14:18:30,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:30,298 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:18:30,298 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:30,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:18:30,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:18:30,298 INFO L87 Difference]: Start difference. First operand 3316 states and 6460 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:32,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:32,896 INFO L93 Difference]: Finished difference Result 6277 states and 12187 transitions. [2022-01-28 14:18:32,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-01-28 14:18:32,897 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:32,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:32,903 INFO L225 Difference]: With dead ends: 6277 [2022-01-28 14:18:32,903 INFO L226 Difference]: Without dead ends: 6277 [2022-01-28 14:18:32,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2728 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1034, Invalid=7522, Unknown=0, NotChecked=0, Total=8556 [2022-01-28 14:18:32,903 INFO L933 BasicCegarLoop]: 433 mSDtfsCounter, 1236 mSDsluCounter, 5529 mSDsCounter, 0 mSdLazyCounter, 4771 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 5958 SdHoareTripleChecker+Invalid, 4879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 4771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:32,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 5958 Invalid, 4879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 4771 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:18:32,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6277 states. [2022-01-28 14:18:32,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6277 to 3274. [2022-01-28 14:18:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3274 states, 3262 states have (on average 1.95340282035561) internal successors, (6372), 3273 states have internal predecessors, (6372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:32,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3274 states to 3274 states and 6372 transitions. [2022-01-28 14:18:32,940 INFO L78 Accepts]: Start accepts. Automaton has 3274 states and 6372 transitions. Word has length 133 [2022-01-28 14:18:32,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:32,940 INFO L470 AbstractCegarLoop]: Abstraction has 3274 states and 6372 transitions. [2022-01-28 14:18:32,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3274 states and 6372 transitions. [2022-01-28 14:18:32,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:32,942 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:32,942 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:32,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-01-28 14:18:32,942 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:32,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:32,942 INFO L85 PathProgramCache]: Analyzing trace with hash 1845345800, now seen corresponding path program 17 times [2022-01-28 14:18:32,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:32,942 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782243378] [2022-01-28 14:18:32,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:32,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:33,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:33,159 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:33,159 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782243378] [2022-01-28 14:18:33,159 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782243378] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:33,159 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:33,159 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:33,159 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1233164454] [2022-01-28 14:18:33,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:33,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:33,160 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:33,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:33,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:33,160 INFO L87 Difference]: Start difference. First operand 3274 states and 6372 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:35,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:35,103 INFO L93 Difference]: Finished difference Result 6418 states and 12404 transitions. [2022-01-28 14:18:35,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:18:35,103 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:35,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:35,110 INFO L225 Difference]: With dead ends: 6418 [2022-01-28 14:18:35,110 INFO L226 Difference]: Without dead ends: 6418 [2022-01-28 14:18:35,110 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 994 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=546, Invalid=3360, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:18:35,111 INFO L933 BasicCegarLoop]: 420 mSDtfsCounter, 1765 mSDsluCounter, 3895 mSDsCounter, 0 mSdLazyCounter, 3470 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 4312 SdHoareTripleChecker+Invalid, 3734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 3470 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:35,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1765 Valid, 4312 Invalid, 3734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 3470 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:18:35,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6418 states. [2022-01-28 14:18:35,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6418 to 3270. [2022-01-28 14:18:35,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3270 states, 3258 states have (on average 1.9533456108041742) internal successors, (6364), 3269 states have internal predecessors, (6364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3270 states to 3270 states and 6364 transitions. [2022-01-28 14:18:35,146 INFO L78 Accepts]: Start accepts. Automaton has 3270 states and 6364 transitions. Word has length 133 [2022-01-28 14:18:35,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:35,146 INFO L470 AbstractCegarLoop]: Abstraction has 3270 states and 6364 transitions. [2022-01-28 14:18:35,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:35,146 INFO L276 IsEmpty]: Start isEmpty. Operand 3270 states and 6364 transitions. [2022-01-28 14:18:35,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:35,148 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:35,148 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:35,148 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-01-28 14:18:35,148 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:35,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:35,148 INFO L85 PathProgramCache]: Analyzing trace with hash -2066901108, now seen corresponding path program 18 times [2022-01-28 14:18:35,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:35,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639748819] [2022-01-28 14:18:35,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:35,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:35,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:35,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:35,353 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639748819] [2022-01-28 14:18:35,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639748819] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:35,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:35,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:35,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044151424] [2022-01-28 14:18:35,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:35,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:35,359 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:35,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:35,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:35,360 INFO L87 Difference]: Start difference. First operand 3270 states and 6364 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:37,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:37,866 INFO L93 Difference]: Finished difference Result 6382 states and 12332 transitions. [2022-01-28 14:18:37,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:18:37,866 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:37,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:37,873 INFO L225 Difference]: With dead ends: 6382 [2022-01-28 14:18:37,873 INFO L226 Difference]: Without dead ends: 6382 [2022-01-28 14:18:37,874 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1086 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=568, Invalid=3592, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:18:37,874 INFO L933 BasicCegarLoop]: 438 mSDtfsCounter, 1517 mSDsluCounter, 5253 mSDsCounter, 0 mSdLazyCounter, 5071 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1517 SdHoareTripleChecker+Valid, 5687 SdHoareTripleChecker+Invalid, 5280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 5071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:37,874 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1517 Valid, 5687 Invalid, 5280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 5071 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:18:37,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6382 states. [2022-01-28 14:18:37,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6382 to 3244. [2022-01-28 14:18:37,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3244 states, 3232 states have (on average 1.952970297029703) internal successors, (6312), 3243 states have internal predecessors, (6312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 6312 transitions. [2022-01-28 14:18:37,911 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 6312 transitions. Word has length 133 [2022-01-28 14:18:37,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:37,911 INFO L470 AbstractCegarLoop]: Abstraction has 3244 states and 6312 transitions. [2022-01-28 14:18:37,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 6312 transitions. [2022-01-28 14:18:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:37,913 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:37,913 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:37,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-01-28 14:18:37,913 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:37,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:37,913 INFO L85 PathProgramCache]: Analyzing trace with hash -1778504952, now seen corresponding path program 19 times [2022-01-28 14:18:37,913 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:37,913 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [730577683] [2022-01-28 14:18:37,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:37,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:37,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:38,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:38,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [730577683] [2022-01-28 14:18:38,142 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [730577683] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:38,142 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:38,142 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:38,142 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312923709] [2022-01-28 14:18:38,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:38,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:38,142 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:38,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:38,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:38,143 INFO L87 Difference]: Start difference. First operand 3244 states and 6312 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:40,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:40,637 INFO L93 Difference]: Finished difference Result 7292 states and 14068 transitions. [2022-01-28 14:18:40,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:18:40,638 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:40,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:40,645 INFO L225 Difference]: With dead ends: 7292 [2022-01-28 14:18:40,645 INFO L226 Difference]: Without dead ends: 7272 [2022-01-28 14:18:40,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1465 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=687, Invalid=4425, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:18:40,646 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 1542 mSDsluCounter, 5138 mSDsCounter, 0 mSdLazyCounter, 4578 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1542 SdHoareTripleChecker+Valid, 5558 SdHoareTripleChecker+Invalid, 4819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:40,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1542 Valid, 5558 Invalid, 4819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4578 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:18:40,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7272 states. [2022-01-28 14:18:40,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7272 to 3340. [2022-01-28 14:18:40,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9555288461538463) internal successors, (6508), 3339 states have internal predecessors, (6508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:40,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6508 transitions. [2022-01-28 14:18:40,691 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6508 transitions. Word has length 133 [2022-01-28 14:18:40,691 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:40,691 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6508 transitions. [2022-01-28 14:18:40,691 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:40,691 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6508 transitions. [2022-01-28 14:18:40,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:40,692 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:40,692 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:40,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-01-28 14:18:40,693 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:40,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:40,693 INFO L85 PathProgramCache]: Analyzing trace with hash 1384995723, now seen corresponding path program 25 times [2022-01-28 14:18:40,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:40,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834850414] [2022-01-28 14:18:40,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:40,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:40,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:40,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:40,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834850414] [2022-01-28 14:18:40,927 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834850414] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:40,927 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:40,927 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:18:40,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900617311] [2022-01-28 14:18:40,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:40,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:18:40,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:40,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:18:40,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:18:40,928 INFO L87 Difference]: Start difference. First operand 3340 states and 6508 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:43,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:43,449 INFO L93 Difference]: Finished difference Result 6379 states and 12385 transitions. [2022-01-28 14:18:43,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-01-28 14:18:43,449 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:43,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:43,456 INFO L225 Difference]: With dead ends: 6379 [2022-01-28 14:18:43,456 INFO L226 Difference]: Without dead ends: 6379 [2022-01-28 14:18:43,457 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3225 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1128, Invalid=8574, Unknown=0, NotChecked=0, Total=9702 [2022-01-28 14:18:43,458 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 1348 mSDsluCounter, 4981 mSDsCounter, 0 mSdLazyCounter, 4367 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 5422 SdHoareTripleChecker+Invalid, 4474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 4367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:43,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 5422 Invalid, 4474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 4367 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:18:43,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6379 states. [2022-01-28 14:18:43,493 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6379 to 3310. [2022-01-28 14:18:43,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9539114614918132) internal successors, (6444), 3309 states have internal predecessors, (6444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:43,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6444 transitions. [2022-01-28 14:18:43,499 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6444 transitions. Word has length 133 [2022-01-28 14:18:43,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:43,499 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6444 transitions. [2022-01-28 14:18:43,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:43,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6444 transitions. [2022-01-28 14:18:43,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:43,500 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:43,501 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:43,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-01-28 14:18:43,501 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:43,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:43,501 INFO L85 PathProgramCache]: Analyzing trace with hash -368129336, now seen corresponding path program 20 times [2022-01-28 14:18:43,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:43,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956916786] [2022-01-28 14:18:43,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:43,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:43,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:43,709 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:43,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956916786] [2022-01-28 14:18:43,710 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956916786] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:43,710 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:43,710 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:43,710 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631647877] [2022-01-28 14:18:43,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:43,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:43,710 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:43,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:43,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:43,710 INFO L87 Difference]: Start difference. First operand 3310 states and 6444 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:46,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:46,111 INFO L93 Difference]: Finished difference Result 7978 states and 15379 transitions. [2022-01-28 14:18:46,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:18:46,112 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:46,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:46,122 INFO L225 Difference]: With dead ends: 7978 [2022-01-28 14:18:46,122 INFO L226 Difference]: Without dead ends: 7978 [2022-01-28 14:18:46,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1552 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=750, Invalid=4652, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:18:46,123 INFO L933 BasicCegarLoop]: 471 mSDtfsCounter, 1566 mSDsluCounter, 4582 mSDsCounter, 0 mSdLazyCounter, 4146 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1566 SdHoareTripleChecker+Valid, 5049 SdHoareTripleChecker+Invalid, 4371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 4146 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:46,123 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1566 Valid, 5049 Invalid, 4371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 4146 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:18:46,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7978 states. [2022-01-28 14:18:46,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7978 to 3312. [2022-01-28 14:18:46,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.9539393939393939) internal successors, (6448), 3311 states have internal predecessors, (6448), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:46,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6448 transitions. [2022-01-28 14:18:46,181 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6448 transitions. Word has length 133 [2022-01-28 14:18:46,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:46,181 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6448 transitions. [2022-01-28 14:18:46,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:46,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6448 transitions. [2022-01-28 14:18:46,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:46,182 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:46,182 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:46,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-01-28 14:18:46,182 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:46,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:46,183 INFO L85 PathProgramCache]: Analyzing trace with hash 14591052, now seen corresponding path program 21 times [2022-01-28 14:18:46,183 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:46,183 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63012579] [2022-01-28 14:18:46,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:46,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:46,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:46,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:46,399 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:46,399 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63012579] [2022-01-28 14:18:46,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [63012579] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:46,399 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:46,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:46,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680577334] [2022-01-28 14:18:46,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:46,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:46,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:46,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:46,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:46,400 INFO L87 Difference]: Start difference. First operand 3312 states and 6448 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:49,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:49,096 INFO L93 Difference]: Finished difference Result 8117 states and 15657 transitions. [2022-01-28 14:18:49,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:18:49,097 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:49,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:49,106 INFO L225 Difference]: With dead ends: 8117 [2022-01-28 14:18:49,106 INFO L226 Difference]: Without dead ends: 8117 [2022-01-28 14:18:49,106 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1666 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=779, Invalid=4921, Unknown=0, NotChecked=0, Total=5700 [2022-01-28 14:18:49,106 INFO L933 BasicCegarLoop]: 487 mSDtfsCounter, 1482 mSDsluCounter, 5378 mSDsCounter, 0 mSdLazyCounter, 4921 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 5862 SdHoareTripleChecker+Invalid, 5186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 4921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:49,106 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 5862 Invalid, 5186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 4921 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:18:49,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8117 states. [2022-01-28 14:18:49,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8117 to 3302. [2022-01-28 14:18:49,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 3290 states have (on average 1.9537993920972645) internal successors, (6428), 3301 states have internal predecessors, (6428), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:49,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 6428 transitions. [2022-01-28 14:18:49,150 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 6428 transitions. Word has length 133 [2022-01-28 14:18:49,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:49,150 INFO L470 AbstractCegarLoop]: Abstraction has 3302 states and 6428 transitions. [2022-01-28 14:18:49,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:49,151 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 6428 transitions. [2022-01-28 14:18:49,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:49,152 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:49,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:49,152 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-01-28 14:18:49,152 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:49,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:49,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1831165896, now seen corresponding path program 22 times [2022-01-28 14:18:49,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:49,152 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68617240] [2022-01-28 14:18:49,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:49,152 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:49,361 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:49,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68617240] [2022-01-28 14:18:49,362 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68617240] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:49,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:49,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:49,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312489804] [2022-01-28 14:18:49,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:49,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:49,362 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:49,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:49,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:49,362 INFO L87 Difference]: Start difference. First operand 3302 states and 6428 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:52,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:52,315 INFO L93 Difference]: Finished difference Result 6812 states and 13181 transitions. [2022-01-28 14:18:52,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-01-28 14:18:52,315 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:52,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:52,339 INFO L225 Difference]: With dead ends: 6812 [2022-01-28 14:18:52,339 INFO L226 Difference]: Without dead ends: 6792 [2022-01-28 14:18:52,340 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1734 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=860, Invalid=5146, Unknown=0, NotChecked=0, Total=6006 [2022-01-28 14:18:52,340 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 1442 mSDsluCounter, 4969 mSDsCounter, 0 mSdLazyCounter, 4660 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1442 SdHoareTripleChecker+Valid, 5414 SdHoareTripleChecker+Invalid, 4913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 4660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:52,340 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1442 Valid, 5414 Invalid, 4913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 4660 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:18:52,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6792 states. [2022-01-28 14:18:52,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6792 to 3250. [2022-01-28 14:18:52,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9530574428659666) internal successors, (6324), 3249 states have internal predecessors, (6324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6324 transitions. [2022-01-28 14:18:52,381 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6324 transitions. Word has length 133 [2022-01-28 14:18:52,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:52,382 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6324 transitions. [2022-01-28 14:18:52,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6324 transitions. [2022-01-28 14:18:52,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:52,383 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:52,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:52,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-01-28 14:18:52,383 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:52,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:52,384 INFO L85 PathProgramCache]: Analyzing trace with hash -417624534, now seen corresponding path program 23 times [2022-01-28 14:18:52,384 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:52,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708984511] [2022-01-28 14:18:52,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:52,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:52,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:52,621 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:52,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708984511] [2022-01-28 14:18:52,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708984511] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:52,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:52,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:52,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703236733] [2022-01-28 14:18:52,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:52,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:52,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:52,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:52,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:52,622 INFO L87 Difference]: Start difference. First operand 3250 states and 6324 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:55,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:55,363 INFO L93 Difference]: Finished difference Result 6476 states and 12514 transitions. [2022-01-28 14:18:55,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:18:55,363 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:55,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:55,370 INFO L225 Difference]: With dead ends: 6476 [2022-01-28 14:18:55,370 INFO L226 Difference]: Without dead ends: 6476 [2022-01-28 14:18:55,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1679 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=825, Invalid=5027, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:18:55,371 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1461 mSDsluCounter, 5101 mSDsCounter, 0 mSdLazyCounter, 5029 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 5550 SdHoareTripleChecker+Invalid, 5291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 5029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:55,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 5550 Invalid, 5291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 5029 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:18:55,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6476 states. [2022-01-28 14:18:55,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6476 to 3180. [2022-01-28 14:18:55,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3180 states, 3168 states have (on average 1.952020202020202) internal successors, (6184), 3179 states have internal predecessors, (6184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:55,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3180 states to 3180 states and 6184 transitions. [2022-01-28 14:18:55,408 INFO L78 Accepts]: Start accepts. Automaton has 3180 states and 6184 transitions. Word has length 133 [2022-01-28 14:18:55,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:55,408 INFO L470 AbstractCegarLoop]: Abstraction has 3180 states and 6184 transitions. [2022-01-28 14:18:55,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:55,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 6184 transitions. [2022-01-28 14:18:55,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:55,409 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:55,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:55,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-01-28 14:18:55,409 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:55,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:55,410 INFO L85 PathProgramCache]: Analyzing trace with hash -277087572, now seen corresponding path program 24 times [2022-01-28 14:18:55,410 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:55,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261785604] [2022-01-28 14:18:55,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:55,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:55,607 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:55,607 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261785604] [2022-01-28 14:18:55,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261785604] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:55,607 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:55,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:55,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488703858] [2022-01-28 14:18:55,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:55,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:55,608 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:55,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:55,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:55,608 INFO L87 Difference]: Start difference. First operand 3180 states and 6184 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:57,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:57,658 INFO L93 Difference]: Finished difference Result 5360 states and 10354 transitions. [2022-01-28 14:18:57,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:18:57,658 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:57,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:57,664 INFO L225 Difference]: With dead ends: 5360 [2022-01-28 14:18:57,664 INFO L226 Difference]: Without dead ends: 5340 [2022-01-28 14:18:57,665 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=689, Invalid=4141, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:18:57,665 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1665 mSDsluCounter, 3627 mSDsCounter, 0 mSdLazyCounter, 3533 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 3919 SdHoareTripleChecker+Invalid, 3751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 3533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:57,665 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1665 Valid, 3919 Invalid, 3751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 3533 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:18:57,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-01-28 14:18:57,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 3280. [2022-01-28 14:18:57,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3280 states, 3268 states have (on average 1.9547123623011016) internal successors, (6388), 3279 states have internal predecessors, (6388), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3280 states to 3280 states and 6388 transitions. [2022-01-28 14:18:57,701 INFO L78 Accepts]: Start accepts. Automaton has 3280 states and 6388 transitions. Word has length 133 [2022-01-28 14:18:57,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:57,701 INFO L470 AbstractCegarLoop]: Abstraction has 3280 states and 6388 transitions. [2022-01-28 14:18:57,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:57,701 INFO L276 IsEmpty]: Start isEmpty. Operand 3280 states and 6388 transitions. [2022-01-28 14:18:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:57,703 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:57,703 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:57,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-01-28 14:18:57,703 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:57,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:57,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1408554193, now seen corresponding path program 26 times [2022-01-28 14:18:57,703 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:57,703 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810794347] [2022-01-28 14:18:57,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:57,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:57,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:57,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:57,916 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:57,916 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810794347] [2022-01-28 14:18:57,916 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810794347] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:57,916 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:57,916 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:57,916 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482919353] [2022-01-28 14:18:57,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:57,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:57,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:57,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:57,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:57,917 INFO L87 Difference]: Start difference. First operand 3280 states and 6388 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:59,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:18:59,397 INFO L93 Difference]: Finished difference Result 4778 states and 9280 transitions. [2022-01-28 14:18:59,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:18:59,397 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:18:59,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:18:59,402 INFO L225 Difference]: With dead ends: 4778 [2022-01-28 14:18:59,402 INFO L226 Difference]: Without dead ends: 4778 [2022-01-28 14:18:59,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1339 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=688, Invalid=3868, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:18:59,403 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1448 mSDsluCounter, 3211 mSDsCounter, 0 mSdLazyCounter, 2477 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1448 SdHoareTripleChecker+Valid, 3511 SdHoareTripleChecker+Invalid, 2597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:18:59,403 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1448 Valid, 3511 Invalid, 2597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2477 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:18:59,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4778 states. [2022-01-28 14:18:59,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4778 to 3253. [2022-01-28 14:18:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3253 states, 3241 states have (on average 1.95310089478556) internal successors, (6330), 3252 states have internal predecessors, (6330), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:59,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 3253 states and 6330 transitions. [2022-01-28 14:18:59,436 INFO L78 Accepts]: Start accepts. Automaton has 3253 states and 6330 transitions. Word has length 133 [2022-01-28 14:18:59,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:18:59,436 INFO L470 AbstractCegarLoop]: Abstraction has 3253 states and 6330 transitions. [2022-01-28 14:18:59,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:18:59,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 6330 transitions. [2022-01-28 14:18:59,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:18:59,437 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:18:59,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:18:59,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-01-28 14:18:59,437 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:18:59,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:18:59,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1133288044, now seen corresponding path program 25 times [2022-01-28 14:18:59,438 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:18:59,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839565920] [2022-01-28 14:18:59,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:18:59,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:18:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:18:59,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:18:59,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:18:59,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839565920] [2022-01-28 14:18:59,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839565920] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:18:59,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:18:59,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:18:59,770 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044134717] [2022-01-28 14:18:59,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:18:59,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:18:59,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:18:59,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:18:59,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:18:59,770 INFO L87 Difference]: Start difference. First operand 3253 states and 6330 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:02,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:02,376 INFO L93 Difference]: Finished difference Result 6046 states and 11665 transitions. [2022-01-28 14:19:02,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:19:02,377 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:02,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:02,382 INFO L225 Difference]: With dead ends: 6046 [2022-01-28 14:19:02,382 INFO L226 Difference]: Without dead ends: 6046 [2022-01-28 14:19:02,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=750, Invalid=4362, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:19:02,383 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1490 mSDsluCounter, 3429 mSDsCounter, 0 mSdLazyCounter, 3322 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 3763 SdHoareTripleChecker+Invalid, 3567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:02,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 3763 Invalid, 3567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3322 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:19:02,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6046 states. [2022-01-28 14:19:02,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6046 to 3255. [2022-01-28 14:19:02,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9531298180696886) internal successors, (6334), 3254 states have internal predecessors, (6334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:02,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6334 transitions. [2022-01-28 14:19:02,419 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6334 transitions. Word has length 133 [2022-01-28 14:19:02,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:02,419 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6334 transitions. [2022-01-28 14:19:02,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:02,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6334 transitions. [2022-01-28 14:19:02,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:02,420 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:02,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:02,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-01-28 14:19:02,421 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:02,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:02,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1516008432, now seen corresponding path program 26 times [2022-01-28 14:19:02,421 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:02,421 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779034879] [2022-01-28 14:19:02,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:02,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:02,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:02,624 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:02,624 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779034879] [2022-01-28 14:19:02,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779034879] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:02,624 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:02,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:02,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057047266] [2022-01-28 14:19:02,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:02,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:02,625 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:02,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:02,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:02,625 INFO L87 Difference]: Start difference. First operand 3255 states and 6334 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:04,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:04,993 INFO L93 Difference]: Finished difference Result 6185 states and 11943 transitions. [2022-01-28 14:19:04,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-28 14:19:04,994 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:04,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:05,000 INFO L225 Difference]: With dead ends: 6185 [2022-01-28 14:19:05,001 INFO L226 Difference]: Without dead ends: 6185 [2022-01-28 14:19:05,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1552 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=777, Invalid=4625, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:19:05,001 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1656 mSDsluCounter, 3970 mSDsCounter, 0 mSdLazyCounter, 4156 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 4319 SdHoareTripleChecker+Invalid, 4415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 4156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:05,001 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 4319 Invalid, 4415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 4156 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:19:05,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6185 states. [2022-01-28 14:19:05,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6185 to 3245. [2022-01-28 14:19:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3245 states, 3233 states have (on average 1.9529848437983297) internal successors, (6314), 3244 states have internal predecessors, (6314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:05,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3245 states to 3245 states and 6314 transitions. [2022-01-28 14:19:05,039 INFO L78 Accepts]: Start accepts. Automaton has 3245 states and 6314 transitions. Word has length 133 [2022-01-28 14:19:05,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:05,039 INFO L470 AbstractCegarLoop]: Abstraction has 3245 states and 6314 transitions. [2022-01-28 14:19:05,040 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:05,040 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 6314 transitions. [2022-01-28 14:19:05,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:05,041 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:05,041 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:05,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-01-28 14:19:05,041 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:05,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:05,041 INFO L85 PathProgramCache]: Analyzing trace with hash -962384020, now seen corresponding path program 27 times [2022-01-28 14:19:05,041 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:05,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860310712] [2022-01-28 14:19:05,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:05,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:05,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:05,253 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:05,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860310712] [2022-01-28 14:19:05,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1860310712] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:05,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:05,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:05,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552790448] [2022-01-28 14:19:05,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:05,253 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:05,253 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:05,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:05,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:05,254 INFO L87 Difference]: Start difference. First operand 3245 states and 6314 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:07,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:07,741 INFO L93 Difference]: Finished difference Result 6124 states and 11815 transitions. [2022-01-28 14:19:07,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-01-28 14:19:07,745 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:07,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:07,752 INFO L225 Difference]: With dead ends: 6124 [2022-01-28 14:19:07,752 INFO L226 Difference]: Without dead ends: 6124 [2022-01-28 14:19:07,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1727 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=909, Invalid=5097, Unknown=0, NotChecked=0, Total=6006 [2022-01-28 14:19:07,753 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1474 mSDsluCounter, 4056 mSDsCounter, 0 mSdLazyCounter, 4129 mSolverCounterSat, 286 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 4396 SdHoareTripleChecker+Invalid, 4415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 286 IncrementalHoareTripleChecker+Valid, 4129 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:07,753 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1474 Valid, 4396 Invalid, 4415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [286 Valid, 4129 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:19:07,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6124 states. [2022-01-28 14:19:07,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6124 to 3251. [2022-01-28 14:19:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 3239 states have (on average 1.953071935782649) internal successors, (6326), 3250 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:07,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 6326 transitions. [2022-01-28 14:19:07,798 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 6326 transitions. Word has length 133 [2022-01-28 14:19:07,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:07,798 INFO L470 AbstractCegarLoop]: Abstraction has 3251 states and 6326 transitions. [2022-01-28 14:19:07,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 6326 transitions. [2022-01-28 14:19:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:07,799 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:07,799 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:07,799 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-01-28 14:19:07,799 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:07,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:07,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1083792846, now seen corresponding path program 28 times [2022-01-28 14:19:07,800 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:07,800 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2091602211] [2022-01-28 14:19:07,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:07,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:08,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:08,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:08,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2091602211] [2022-01-28 14:19:08,085 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2091602211] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:08,085 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:08,085 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:08,085 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843106120] [2022-01-28 14:19:08,085 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:08,085 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:08,085 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:08,085 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:08,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:08,085 INFO L87 Difference]: Start difference. First operand 3251 states and 6326 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:10,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:10,692 INFO L93 Difference]: Finished difference Result 6227 states and 12025 transitions. [2022-01-28 14:19:10,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:19:10,692 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:10,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:10,700 INFO L225 Difference]: With dead ends: 6227 [2022-01-28 14:19:10,700 INFO L226 Difference]: Without dead ends: 6227 [2022-01-28 14:19:10,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1672 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=874, Invalid=4978, Unknown=0, NotChecked=0, Total=5852 [2022-01-28 14:19:10,701 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1339 mSDsluCounter, 4392 mSDsCounter, 0 mSdLazyCounter, 4559 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1339 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 4559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:10,701 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1339 Valid, 4746 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 4559 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:19:10,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6227 states. [2022-01-28 14:19:10,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6227 to 3229. [2022-01-28 14:19:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.9527510102580043) internal successors, (6282), 3228 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:10,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 6282 transitions. [2022-01-28 14:19:10,742 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 6282 transitions. Word has length 133 [2022-01-28 14:19:10,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:10,742 INFO L470 AbstractCegarLoop]: Abstraction has 3229 states and 6282 transitions. [2022-01-28 14:19:10,742 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:10,742 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 6282 transitions. [2022-01-28 14:19:10,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:10,744 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:10,744 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:10,744 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-01-28 14:19:10,744 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:10,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:10,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1235308072, now seen corresponding path program 29 times [2022-01-28 14:19:10,744 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:10,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854968320] [2022-01-28 14:19:10,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:10,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:10,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:10,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:10,981 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:10,981 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854968320] [2022-01-28 14:19:10,981 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854968320] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:10,981 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:10,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:10,981 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946833153] [2022-01-28 14:19:10,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:10,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:10,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:10,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:10,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:10,982 INFO L87 Difference]: Start difference. First operand 3229 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:12,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:12,719 INFO L93 Difference]: Finished difference Result 4337 states and 8382 transitions. [2022-01-28 14:19:12,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-01-28 14:19:12,719 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:12,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:12,724 INFO L225 Difference]: With dead ends: 4337 [2022-01-28 14:19:12,724 INFO L226 Difference]: Without dead ends: 4337 [2022-01-28 14:19:12,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=813, Invalid=4589, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:19:12,725 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1113 mSDsluCounter, 3026 mSDsCounter, 0 mSdLazyCounter, 2368 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1113 SdHoareTripleChecker+Valid, 3310 SdHoareTripleChecker+Invalid, 2620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 2368 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:12,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1113 Valid, 3310 Invalid, 2620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 2368 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:19:12,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4337 states. [2022-01-28 14:19:12,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4337 to 3218. [2022-01-28 14:19:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9525888958203368) internal successors, (6260), 3217 states have internal predecessors, (6260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:12,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6260 transitions. [2022-01-28 14:19:12,756 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6260 transitions. Word has length 133 [2022-01-28 14:19:12,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:12,756 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6260 transitions. [2022-01-28 14:19:12,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:12,756 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6260 transitions. [2022-01-28 14:19:12,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:12,757 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:12,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:12,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-01-28 14:19:12,758 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:12,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:12,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1013482358, now seen corresponding path program 30 times [2022-01-28 14:19:12,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:12,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429880880] [2022-01-28 14:19:12,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:12,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:12,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:12,982 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:12,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429880880] [2022-01-28 14:19:12,982 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429880880] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:12,983 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:12,983 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:12,983 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186715513] [2022-01-28 14:19:12,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:12,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:12,983 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:12,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:12,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:12,983 INFO L87 Difference]: Start difference. First operand 3218 states and 6260 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:14,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:14,930 INFO L93 Difference]: Finished difference Result 4428 states and 8568 transitions. [2022-01-28 14:19:14,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:19:14,931 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:14,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:14,936 INFO L225 Difference]: With dead ends: 4428 [2022-01-28 14:19:14,936 INFO L226 Difference]: Without dead ends: 4428 [2022-01-28 14:19:14,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1466 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=780, Invalid=4476, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:19:14,937 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 980 mSDsluCounter, 3704 mSDsCounter, 0 mSdLazyCounter, 3052 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 980 SdHoareTripleChecker+Valid, 4002 SdHoareTripleChecker+Invalid, 3269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 3052 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:14,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [980 Valid, 4002 Invalid, 3269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 3052 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:19:14,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4428 states. [2022-01-28 14:19:14,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4428 to 3188. [2022-01-28 14:19:14,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 3176 states have (on average 1.9521410579345089) internal successors, (6200), 3187 states have internal predecessors, (6200), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:14,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 6200 transitions. [2022-01-28 14:19:14,968 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 6200 transitions. Word has length 133 [2022-01-28 14:19:14,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:14,968 INFO L470 AbstractCegarLoop]: Abstraction has 3188 states and 6200 transitions. [2022-01-28 14:19:14,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:14,968 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6200 transitions. [2022-01-28 14:19:14,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:14,969 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:14,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:14,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-01-28 14:19:14,969 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:14,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:14,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1071471195, now seen corresponding path program 27 times [2022-01-28 14:19:14,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:14,970 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637694162] [2022-01-28 14:19:14,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:14,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:14,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:15,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:15,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:15,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637694162] [2022-01-28 14:19:15,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637694162] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:15,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:15,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:19:15,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51798369] [2022-01-28 14:19:15,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:15,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:19:15,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:15,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:19:15,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:19:15,314 INFO L87 Difference]: Start difference. First operand 3188 states and 6200 transitions. Second operand has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:16,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:16,727 INFO L93 Difference]: Finished difference Result 4883 states and 9516 transitions. [2022-01-28 14:19:16,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-01-28 14:19:16,727 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:16,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:16,732 INFO L225 Difference]: With dead ends: 4883 [2022-01-28 14:19:16,732 INFO L226 Difference]: Without dead ends: 4883 [2022-01-28 14:19:16,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=420, Invalid=2030, Unknown=0, NotChecked=0, Total=2450 [2022-01-28 14:19:16,733 INFO L933 BasicCegarLoop]: 233 mSDtfsCounter, 810 mSDsluCounter, 2760 mSDsCounter, 0 mSdLazyCounter, 2287 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 810 SdHoareTripleChecker+Valid, 2988 SdHoareTripleChecker+Invalid, 2382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:16,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [810 Valid, 2988 Invalid, 2382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2287 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:19:16,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4883 states. [2022-01-28 14:19:16,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4883 to 3196. [2022-01-28 14:19:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3196 states, 3184 states have (on average 1.9522613065326633) internal successors, (6216), 3195 states have internal predecessors, (6216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:16,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3196 states to 3196 states and 6216 transitions. [2022-01-28 14:19:16,768 INFO L78 Accepts]: Start accepts. Automaton has 3196 states and 6216 transitions. Word has length 133 [2022-01-28 14:19:16,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:16,768 INFO L470 AbstractCegarLoop]: Abstraction has 3196 states and 6216 transitions. [2022-01-28 14:19:16,768 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.045454545454546) internal successors, (133), 23 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:16,768 INFO L276 IsEmpty]: Start isEmpty. Operand 3196 states and 6216 transitions. [2022-01-28 14:19:16,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:16,769 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:16,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:16,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-01-28 14:19:16,770 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:16,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:16,770 INFO L85 PathProgramCache]: Analyzing trace with hash 612842857, now seen corresponding path program 28 times [2022-01-28 14:19:16,770 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:16,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028341961] [2022-01-28 14:19:16,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:16,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:16,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:17,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:17,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028341961] [2022-01-28 14:19:17,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028341961] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:17,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:17,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:19:17,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1072009303] [2022-01-28 14:19:17,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:17,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:19:17,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:17,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:19:17,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:19:17,112 INFO L87 Difference]: Start difference. First operand 3196 states and 6216 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:18,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:18,631 INFO L93 Difference]: Finished difference Result 4927 states and 9602 transitions. [2022-01-28 14:19:18,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-01-28 14:19:18,632 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:18,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:18,637 INFO L225 Difference]: With dead ends: 4927 [2022-01-28 14:19:18,637 INFO L226 Difference]: Without dead ends: 4927 [2022-01-28 14:19:18,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-01-28 14:19:18,638 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 887 mSDsluCounter, 2959 mSDsCounter, 0 mSdLazyCounter, 2601 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 3210 SdHoareTripleChecker+Invalid, 2704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:18,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [887 Valid, 3210 Invalid, 2704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2601 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:19:18,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4927 states. [2022-01-28 14:19:18,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4927 to 3207. [2022-01-28 14:19:18,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3207 states, 3195 states have (on average 1.9524256651017213) internal successors, (6238), 3206 states have internal predecessors, (6238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:18,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3207 states to 3207 states and 6238 transitions. [2022-01-28 14:19:18,687 INFO L78 Accepts]: Start accepts. Automaton has 3207 states and 6238 transitions. Word has length 133 [2022-01-28 14:19:18,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:18,687 INFO L470 AbstractCegarLoop]: Abstraction has 3207 states and 6238 transitions. [2022-01-28 14:19:18,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 3207 states and 6238 transitions. [2022-01-28 14:19:18,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:18,688 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:18,688 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:18,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-01-28 14:19:18,688 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:18,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:18,688 INFO L85 PathProgramCache]: Analyzing trace with hash -294045629, now seen corresponding path program 29 times [2022-01-28 14:19:18,689 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:18,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346783151] [2022-01-28 14:19:18,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:18,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:18,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:18,955 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:18,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346783151] [2022-01-28 14:19:18,955 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346783151] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:18,955 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:18,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:19:18,955 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047411815] [2022-01-28 14:19:18,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:18,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:19:18,955 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:18,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:19:18,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:19:18,956 INFO L87 Difference]: Start difference. First operand 3207 states and 6238 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:20,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:20,501 INFO L93 Difference]: Finished difference Result 4977 states and 9700 transitions. [2022-01-28 14:19:20,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:19:20,502 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:20,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:20,506 INFO L225 Difference]: With dead ends: 4977 [2022-01-28 14:19:20,506 INFO L226 Difference]: Without dead ends: 4977 [2022-01-28 14:19:20,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 626 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=565, Invalid=2405, Unknown=0, NotChecked=0, Total=2970 [2022-01-28 14:19:20,507 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 929 mSDsluCounter, 2864 mSDsCounter, 0 mSdLazyCounter, 2457 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 929 SdHoareTripleChecker+Valid, 3123 SdHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:20,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [929 Valid, 3123 Invalid, 2578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2457 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:19:20,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4977 states. [2022-01-28 14:19:20,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4977 to 3218. [2022-01-28 14:19:20,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9525888958203368) internal successors, (6260), 3217 states have internal predecessors, (6260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:20,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6260 transitions. [2022-01-28 14:19:20,539 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6260 transitions. Word has length 133 [2022-01-28 14:19:20,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:20,539 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6260 transitions. [2022-01-28 14:19:20,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6260 transitions. [2022-01-28 14:19:20,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:20,541 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:20,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:20,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-01-28 14:19:20,541 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:20,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:20,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1482916943, now seen corresponding path program 30 times [2022-01-28 14:19:20,541 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:20,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029310823] [2022-01-28 14:19:20,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:20,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:20,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:20,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:20,827 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:20,827 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029310823] [2022-01-28 14:19:20,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029310823] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:20,827 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:20,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:19:20,828 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030373775] [2022-01-28 14:19:20,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:20,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:19:20,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:20,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:19:20,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:19:20,828 INFO L87 Difference]: Start difference. First operand 3218 states and 6260 transitions. Second operand has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:23,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:23,172 INFO L93 Difference]: Finished difference Result 5168 states and 10076 transitions. [2022-01-28 14:19:23,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:19:23,172 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:23,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:23,178 INFO L225 Difference]: With dead ends: 5168 [2022-01-28 14:19:23,178 INFO L226 Difference]: Without dead ends: 5168 [2022-01-28 14:19:23,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1125 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=897, Invalid=3795, Unknown=0, NotChecked=0, Total=4692 [2022-01-28 14:19:23,178 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 1005 mSDsluCounter, 3919 mSDsCounter, 0 mSdLazyCounter, 4103 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1005 SdHoareTripleChecker+Valid, 4260 SdHoareTripleChecker+Invalid, 4254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 4103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:23,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1005 Valid, 4260 Invalid, 4254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 4103 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:19:23,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5168 states. [2022-01-28 14:19:23,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5168 to 3229. [2022-01-28 14:19:23,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3229 states, 3217 states have (on average 1.9527510102580043) internal successors, (6282), 3228 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:23,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3229 states to 3229 states and 6282 transitions. [2022-01-28 14:19:23,215 INFO L78 Accepts]: Start accepts. Automaton has 3229 states and 6282 transitions. Word has length 133 [2022-01-28 14:19:23,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:23,215 INFO L470 AbstractCegarLoop]: Abstraction has 3229 states and 6282 transitions. [2022-01-28 14:19:23,215 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.65) internal successors, (133), 21 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 3229 states and 6282 transitions. [2022-01-28 14:19:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:23,216 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:23,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:23,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-01-28 14:19:23,216 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:23,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:23,217 INFO L85 PathProgramCache]: Analyzing trace with hash 291568744, now seen corresponding path program 31 times [2022-01-28 14:19:23,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:23,217 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000988597] [2022-01-28 14:19:23,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:23,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:23,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:23,416 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:23,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000988597] [2022-01-28 14:19:23,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000988597] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:23,416 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:23,416 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:23,416 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442341431] [2022-01-28 14:19:23,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:23,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:23,417 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:23,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:23,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:23,417 INFO L87 Difference]: Start difference. First operand 3229 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:25,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:25,412 INFO L93 Difference]: Finished difference Result 6243 states and 12064 transitions. [2022-01-28 14:19:25,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-01-28 14:19:25,412 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:25,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:25,419 INFO L225 Difference]: With dead ends: 6243 [2022-01-28 14:19:25,419 INFO L226 Difference]: Without dead ends: 6243 [2022-01-28 14:19:25,419 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 535 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=440, Invalid=2110, Unknown=0, NotChecked=0, Total=2550 [2022-01-28 14:19:25,419 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1255 mSDsluCounter, 3738 mSDsCounter, 0 mSdLazyCounter, 3925 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1255 SdHoareTripleChecker+Valid, 4067 SdHoareTripleChecker+Invalid, 4140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 3925 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:25,419 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1255 Valid, 4067 Invalid, 4140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 3925 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:19:25,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6243 states. [2022-01-28 14:19:25,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6243 to 3194. [2022-01-28 14:19:25,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9534883720930232) internal successors, (6216), 3193 states have internal predecessors, (6216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:25,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6216 transitions. [2022-01-28 14:19:25,455 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6216 transitions. Word has length 133 [2022-01-28 14:19:25,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:25,455 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6216 transitions. [2022-01-28 14:19:25,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6216 transitions. [2022-01-28 14:19:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:25,457 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:25,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:25,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-01-28 14:19:25,457 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:25,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:25,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1636279275, now seen corresponding path program 31 times [2022-01-28 14:19:25,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:25,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [648880649] [2022-01-28 14:19:25,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:25,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:25,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:25,681 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:25,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [648880649] [2022-01-28 14:19:25,681 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [648880649] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:25,681 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:25,681 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:19:25,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661157330] [2022-01-28 14:19:25,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:25,681 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:19:25,681 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:25,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:19:25,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:19:25,682 INFO L87 Difference]: Start difference. First operand 3194 states and 6216 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:28,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:28,377 INFO L93 Difference]: Finished difference Result 5601 states and 10860 transitions. [2022-01-28 14:19:28,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-01-28 14:19:28,377 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:28,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:28,382 INFO L225 Difference]: With dead ends: 5601 [2022-01-28 14:19:28,382 INFO L226 Difference]: Without dead ends: 5601 [2022-01-28 14:19:28,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1392 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=847, Invalid=4555, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:19:28,382 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1159 mSDsluCounter, 4946 mSDsCounter, 0 mSdLazyCounter, 5571 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1159 SdHoareTripleChecker+Valid, 5301 SdHoareTripleChecker+Invalid, 5687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 5571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:28,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1159 Valid, 5301 Invalid, 5687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 5571 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:19:28,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5601 states. [2022-01-28 14:19:28,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5601 to 3118. [2022-01-28 14:19:28,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3118 states, 3106 states have (on average 1.9510624597553123) internal successors, (6060), 3117 states have internal predecessors, (6060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:28,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3118 states to 3118 states and 6060 transitions. [2022-01-28 14:19:28,416 INFO L78 Accepts]: Start accepts. Automaton has 3118 states and 6060 transitions. Word has length 133 [2022-01-28 14:19:28,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:28,416 INFO L470 AbstractCegarLoop]: Abstraction has 3118 states and 6060 transitions. [2022-01-28 14:19:28,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:28,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3118 states and 6060 transitions. [2022-01-28 14:19:28,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:28,417 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:28,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:28,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-01-28 14:19:28,418 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:28,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:28,418 INFO L85 PathProgramCache]: Analyzing trace with hash -427182680, now seen corresponding path program 32 times [2022-01-28 14:19:28,418 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:28,418 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94315561] [2022-01-28 14:19:28,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:28,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:28,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:28,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:28,620 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:28,621 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94315561] [2022-01-28 14:19:28,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94315561] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:28,621 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:28,621 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:28,621 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920102762] [2022-01-28 14:19:28,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:28,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:28,621 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:28,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:28,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:28,621 INFO L87 Difference]: Start difference. First operand 3118 states and 6060 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:30,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:30,923 INFO L93 Difference]: Finished difference Result 7881 states and 15199 transitions. [2022-01-28 14:19:30,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:19:30,923 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:30,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:30,933 INFO L225 Difference]: With dead ends: 7881 [2022-01-28 14:19:30,933 INFO L226 Difference]: Without dead ends: 7881 [2022-01-28 14:19:30,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 881 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=612, Invalid=2928, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:19:30,933 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 1455 mSDsluCounter, 4435 mSDsCounter, 0 mSdLazyCounter, 4212 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1455 SdHoareTripleChecker+Valid, 4820 SdHoareTripleChecker+Invalid, 4459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 4212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:30,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1455 Valid, 4820 Invalid, 4459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 4212 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:19:30,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7881 states. [2022-01-28 14:19:30,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7881 to 3198. [2022-01-28 14:19:30,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3198 states, 3186 states have (on average 1.953546767106089) internal successors, (6224), 3197 states have internal predecessors, (6224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:30,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3198 states to 3198 states and 6224 transitions. [2022-01-28 14:19:30,987 INFO L78 Accepts]: Start accepts. Automaton has 3198 states and 6224 transitions. Word has length 133 [2022-01-28 14:19:30,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:30,988 INFO L470 AbstractCegarLoop]: Abstraction has 3198 states and 6224 transitions. [2022-01-28 14:19:30,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:30,988 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 6224 transitions. [2022-01-28 14:19:30,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:30,989 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:30,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:30,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-01-28 14:19:30,990 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:30,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:30,991 INFO L85 PathProgramCache]: Analyzing trace with hash -1558649301, now seen corresponding path program 32 times [2022-01-28 14:19:30,991 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:30,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451147897] [2022-01-28 14:19:30,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:30,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:31,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:31,191 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:31,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451147897] [2022-01-28 14:19:31,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451147897] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:31,191 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:31,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:31,192 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18594367] [2022-01-28 14:19:31,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:31,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:31,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:31,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:31,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:31,192 INFO L87 Difference]: Start difference. First operand 3198 states and 6224 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:34,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:34,151 INFO L93 Difference]: Finished difference Result 6807 states and 13189 transitions. [2022-01-28 14:19:34,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-01-28 14:19:34,152 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:34,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:34,157 INFO L225 Difference]: With dead ends: 6807 [2022-01-28 14:19:34,157 INFO L226 Difference]: Without dead ends: 6807 [2022-01-28 14:19:34,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2488 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1365, Invalid=6825, Unknown=0, NotChecked=0, Total=8190 [2022-01-28 14:19:34,158 INFO L933 BasicCegarLoop]: 459 mSDtfsCounter, 1180 mSDsluCounter, 5364 mSDsCounter, 0 mSdLazyCounter, 5290 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1180 SdHoareTripleChecker+Valid, 5820 SdHoareTripleChecker+Invalid, 5401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 5290 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:34,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1180 Valid, 5820 Invalid, 5401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 5290 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:19:34,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6807 states. [2022-01-28 14:19:34,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6807 to 3156. [2022-01-28 14:19:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3156 states, 3144 states have (on average 1.9516539440203562) internal successors, (6136), 3155 states have internal predecessors, (6136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 3156 states and 6136 transitions. [2022-01-28 14:19:34,192 INFO L78 Accepts]: Start accepts. Automaton has 3156 states and 6136 transitions. Word has length 133 [2022-01-28 14:19:34,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:34,192 INFO L470 AbstractCegarLoop]: Abstraction has 3156 states and 6136 transitions. [2022-01-28 14:19:34,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3156 states and 6136 transitions. [2022-01-28 14:19:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:34,193 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:34,193 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:34,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-01-28 14:19:34,193 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:34,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:34,193 INFO L85 PathProgramCache]: Analyzing trace with hash 983192936, now seen corresponding path program 33 times [2022-01-28 14:19:34,193 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:34,193 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1608751885] [2022-01-28 14:19:34,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:34,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:34,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:34,477 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:34,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1608751885] [2022-01-28 14:19:34,477 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1608751885] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:34,477 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:34,477 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:34,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190389533] [2022-01-28 14:19:34,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:34,478 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:34,478 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:34,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:34,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:34,478 INFO L87 Difference]: Start difference. First operand 3156 states and 6136 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:36,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:36,823 INFO L93 Difference]: Finished difference Result 7149 states and 13804 transitions. [2022-01-28 14:19:36,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-01-28 14:19:36,823 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:36,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:36,831 INFO L225 Difference]: With dead ends: 7149 [2022-01-28 14:19:36,832 INFO L226 Difference]: Without dead ends: 7149 [2022-01-28 14:19:36,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 761 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=593, Invalid=2713, Unknown=0, NotChecked=0, Total=3306 [2022-01-28 14:19:36,832 INFO L933 BasicCegarLoop]: 416 mSDtfsCounter, 1314 mSDsluCounter, 4545 mSDsCounter, 0 mSdLazyCounter, 4363 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 4956 SdHoareTripleChecker+Invalid, 4633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 4363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:36,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1314 Valid, 4956 Invalid, 4633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 4363 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:19:36,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7149 states. [2022-01-28 14:19:36,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7149 to 3152. [2022-01-28 14:19:36,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 3140 states have (on average 1.951592356687898) internal successors, (6128), 3151 states have internal predecessors, (6128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 6128 transitions. [2022-01-28 14:19:36,870 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 6128 transitions. Word has length 133 [2022-01-28 14:19:36,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:36,870 INFO L470 AbstractCegarLoop]: Abstraction has 3152 states and 6128 transitions. [2022-01-28 14:19:36,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 6128 transitions. [2022-01-28 14:19:36,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:36,871 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:36,872 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:36,872 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-01-28 14:19:36,872 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:36,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:36,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1365913324, now seen corresponding path program 34 times [2022-01-28 14:19:36,872 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:36,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111113798] [2022-01-28 14:19:36,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:36,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:37,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:37,095 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:37,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111113798] [2022-01-28 14:19:37,095 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111113798] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:37,095 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:37,095 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:37,095 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376190836] [2022-01-28 14:19:37,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:37,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:37,096 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:37,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:37,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:37,096 INFO L87 Difference]: Start difference. First operand 3152 states and 6128 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:39,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:39,372 INFO L93 Difference]: Finished difference Result 7113 states and 13732 transitions. [2022-01-28 14:19:39,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:19:39,372 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:39,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:39,381 INFO L225 Difference]: With dead ends: 7113 [2022-01-28 14:19:39,382 INFO L226 Difference]: Without dead ends: 7113 [2022-01-28 14:19:39,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 844 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=622, Invalid=2918, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:19:39,382 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1510 mSDsluCounter, 4266 mSDsCounter, 0 mSdLazyCounter, 4227 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1510 SdHoareTripleChecker+Valid, 4693 SdHoareTripleChecker+Invalid, 4559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 4227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:39,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1510 Valid, 4693 Invalid, 4559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 4227 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:19:39,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7113 states. [2022-01-28 14:19:39,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7113 to 3126. [2022-01-28 14:19:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3126 states, 3114 states have (on average 1.9511881824020552) internal successors, (6076), 3125 states have internal predecessors, (6076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:39,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3126 states to 3126 states and 6076 transitions. [2022-01-28 14:19:39,434 INFO L78 Accepts]: Start accepts. Automaton has 3126 states and 6076 transitions. Word has length 133 [2022-01-28 14:19:39,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:39,434 INFO L470 AbstractCegarLoop]: Abstraction has 3126 states and 6076 transitions. [2022-01-28 14:19:39,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:39,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 6076 transitions. [2022-01-28 14:19:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:39,435 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:39,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:39,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-01-28 14:19:39,436 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:39,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:39,436 INFO L85 PathProgramCache]: Analyzing trace with hash 1654309480, now seen corresponding path program 35 times [2022-01-28 14:19:39,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:39,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961617588] [2022-01-28 14:19:39,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:39,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:39,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:39,656 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:39,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961617588] [2022-01-28 14:19:39,656 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961617588] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:39,656 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:39,656 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:39,656 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087692215] [2022-01-28 14:19:39,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:39,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:39,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:39,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:39,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:39,657 INFO L87 Difference]: Start difference. First operand 3126 states and 6076 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:42,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:42,003 INFO L93 Difference]: Finished difference Result 8023 states and 15468 transitions. [2022-01-28 14:19:42,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-01-28 14:19:42,004 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:42,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:42,012 INFO L225 Difference]: With dead ends: 8023 [2022-01-28 14:19:42,012 INFO L226 Difference]: Without dead ends: 8003 [2022-01-28 14:19:42,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1097 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=731, Invalid=3429, Unknown=0, NotChecked=0, Total=4160 [2022-01-28 14:19:42,012 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1807 mSDsluCounter, 4251 mSDsCounter, 0 mSdLazyCounter, 4021 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 4665 SdHoareTripleChecker+Invalid, 4406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 4021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:42,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 4665 Invalid, 4406 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 4021 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:19:42,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8003 states. [2022-01-28 14:19:42,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8003 to 3222. [2022-01-28 14:19:42,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9538940809968848) internal successors, (6272), 3221 states have internal predecessors, (6272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:42,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6272 transitions. [2022-01-28 14:19:42,054 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6272 transitions. Word has length 133 [2022-01-28 14:19:42,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:42,054 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6272 transitions. [2022-01-28 14:19:42,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:42,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6272 transitions. [2022-01-28 14:19:42,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:42,055 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:42,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:42,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-01-28 14:19:42,056 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:42,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:42,056 INFO L85 PathProgramCache]: Analyzing trace with hash 522842859, now seen corresponding path program 33 times [2022-01-28 14:19:42,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:42,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030442171] [2022-01-28 14:19:42,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:42,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:42,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:42,320 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:42,320 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030442171] [2022-01-28 14:19:42,320 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030442171] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:42,320 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:42,320 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:19:42,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861930546] [2022-01-28 14:19:42,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:42,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:19:42,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:42,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:19:42,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:19:42,321 INFO L87 Difference]: Start difference. First operand 3222 states and 6272 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:45,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:45,350 INFO L93 Difference]: Finished difference Result 6909 states and 13387 transitions. [2022-01-28 14:19:45,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2022-01-28 14:19:45,351 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:45,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:45,359 INFO L225 Difference]: With dead ends: 6909 [2022-01-28 14:19:45,359 INFO L226 Difference]: Without dead ends: 6909 [2022-01-28 14:19:45,360 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3115 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=1511, Invalid=8389, Unknown=0, NotChecked=0, Total=9900 [2022-01-28 14:19:45,360 INFO L933 BasicCegarLoop]: 458 mSDtfsCounter, 1378 mSDsluCounter, 5234 mSDsCounter, 0 mSdLazyCounter, 5280 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1378 SdHoareTripleChecker+Valid, 5687 SdHoareTripleChecker+Invalid, 5403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 5280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:45,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1378 Valid, 5687 Invalid, 5403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 5280 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-01-28 14:19:45,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6909 states. [2022-01-28 14:19:45,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6909 to 3192. [2022-01-28 14:19:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9522012578616352) internal successors, (6208), 3191 states have internal predecessors, (6208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:45,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6208 transitions. [2022-01-28 14:19:45,399 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6208 transitions. Word has length 133 [2022-01-28 14:19:45,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:45,399 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6208 transitions. [2022-01-28 14:19:45,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:45,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6208 transitions. [2022-01-28 14:19:45,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:45,400 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:45,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:45,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-01-28 14:19:45,401 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:45,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:45,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1230282200, now seen corresponding path program 36 times [2022-01-28 14:19:45,401 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:45,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893153964] [2022-01-28 14:19:45,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:45,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:45,622 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:45,622 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893153964] [2022-01-28 14:19:45,622 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893153964] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:45,622 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:45,622 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:45,622 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134176542] [2022-01-28 14:19:45,622 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:45,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:45,622 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:45,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:45,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:45,623 INFO L87 Difference]: Start difference. First operand 3192 states and 6208 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:48,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:48,422 INFO L93 Difference]: Finished difference Result 8709 states and 16779 transitions. [2022-01-28 14:19:48,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:19:48,422 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:48,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:48,431 INFO L225 Difference]: With dead ends: 8709 [2022-01-28 14:19:48,431 INFO L226 Difference]: Without dead ends: 8709 [2022-01-28 14:19:48,432 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1229 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=831, Invalid=3725, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:19:48,432 INFO L933 BasicCegarLoop]: 462 mSDtfsCounter, 1575 mSDsluCounter, 4666 mSDsCounter, 0 mSdLazyCounter, 4540 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1575 SdHoareTripleChecker+Valid, 5123 SdHoareTripleChecker+Invalid, 4868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 4540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:48,432 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1575 Valid, 5123 Invalid, 4868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 4540 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-01-28 14:19:48,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-01-28 14:19:48,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 3194. [2022-01-28 14:19:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9522313010685104) internal successors, (6212), 3193 states have internal predecessors, (6212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:48,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6212 transitions. [2022-01-28 14:19:48,479 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6212 transitions. Word has length 133 [2022-01-28 14:19:48,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:48,479 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6212 transitions. [2022-01-28 14:19:48,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:48,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6212 transitions. [2022-01-28 14:19:48,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:48,480 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:48,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:48,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-01-28 14:19:48,480 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:48,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:48,481 INFO L85 PathProgramCache]: Analyzing trace with hash -847561812, now seen corresponding path program 37 times [2022-01-28 14:19:48,481 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:48,481 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183582054] [2022-01-28 14:19:48,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:48,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:48,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:48,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:48,679 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:48,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183582054] [2022-01-28 14:19:48,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183582054] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:48,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:48,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:48,679 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178374981] [2022-01-28 14:19:48,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:48,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:48,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:48,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:48,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:48,680 INFO L87 Difference]: Start difference. First operand 3194 states and 6212 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:51,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:51,568 INFO L93 Difference]: Finished difference Result 8848 states and 17057 transitions. [2022-01-28 14:19:51,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:19:51,569 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:51,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:51,594 INFO L225 Difference]: With dead ends: 8848 [2022-01-28 14:19:51,594 INFO L226 Difference]: Without dead ends: 8848 [2022-01-28 14:19:51,594 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1334 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=869, Invalid=3961, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:19:51,595 INFO L933 BasicCegarLoop]: 477 mSDtfsCounter, 1664 mSDsluCounter, 4968 mSDsCounter, 0 mSdLazyCounter, 5090 mSolverCounterSat, 362 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 5440 SdHoareTripleChecker+Invalid, 5452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 362 IncrementalHoareTripleChecker+Valid, 5090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:51,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 5440 Invalid, 5452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [362 Valid, 5090 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-01-28 14:19:51,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8848 states. [2022-01-28 14:19:51,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8848 to 3184. [2022-01-28 14:19:51,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3172 states have (on average 1.9520807061790668) internal successors, (6192), 3183 states have internal predecessors, (6192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 6192 transitions. [2022-01-28 14:19:51,637 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 6192 transitions. Word has length 133 [2022-01-28 14:19:51,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:51,637 INFO L470 AbstractCegarLoop]: Abstraction has 3184 states and 6192 transitions. [2022-01-28 14:19:51,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:51,637 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6192 transitions. [2022-01-28 14:19:51,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:51,638 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:51,638 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:51,638 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-01-28 14:19:51,638 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:51,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:51,639 INFO L85 PathProgramCache]: Analyzing trace with hash 969013032, now seen corresponding path program 38 times [2022-01-28 14:19:51,639 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:51,639 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [623238946] [2022-01-28 14:19:51,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:51,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:51,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:51,842 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:51,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [623238946] [2022-01-28 14:19:51,842 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [623238946] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:51,842 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:51,842 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:51,842 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982374271] [2022-01-28 14:19:51,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:51,842 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:51,842 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:51,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:51,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:51,843 INFO L87 Difference]: Start difference. First operand 3184 states and 6192 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:54,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:54,453 INFO L93 Difference]: Finished difference Result 7543 states and 14581 transitions. [2022-01-28 14:19:54,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:19:54,453 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:54,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:54,463 INFO L225 Difference]: With dead ends: 7543 [2022-01-28 14:19:54,463 INFO L226 Difference]: Without dead ends: 7523 [2022-01-28 14:19:54,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1175 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=844, Invalid=3712, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:19:54,464 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1584 mSDsluCounter, 4707 mSDsCounter, 0 mSdLazyCounter, 4561 mSolverCounterSat, 396 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1584 SdHoareTripleChecker+Valid, 5155 SdHoareTripleChecker+Invalid, 4957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 396 IncrementalHoareTripleChecker+Valid, 4561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:54,464 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1584 Valid, 5155 Invalid, 4957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [396 Valid, 4561 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:19:54,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7523 states. [2022-01-28 14:19:54,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7523 to 3132. [2022-01-28 14:19:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3132 states, 3120 states have (on average 1.9512820512820512) internal successors, (6088), 3131 states have internal predecessors, (6088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:54,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3132 states to 3132 states and 6088 transitions. [2022-01-28 14:19:54,520 INFO L78 Accepts]: Start accepts. Automaton has 3132 states and 6088 transitions. Word has length 133 [2022-01-28 14:19:54,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:54,520 INFO L470 AbstractCegarLoop]: Abstraction has 3132 states and 6088 transitions. [2022-01-28 14:19:54,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:54,520 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 6088 transitions. [2022-01-28 14:19:54,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:54,522 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:54,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:54,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-01-28 14:19:54,522 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:54,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:54,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1279777398, now seen corresponding path program 39 times [2022-01-28 14:19:54,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:54,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875956803] [2022-01-28 14:19:54,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:54,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:54,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:54,738 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:54,738 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875956803] [2022-01-28 14:19:54,739 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875956803] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:54,739 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:54,739 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:54,739 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382631447] [2022-01-28 14:19:54,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:54,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:54,739 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:54,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:54,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:54,739 INFO L87 Difference]: Start difference. First operand 3132 states and 6088 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:57,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:57,342 INFO L93 Difference]: Finished difference Result 7207 states and 13914 transitions. [2022-01-28 14:19:57,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:19:57,342 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:57,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:57,350 INFO L225 Difference]: With dead ends: 7207 [2022-01-28 14:19:57,350 INFO L226 Difference]: Without dead ends: 7207 [2022-01-28 14:19:57,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1089 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=777, Invalid=3513, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:19:57,350 INFO L933 BasicCegarLoop]: 453 mSDtfsCounter, 1534 mSDsluCounter, 4687 mSDsCounter, 0 mSdLazyCounter, 4702 mSolverCounterSat, 412 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 5136 SdHoareTripleChecker+Invalid, 5114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 412 IncrementalHoareTripleChecker+Valid, 4702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:57,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 5136 Invalid, 5114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [412 Valid, 4702 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-01-28 14:19:57,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7207 states. [2022-01-28 14:19:57,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7207 to 3062. [2022-01-28 14:19:57,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3062 states, 3050 states have (on average 1.9501639344262296) internal successors, (5948), 3061 states have internal predecessors, (5948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3062 states to 3062 states and 5948 transitions. [2022-01-28 14:19:57,385 INFO L78 Accepts]: Start accepts. Automaton has 3062 states and 5948 transitions. Word has length 133 [2022-01-28 14:19:57,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:19:57,386 INFO L470 AbstractCegarLoop]: Abstraction has 3062 states and 5948 transitions. [2022-01-28 14:19:57,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 5948 transitions. [2022-01-28 14:19:57,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:19:57,387 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:19:57,387 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:19:57,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-01-28 14:19:57,387 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:19:57,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:19:57,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1139240436, now seen corresponding path program 40 times [2022-01-28 14:19:57,387 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:19:57,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [757217847] [2022-01-28 14:19:57,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:19:57,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:19:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:19:57,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:19:57,593 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:19:57,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [757217847] [2022-01-28 14:19:57,593 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [757217847] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:19:57,593 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:19:57,593 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:19:57,593 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551807314] [2022-01-28 14:19:57,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:19:57,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:19:57,594 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:19:57,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:19:57,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:19:57,594 INFO L87 Difference]: Start difference. First operand 3062 states and 5948 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:19:59,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:19:59,986 INFO L93 Difference]: Finished difference Result 5538 states and 10650 transitions. [2022-01-28 14:19:59,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:19:59,986 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:19:59,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:19:59,992 INFO L225 Difference]: With dead ends: 5538 [2022-01-28 14:19:59,992 INFO L226 Difference]: Without dead ends: 5518 [2022-01-28 14:19:59,992 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:19:59,992 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1906 mSDsluCounter, 4002 mSDsCounter, 0 mSdLazyCounter, 4251 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1906 SdHoareTripleChecker+Valid, 4308 SdHoareTripleChecker+Invalid, 4554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 4251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:19:59,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1906 Valid, 4308 Invalid, 4554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 4251 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:19:59,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5518 states. [2022-01-28 14:20:00,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5518 to 3022. [2022-01-28 14:20:00,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3022 states, 3010 states have (on average 1.9495016611295681) internal successors, (5868), 3021 states have internal predecessors, (5868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:00,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 3022 states and 5868 transitions. [2022-01-28 14:20:00,026 INFO L78 Accepts]: Start accepts. Automaton has 3022 states and 5868 transitions. Word has length 133 [2022-01-28 14:20:00,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:00,026 INFO L470 AbstractCegarLoop]: Abstraction has 3022 states and 5868 transitions. [2022-01-28 14:20:00,026 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:00,026 INFO L276 IsEmpty]: Start isEmpty. Operand 3022 states and 5868 transitions. [2022-01-28 14:20:00,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:00,027 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:00,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:00,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-01-28 14:20:00,028 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:00,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:00,028 INFO L85 PathProgramCache]: Analyzing trace with hash 2024260239, now seen corresponding path program 34 times [2022-01-28 14:20:00,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:00,028 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22278832] [2022-01-28 14:20:00,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:00,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:00,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:00,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:00,247 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:00,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22278832] [2022-01-28 14:20:00,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22278832] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:00,247 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:00,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-01-28 14:20:00,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704467277] [2022-01-28 14:20:00,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:00,247 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-01-28 14:20:00,247 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:00,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-01-28 14:20:00,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=406, Unknown=0, NotChecked=0, Total=462 [2022-01-28 14:20:00,247 INFO L87 Difference]: Start difference. First operand 3022 states and 5868 transitions. Second operand has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:02,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:02,638 INFO L93 Difference]: Finished difference Result 4783 states and 9230 transitions. [2022-01-28 14:20:02,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2022-01-28 14:20:02,638 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:02,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:02,644 INFO L225 Difference]: With dead ends: 4783 [2022-01-28 14:20:02,644 INFO L226 Difference]: Without dead ends: 4783 [2022-01-28 14:20:02,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2006 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=981, Invalid=5661, Unknown=0, NotChecked=0, Total=6642 [2022-01-28 14:20:02,645 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1767 mSDsluCounter, 4103 mSDsCounter, 0 mSdLazyCounter, 4277 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1767 SdHoareTripleChecker+Valid, 4424 SdHoareTripleChecker+Invalid, 4414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 4277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:02,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1767 Valid, 4424 Invalid, 4414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 4277 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:20:02,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4783 states. [2022-01-28 14:20:02,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4783 to 2881. [2022-01-28 14:20:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2871 states have (on average 1.9474050853361198) internal successors, (5591), 2880 states have internal predecessors, (5591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:02,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5591 transitions. [2022-01-28 14:20:02,679 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5591 transitions. Word has length 133 [2022-01-28 14:20:02,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:02,679 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5591 transitions. [2022-01-28 14:20:02,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 6.333333333333333) internal successors, (133), 22 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:02,679 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5591 transitions. [2022-01-28 14:20:02,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:02,680 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:02,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:02,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-01-28 14:20:02,680 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:02,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:02,680 INFO L85 PathProgramCache]: Analyzing trace with hash 271135180, now seen corresponding path program 41 times [2022-01-28 14:20:02,680 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:02,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80335488] [2022-01-28 14:20:02,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:02,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:02,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:02,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:02,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:02,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80335488] [2022-01-28 14:20:02,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80335488] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:02,904 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:02,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:02,904 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056982769] [2022-01-28 14:20:02,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:02,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:02,904 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:02,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:02,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:02,905 INFO L87 Difference]: Start difference. First operand 2881 states and 5591 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:05,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:05,221 INFO L93 Difference]: Finished difference Result 6224 states and 11961 transitions. [2022-01-28 14:20:05,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:20:05,221 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:05,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:05,227 INFO L225 Difference]: With dead ends: 6224 [2022-01-28 14:20:05,227 INFO L226 Difference]: Without dead ends: 6224 [2022-01-28 14:20:05,228 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1356 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=830, Invalid=4140, Unknown=0, NotChecked=0, Total=4970 [2022-01-28 14:20:05,228 INFO L933 BasicCegarLoop]: 361 mSDtfsCounter, 2217 mSDsluCounter, 3485 mSDsCounter, 0 mSdLazyCounter, 3650 mSolverCounterSat, 417 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2217 SdHoareTripleChecker+Valid, 3842 SdHoareTripleChecker+Invalid, 4067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 417 IncrementalHoareTripleChecker+Valid, 3650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:05,228 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2217 Valid, 3842 Invalid, 4067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [417 Valid, 3650 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:20:05,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6224 states. [2022-01-28 14:20:05,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6224 to 2883. [2022-01-28 14:20:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9474416985729204) internal successors, (5595), 2882 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5595 transitions. [2022-01-28 14:20:05,262 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5595 transitions. Word has length 133 [2022-01-28 14:20:05,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:05,262 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5595 transitions. [2022-01-28 14:20:05,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5595 transitions. [2022-01-28 14:20:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:05,263 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:05,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:05,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-01-28 14:20:05,263 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:05,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:05,263 INFO L85 PathProgramCache]: Analyzing trace with hash 653855568, now seen corresponding path program 42 times [2022-01-28 14:20:05,263 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:05,263 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116681400] [2022-01-28 14:20:05,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:05,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:05,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:05,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:05,463 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:05,463 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116681400] [2022-01-28 14:20:05,463 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116681400] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:05,463 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:05,463 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:05,463 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481643460] [2022-01-28 14:20:05,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:05,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:05,464 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:05,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:05,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:05,464 INFO L87 Difference]: Start difference. First operand 2883 states and 5595 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:07,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:07,987 INFO L93 Difference]: Finished difference Result 6363 states and 12239 transitions. [2022-01-28 14:20:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:07,987 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:07,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:07,995 INFO L225 Difference]: With dead ends: 6363 [2022-01-28 14:20:07,995 INFO L226 Difference]: Without dead ends: 6363 [2022-01-28 14:20:07,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1466 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=864, Invalid=4392, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:20:07,995 INFO L933 BasicCegarLoop]: 376 mSDtfsCounter, 1934 mSDsluCounter, 4108 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 401 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1934 SdHoareTripleChecker+Valid, 4480 SdHoareTripleChecker+Invalid, 4690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 401 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:07,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1934 Valid, 4480 Invalid, 4690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [401 Valid, 4289 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:20:08,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6363 states. [2022-01-28 14:20:08,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6363 to 2873. [2022-01-28 14:20:08,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2873 states, 2863 states have (on average 1.9472581208522528) internal successors, (5575), 2872 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 2873 states and 5575 transitions. [2022-01-28 14:20:08,032 INFO L78 Accepts]: Start accepts. Automaton has 2873 states and 5575 transitions. Word has length 133 [2022-01-28 14:20:08,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:08,032 INFO L470 AbstractCegarLoop]: Abstraction has 2873 states and 5575 transitions. [2022-01-28 14:20:08,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 2873 states and 5575 transitions. [2022-01-28 14:20:08,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:08,033 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:08,033 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:08,033 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-01-28 14:20:08,033 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:08,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:08,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1824536884, now seen corresponding path program 43 times [2022-01-28 14:20:08,033 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:08,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542155630] [2022-01-28 14:20:08,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:08,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:08,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:08,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:08,239 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:08,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542155630] [2022-01-28 14:20:08,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542155630] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:08,239 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:08,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:08,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169057862] [2022-01-28 14:20:08,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:08,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:08,239 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:08,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:08,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:08,240 INFO L87 Difference]: Start difference. First operand 2873 states and 5575 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:10,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:10,796 INFO L93 Difference]: Finished difference Result 6302 states and 12111 transitions. [2022-01-28 14:20:10,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-01-28 14:20:10,796 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:10,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:10,802 INFO L225 Difference]: With dead ends: 6302 [2022-01-28 14:20:10,802 INFO L226 Difference]: Without dead ends: 6302 [2022-01-28 14:20:10,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1697 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1034, Invalid=4972, Unknown=0, NotChecked=0, Total=6006 [2022-01-28 14:20:10,802 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 1991 mSDsluCounter, 3664 mSDsCounter, 0 mSdLazyCounter, 3865 mSolverCounterSat, 389 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1991 SdHoareTripleChecker+Valid, 4029 SdHoareTripleChecker+Invalid, 4254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 389 IncrementalHoareTripleChecker+Valid, 3865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:10,803 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1991 Valid, 4029 Invalid, 4254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [389 Valid, 3865 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:20:10,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6302 states. [2022-01-28 14:20:10,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6302 to 2879. [2022-01-28 14:20:10,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2879 states, 2869 states have (on average 1.9473684210526316) internal successors, (5587), 2878 states have internal predecessors, (5587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:10,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2879 states and 5587 transitions. [2022-01-28 14:20:10,833 INFO L78 Accepts]: Start accepts. Automaton has 2879 states and 5587 transitions. Word has length 133 [2022-01-28 14:20:10,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:10,834 INFO L470 AbstractCegarLoop]: Abstraction has 2879 states and 5587 transitions. [2022-01-28 14:20:10,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:10,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5587 transitions. [2022-01-28 14:20:10,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:10,835 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:10,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:10,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-01-28 14:20:10,835 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:10,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:10,835 INFO L85 PathProgramCache]: Analyzing trace with hash 221639982, now seen corresponding path program 44 times [2022-01-28 14:20:10,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:10,835 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269978577] [2022-01-28 14:20:10,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:10,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:11,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:11,042 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:11,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269978577] [2022-01-28 14:20:11,042 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269978577] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:11,042 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:11,042 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:11,042 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832954907] [2022-01-28 14:20:11,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:11,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:11,043 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:11,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:11,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:11,043 INFO L87 Difference]: Start difference. First operand 2879 states and 5587 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:13,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:13,556 INFO L93 Difference]: Finished difference Result 6405 states and 12321 transitions. [2022-01-28 14:20:13,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:20:13,556 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:13,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:13,563 INFO L225 Difference]: With dead ends: 6405 [2022-01-28 14:20:13,564 INFO L226 Difference]: Without dead ends: 6405 [2022-01-28 14:20:13,564 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1591 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=967, Invalid=4733, Unknown=0, NotChecked=0, Total=5700 [2022-01-28 14:20:13,564 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1979 mSDsluCounter, 3805 mSDsCounter, 0 mSdLazyCounter, 4076 mSolverCounterSat, 409 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1979 SdHoareTripleChecker+Valid, 4183 SdHoareTripleChecker+Invalid, 4485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 409 IncrementalHoareTripleChecker+Valid, 4076 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:13,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1979 Valid, 4183 Invalid, 4485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [409 Valid, 4076 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-01-28 14:20:13,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6405 states. [2022-01-28 14:20:13,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6405 to 2857. [2022-01-28 14:20:13,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.9469617140850017) internal successors, (5543), 2856 states have internal predecessors, (5543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:13,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5543 transitions. [2022-01-28 14:20:13,605 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5543 transitions. Word has length 133 [2022-01-28 14:20:13,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:13,605 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5543 transitions. [2022-01-28 14:20:13,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:13,605 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5543 transitions. [2022-01-28 14:20:13,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:13,612 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:13,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:13,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-01-28 14:20:13,612 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:13,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:13,612 INFO L85 PathProgramCache]: Analyzing trace with hash 373155208, now seen corresponding path program 45 times [2022-01-28 14:20:13,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:13,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104931874] [2022-01-28 14:20:13,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:13,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:13,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:13,829 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:13,829 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104931874] [2022-01-28 14:20:13,829 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104931874] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:13,829 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:13,830 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:13,830 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141051795] [2022-01-28 14:20:13,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:13,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:13,830 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:13,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:13,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:13,830 INFO L87 Difference]: Start difference. First operand 2857 states and 5543 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:15,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:15,860 INFO L93 Difference]: Finished difference Result 4722 states and 9092 transitions. [2022-01-28 14:20:15,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:15,860 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:15,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:15,866 INFO L225 Difference]: With dead ends: 4722 [2022-01-28 14:20:15,866 INFO L226 Difference]: Without dead ends: 4722 [2022-01-28 14:20:15,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=879, Invalid=4377, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:20:15,867 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1332 mSDsluCounter, 3414 mSDsCounter, 0 mSdLazyCounter, 2959 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 3735 SdHoareTripleChecker+Invalid, 3278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 2959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:15,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 3735 Invalid, 3278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 2959 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:20:15,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4722 states. [2022-01-28 14:20:15,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4722 to 2864. [2022-01-28 14:20:15,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2854 states have (on average 1.9470918009810791) internal successors, (5557), 2863 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5557 transitions. [2022-01-28 14:20:15,901 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5557 transitions. Word has length 133 [2022-01-28 14:20:15,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:15,901 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5557 transitions. [2022-01-28 14:20:15,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:15,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5557 transitions. [2022-01-28 14:20:15,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:15,902 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:15,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:15,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-01-28 14:20:15,902 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:15,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:15,902 INFO L85 PathProgramCache]: Analyzing trace with hash -1875635222, now seen corresponding path program 46 times [2022-01-28 14:20:15,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:15,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935072314] [2022-01-28 14:20:15,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:15,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:16,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:16,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935072314] [2022-01-28 14:20:16,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935072314] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:16,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:16,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:16,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749292430] [2022-01-28 14:20:16,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:16,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:16,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:16,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:16,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:16,137 INFO L87 Difference]: Start difference. First operand 2864 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:18,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:18,427 INFO L93 Difference]: Finished difference Result 4825 states and 9302 transitions. [2022-01-28 14:20:18,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:20:18,428 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:18,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:18,433 INFO L225 Difference]: With dead ends: 4825 [2022-01-28 14:20:18,433 INFO L226 Difference]: Without dead ends: 4825 [2022-01-28 14:20:18,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1312 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=820, Invalid=4150, Unknown=0, NotChecked=0, Total=4970 [2022-01-28 14:20:18,434 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1007 mSDsluCounter, 4000 mSDsCounter, 0 mSdLazyCounter, 3623 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 4333 SdHoareTripleChecker+Invalid, 3871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 3623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:18,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 4333 Invalid, 3871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 3623 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:20:18,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4825 states. [2022-01-28 14:20:18,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4825 to 2847. [2022-01-28 14:20:18,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2847 states, 2837 states have (on average 1.946774762072612) internal successors, (5523), 2846 states have internal predecessors, (5523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:18,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2847 states to 2847 states and 5523 transitions. [2022-01-28 14:20:18,472 INFO L78 Accepts]: Start accepts. Automaton has 2847 states and 5523 transitions. Word has length 133 [2022-01-28 14:20:18,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:18,472 INFO L470 AbstractCegarLoop]: Abstraction has 2847 states and 5523 transitions. [2022-01-28 14:20:18,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:18,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2847 states and 5523 transitions. [2022-01-28 14:20:18,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:18,473 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:18,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:18,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-01-28 14:20:18,473 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:18,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:18,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1549538778, now seen corresponding path program 47 times [2022-01-28 14:20:18,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:18,474 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [584536761] [2022-01-28 14:20:18,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:18,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:18,694 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:18,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [584536761] [2022-01-28 14:20:18,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [584536761] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:18,694 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:18,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:18,694 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852831399] [2022-01-28 14:20:18,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:18,694 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:18,694 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:18,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:18,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:18,694 INFO L87 Difference]: Start difference. First operand 2847 states and 5523 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:21,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:21,054 INFO L93 Difference]: Finished difference Result 4765 states and 9175 transitions. [2022-01-28 14:20:21,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-01-28 14:20:21,054 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:21,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:21,059 INFO L225 Difference]: With dead ends: 4765 [2022-01-28 14:20:21,059 INFO L226 Difference]: Without dead ends: 4765 [2022-01-28 14:20:21,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=967, Invalid=4145, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:21,060 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1298 mSDsluCounter, 3552 mSDsCounter, 0 mSdLazyCounter, 3649 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1298 SdHoareTripleChecker+Valid, 3940 SdHoareTripleChecker+Invalid, 3964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 3649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:21,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1298 Valid, 3940 Invalid, 3964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 3649 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:20:21,064 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-01-28 14:20:21,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2826. [2022-01-28 14:20:21,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2826 states, 2816 states have (on average 1.9463778409090908) internal successors, (5481), 2825 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) [2022-01-28 14:20:21,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2826 states to 2826 states and 5481 transitions. [2022-01-28 14:20:21,089 INFO L78 Accepts]: Start accepts. Automaton has 2826 states and 5481 transitions. Word has length 133 [2022-01-28 14:20:21,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:21,089 INFO L470 AbstractCegarLoop]: Abstraction has 2826 states and 5481 transitions. [2022-01-28 14:20:21,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:21,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2826 states and 5481 transitions. [2022-01-28 14:20:21,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-01-28 14:20:21,090 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:21,090 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:21,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-01-28 14:20:21,090 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:21,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:21,090 INFO L85 PathProgramCache]: Analyzing trace with hash 496638088, now seen corresponding path program 48 times [2022-01-28 14:20:21,091 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:21,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [442481841] [2022-01-28 14:20:21,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:21,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:21,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:21,299 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:21,299 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [442481841] [2022-01-28 14:20:21,300 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [442481841] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:21,300 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:21,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:20:21,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536665979] [2022-01-28 14:20:21,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:21,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:20:21,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:21,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:20:21,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:20:21,301 INFO L87 Difference]: Start difference. First operand 2826 states and 5481 transitions. Second operand has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:23,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:23,517 INFO L93 Difference]: Finished difference Result 4693 states and 9035 transitions. [2022-01-28 14:20:23,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-01-28 14:20:23,517 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 133 [2022-01-28 14:20:23,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:23,522 INFO L225 Difference]: With dead ends: 4693 [2022-01-28 14:20:23,522 INFO L226 Difference]: Without dead ends: 4693 [2022-01-28 14:20:23,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1231 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=903, Invalid=3927, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:20:23,523 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 1262 mSDsluCounter, 3418 mSDsCounter, 0 mSdLazyCounter, 3556 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1262 SdHoareTripleChecker+Valid, 3820 SdHoareTripleChecker+Invalid, 3891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 3556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:23,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1262 Valid, 3820 Invalid, 3891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 3556 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-01-28 14:20:23,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-01-28 14:20:23,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2628. [2022-01-28 14:20:23,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2628 states, 2619 states have (on average 1.9415807560137457) internal successors, (5085), 2627 states have internal predecessors, (5085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:23,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2628 states to 2628 states and 5085 transitions. [2022-01-28 14:20:23,550 INFO L78 Accepts]: Start accepts. Automaton has 2628 states and 5085 transitions. Word has length 133 [2022-01-28 14:20:23,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:23,550 INFO L470 AbstractCegarLoop]: Abstraction has 2628 states and 5085 transitions. [2022-01-28 14:20:23,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.0) internal successors, (133), 20 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:23,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2628 states and 5085 transitions. [2022-01-28 14:20:23,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:23,551 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:23,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:23,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-01-28 14:20:23,552 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:23,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:23,552 INFO L85 PathProgramCache]: Analyzing trace with hash -471777954, now seen corresponding path program 1 times [2022-01-28 14:20:23,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:23,552 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291371717] [2022-01-28 14:20:23,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:23,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:23,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:23,856 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:23,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291371717] [2022-01-28 14:20:23,856 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291371717] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:23,856 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:23,856 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:23,856 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013184054] [2022-01-28 14:20:23,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:23,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:23,856 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:23,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:23,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:23,857 INFO L87 Difference]: Start difference. First operand 2628 states and 5085 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:25,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:25,649 INFO L93 Difference]: Finished difference Result 3508 states and 6819 transitions. [2022-01-28 14:20:25,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:20:25,649 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:25,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:25,653 INFO L225 Difference]: With dead ends: 3508 [2022-01-28 14:20:25,653 INFO L226 Difference]: Without dead ends: 3508 [2022-01-28 14:20:25,654 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=762, Invalid=3528, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:20:25,654 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1541 mSDsluCounter, 3030 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 3298 SdHoareTripleChecker+Invalid, 2496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:25,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 3298 Invalid, 2496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:25,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2022-01-28 14:20:25,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 2759. [2022-01-28 14:20:25,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2759 states, 2750 states have (on average 1.9443636363636363) internal successors, (5347), 2758 states have internal predecessors, (5347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:25,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2759 states to 2759 states and 5347 transitions. [2022-01-28 14:20:25,694 INFO L78 Accepts]: Start accepts. Automaton has 2759 states and 5347 transitions. Word has length 141 [2022-01-28 14:20:25,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:25,694 INFO L470 AbstractCegarLoop]: Abstraction has 2759 states and 5347 transitions. [2022-01-28 14:20:25,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:25,694 INFO L276 IsEmpty]: Start isEmpty. Operand 2759 states and 5347 transitions. [2022-01-28 14:20:25,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:25,696 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:25,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:25,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-01-28 14:20:25,696 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:25,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:25,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1971001216, now seen corresponding path program 2 times [2022-01-28 14:20:25,696 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:25,696 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473988118] [2022-01-28 14:20:25,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:25,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:26,007 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:26,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473988118] [2022-01-28 14:20:26,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473988118] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:26,007 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:26,007 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:26,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183326465] [2022-01-28 14:20:26,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:26,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:26,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:26,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:26,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:26,008 INFO L87 Difference]: Start difference. First operand 2759 states and 5347 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:27,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:27,871 INFO L93 Difference]: Finished difference Result 3550 states and 6901 transitions. [2022-01-28 14:20:27,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:20:27,872 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:27,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:27,875 INFO L225 Difference]: With dead ends: 3550 [2022-01-28 14:20:27,876 INFO L226 Difference]: Without dead ends: 3550 [2022-01-28 14:20:27,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:20:27,876 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1694 mSDsluCounter, 2786 mSDsCounter, 0 mSdLazyCounter, 2188 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1694 SdHoareTripleChecker+Valid, 3062 SdHoareTripleChecker+Invalid, 2392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 2188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:27,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1694 Valid, 3062 Invalid, 2392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 2188 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:27,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3550 states. [2022-01-28 14:20:27,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3550 to 2770. [2022-01-28 14:20:27,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2770 states, 2761 states have (on average 1.9445852951829048) internal successors, (5369), 2769 states have internal predecessors, (5369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2770 states and 5369 transitions. [2022-01-28 14:20:27,902 INFO L78 Accepts]: Start accepts. Automaton has 2770 states and 5369 transitions. Word has length 141 [2022-01-28 14:20:27,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:27,902 INFO L470 AbstractCegarLoop]: Abstraction has 2770 states and 5369 transitions. [2022-01-28 14:20:27,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 5369 transitions. [2022-01-28 14:20:27,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:27,904 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:27,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:27,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-01-28 14:20:27,904 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:27,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:27,904 INFO L85 PathProgramCache]: Analyzing trace with hash 162601502, now seen corresponding path program 3 times [2022-01-28 14:20:27,904 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:27,904 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215656387] [2022-01-28 14:20:27,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:27,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:28,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:28,206 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:28,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215656387] [2022-01-28 14:20:28,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215656387] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:28,207 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:28,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:28,207 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070145432] [2022-01-28 14:20:28,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:28,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:28,207 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:28,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:28,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:28,208 INFO L87 Difference]: Start difference. First operand 2770 states and 5369 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:30,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:30,070 INFO L93 Difference]: Finished difference Result 3586 states and 6971 transitions. [2022-01-28 14:20:30,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:30,070 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:30,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:30,074 INFO L225 Difference]: With dead ends: 3586 [2022-01-28 14:20:30,074 INFO L226 Difference]: Without dead ends: 3586 [2022-01-28 14:20:30,075 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1453 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:30,075 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1557 mSDsluCounter, 2760 mSDsCounter, 0 mSdLazyCounter, 2068 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 3044 SdHoareTripleChecker+Invalid, 2281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 2068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:30,075 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 3044 Invalid, 2281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 2068 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:20:30,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3586 states. [2022-01-28 14:20:30,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3586 to 2781. [2022-01-28 14:20:30,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2781 states, 2772 states have (on average 1.9448051948051948) internal successors, (5391), 2780 states have internal predecessors, (5391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:30,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2781 states to 2781 states and 5391 transitions. [2022-01-28 14:20:30,099 INFO L78 Accepts]: Start accepts. Automaton has 2781 states and 5391 transitions. Word has length 141 [2022-01-28 14:20:30,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:30,099 INFO L470 AbstractCegarLoop]: Abstraction has 2781 states and 5391 transitions. [2022-01-28 14:20:30,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:30,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2781 states and 5391 transitions. [2022-01-28 14:20:30,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:30,100 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:30,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:30,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-01-28 14:20:30,102 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:30,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:30,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1547297472, now seen corresponding path program 4 times [2022-01-28 14:20:30,104 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:30,104 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425112348] [2022-01-28 14:20:30,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:30,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:30,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:30,418 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:30,418 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425112348] [2022-01-28 14:20:30,418 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425112348] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:30,418 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:30,418 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:30,418 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761120786] [2022-01-28 14:20:30,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:30,419 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:30,419 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:30,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:30,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:30,419 INFO L87 Difference]: Start difference. First operand 2781 states and 5391 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:32,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:32,399 INFO L93 Difference]: Finished difference Result 3628 states and 7053 transitions. [2022-01-28 14:20:32,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:20:32,400 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:32,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:32,405 INFO L225 Difference]: With dead ends: 3628 [2022-01-28 14:20:32,405 INFO L226 Difference]: Without dead ends: 3628 [2022-01-28 14:20:32,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1556 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:20:32,406 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1445 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 2330 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 3389 SdHoareTripleChecker+Invalid, 2583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:32,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 3389 Invalid, 2583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2330 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:32,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3628 states. [2022-01-28 14:20:32,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3628 to 2792. [2022-01-28 14:20:32,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2783 states have (on average 1.9450233560905497) internal successors, (5413), 2791 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) [2022-01-28 14:20:32,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5413 transitions. [2022-01-28 14:20:32,433 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5413 transitions. Word has length 141 [2022-01-28 14:20:32,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:32,433 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5413 transitions. [2022-01-28 14:20:32,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:32,433 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5413 transitions. [2022-01-28 14:20:32,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:32,434 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:32,435 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:32,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-01-28 14:20:32,435 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:32,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:32,435 INFO L85 PathProgramCache]: Analyzing trace with hash -90528034, now seen corresponding path program 5 times [2022-01-28 14:20:32,435 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:32,435 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158370312] [2022-01-28 14:20:32,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:32,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:32,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:32,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:32,736 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:32,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158370312] [2022-01-28 14:20:32,736 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158370312] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:32,736 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:32,736 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:32,736 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551954474] [2022-01-28 14:20:32,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:32,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:32,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:32,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:32,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:32,737 INFO L87 Difference]: Start difference. First operand 2792 states and 5413 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:34,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:34,707 INFO L93 Difference]: Finished difference Result 4623 states and 8970 transitions. [2022-01-28 14:20:34,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:20:34,707 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:34,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:34,711 INFO L225 Difference]: With dead ends: 4623 [2022-01-28 14:20:34,711 INFO L226 Difference]: Without dead ends: 4623 [2022-01-28 14:20:34,712 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-01-28 14:20:34,712 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1868 mSDsluCounter, 3434 mSDsCounter, 0 mSdLazyCounter, 2532 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1868 SdHoareTripleChecker+Valid, 3746 SdHoareTripleChecker+Invalid, 2697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 2532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:34,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1868 Valid, 3746 Invalid, 2697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 2532 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:34,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4623 states. [2022-01-28 14:20:34,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4623 to 2876. [2022-01-28 14:20:34,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:34,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-01-28 14:20:34,739 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-01-28 14:20:34,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:34,739 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-01-28 14:20:34,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:34,739 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-01-28 14:20:34,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:34,740 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:34,740 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:34,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-01-28 14:20:34,741 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:34,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:34,741 INFO L85 PathProgramCache]: Analyzing trace with hash -1807168428, now seen corresponding path program 6 times [2022-01-28 14:20:34,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:34,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595183295] [2022-01-28 14:20:34,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:34,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:35,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:35,111 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:35,111 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595183295] [2022-01-28 14:20:35,111 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595183295] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:35,111 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:35,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:35,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709684852] [2022-01-28 14:20:35,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:35,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:35,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:35,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:35,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:35,112 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:37,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:37,020 INFO L93 Difference]: Finished difference Result 3187 states and 6156 transitions. [2022-01-28 14:20:37,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:20:37,021 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:37,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:37,024 INFO L225 Difference]: With dead ends: 3187 [2022-01-28 14:20:37,024 INFO L226 Difference]: Without dead ends: 3187 [2022-01-28 14:20:37,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2022-01-28 14:20:37,025 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1102 mSDsluCounter, 3408 mSDsCounter, 0 mSdLazyCounter, 2456 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1102 SdHoareTripleChecker+Valid, 3714 SdHoareTripleChecker+Invalid, 2598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:37,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1102 Valid, 3714 Invalid, 2598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2456 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:20:37,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3187 states. [2022-01-28 14:20:37,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3187 to 2876. [2022-01-28 14:20:37,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:37,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-01-28 14:20:37,049 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-01-28 14:20:37,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:37,049 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-01-28 14:20:37,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:37,049 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-01-28 14:20:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:37,051 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:37,051 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:37,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-01-28 14:20:37,051 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:37,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:37,051 INFO L85 PathProgramCache]: Analyzing trace with hash 1713242206, now seen corresponding path program 7 times [2022-01-28 14:20:37,051 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:37,051 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043590963] [2022-01-28 14:20:37,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:37,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:37,444 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:37,444 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043590963] [2022-01-28 14:20:37,444 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043590963] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:37,444 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:37,444 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:37,444 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235338333] [2022-01-28 14:20:37,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:37,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:37,445 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:37,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:37,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:37,445 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:39,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:39,250 INFO L93 Difference]: Finished difference Result 3219 states and 6219 transitions. [2022-01-28 14:20:39,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:20:39,251 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:39,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:39,255 INFO L225 Difference]: With dead ends: 3219 [2022-01-28 14:20:39,255 INFO L226 Difference]: Without dead ends: 3219 [2022-01-28 14:20:39,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1343 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=932, Invalid=3898, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:20:39,255 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1204 mSDsluCounter, 2829 mSDsCounter, 0 mSdLazyCounter, 2029 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 3136 SdHoareTripleChecker+Invalid, 2188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:39,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 3136 Invalid, 2188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2029 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:20:39,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3219 states. [2022-01-28 14:20:39,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3219 to 2882. [2022-01-28 14:20:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2882 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2881 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) [2022-01-28 14:20:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 5593 transitions. [2022-01-28 14:20:39,279 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 5593 transitions. Word has length 141 [2022-01-28 14:20:39,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:39,279 INFO L470 AbstractCegarLoop]: Abstraction has 2882 states and 5593 transitions. [2022-01-28 14:20:39,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5593 transitions. [2022-01-28 14:20:39,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:39,281 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:39,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:39,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-01-28 14:20:39,281 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:39,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:39,281 INFO L85 PathProgramCache]: Analyzing trace with hash -138945920, now seen corresponding path program 8 times [2022-01-28 14:20:39,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:39,281 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326993437] [2022-01-28 14:20:39,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:39,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:39,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:39,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:39,688 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:39,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326993437] [2022-01-28 14:20:39,688 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326993437] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:39,688 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:39,688 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:39,688 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176839767] [2022-01-28 14:20:39,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:39,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:39,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:39,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:39,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:39,689 INFO L87 Difference]: Start difference. First operand 2882 states and 5593 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:41,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:41,729 INFO L93 Difference]: Finished difference Result 3227 states and 6234 transitions. [2022-01-28 14:20:41,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:41,729 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:41,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:41,732 INFO L225 Difference]: With dead ends: 3227 [2022-01-28 14:20:41,732 INFO L226 Difference]: Without dead ends: 3227 [2022-01-28 14:20:41,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:41,733 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1119 mSDsluCounter, 3459 mSDsCounter, 0 mSdLazyCounter, 2571 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 3774 SdHoareTripleChecker+Invalid, 2728 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 2571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:41,733 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 3774 Invalid, 2728 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 2571 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:20:41,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-01-28 14:20:41,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 2876. [2022-01-28 14:20:41,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:41,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-01-28 14:20:41,756 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-01-28 14:20:41,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:41,756 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-01-28 14:20:41,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:41,756 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-01-28 14:20:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:41,757 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:41,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:41,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-01-28 14:20:41,758 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:41,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:41,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1132222956, now seen corresponding path program 9 times [2022-01-28 14:20:41,758 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:41,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [347771807] [2022-01-28 14:20:41,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:41,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:41,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:42,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:42,130 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:42,131 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [347771807] [2022-01-28 14:20:42,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [347771807] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:42,131 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:42,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:42,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617998278] [2022-01-28 14:20:42,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:42,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:42,131 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:42,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:42,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:42,131 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:43,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:43,936 INFO L93 Difference]: Finished difference Result 3220 states and 6222 transitions. [2022-01-28 14:20:43,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:20:43,937 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:43,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:43,952 INFO L225 Difference]: With dead ends: 3220 [2022-01-28 14:20:43,952 INFO L226 Difference]: Without dead ends: 3220 [2022-01-28 14:20:43,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=863, Invalid=3693, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:20:43,953 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1220 mSDsluCounter, 2603 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2883 SdHoareTripleChecker+Invalid, 2081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:43,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2883 Invalid, 2081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:20:43,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3220 states. [2022-01-28 14:20:43,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3220 to 2888. [2022-01-28 14:20:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2888 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2887 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:43,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2888 states to 2888 states and 5605 transitions. [2022-01-28 14:20:43,977 INFO L78 Accepts]: Start accepts. Automaton has 2888 states and 5605 transitions. Word has length 141 [2022-01-28 14:20:43,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:43,978 INFO L470 AbstractCegarLoop]: Abstraction has 2888 states and 5605 transitions. [2022-01-28 14:20:43,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2888 states and 5605 transitions. [2022-01-28 14:20:43,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:43,979 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:43,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:43,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-01-28 14:20:43,979 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:43,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:43,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1310556214, now seen corresponding path program 10 times [2022-01-28 14:20:43,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:43,980 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144492041] [2022-01-28 14:20:43,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:43,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:44,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:44,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:44,341 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:44,341 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144492041] [2022-01-28 14:20:44,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144492041] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:44,341 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:44,341 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:44,341 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860274091] [2022-01-28 14:20:44,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:44,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:44,341 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:44,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:44,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:44,342 INFO L87 Difference]: Start difference. First operand 2888 states and 5605 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:46,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:46,405 INFO L93 Difference]: Finished difference Result 3254 states and 6288 transitions. [2022-01-28 14:20:46,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:46,405 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:46,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:46,408 INFO L225 Difference]: With dead ends: 3254 [2022-01-28 14:20:46,408 INFO L226 Difference]: Without dead ends: 3254 [2022-01-28 14:20:46,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1439 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:46,409 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1101 mSDsluCounter, 3350 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 3638 SdHoareTripleChecker+Invalid, 2741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:46,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 3638 Invalid, 2741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:20:46,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3254 states. [2022-01-28 14:20:46,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3254 to 2882. [2022-01-28 14:20:46,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2882 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2881 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) [2022-01-28 14:20:46,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 2882 states and 5593 transitions. [2022-01-28 14:20:46,443 INFO L78 Accepts]: Start accepts. Automaton has 2882 states and 5593 transitions. Word has length 141 [2022-01-28 14:20:46,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:46,443 INFO L470 AbstractCegarLoop]: Abstraction has 2882 states and 5593 transitions. [2022-01-28 14:20:46,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:46,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2882 states and 5593 transitions. [2022-01-28 14:20:46,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:46,444 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:46,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:46,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-01-28 14:20:46,444 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:46,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:46,445 INFO L85 PathProgramCache]: Analyzing trace with hash -497843500, now seen corresponding path program 11 times [2022-01-28 14:20:46,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:46,445 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764188391] [2022-01-28 14:20:46,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:46,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:46,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:46,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:46,797 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:46,797 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764188391] [2022-01-28 14:20:46,797 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764188391] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:46,797 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:46,797 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:46,797 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522009377] [2022-01-28 14:20:46,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:46,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:46,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:46,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:46,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:46,798 INFO L87 Difference]: Start difference. First operand 2882 states and 5593 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:48,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:48,742 INFO L93 Difference]: Finished difference Result 3267 states and 6312 transitions. [2022-01-28 14:20:48,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:48,743 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:48,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:48,746 INFO L225 Difference]: With dead ends: 3267 [2022-01-28 14:20:48,746 INFO L226 Difference]: Without dead ends: 3267 [2022-01-28 14:20:48,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1430 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:48,746 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1241 mSDsluCounter, 2814 mSDsCounter, 0 mSdLazyCounter, 2084 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1241 SdHoareTripleChecker+Valid, 3111 SdHoareTripleChecker+Invalid, 2279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 2084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:48,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1241 Valid, 3111 Invalid, 2279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 2084 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:48,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3267 states. [2022-01-28 14:20:48,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3267 to 2876. [2022-01-28 14:20:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:48,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-01-28 14:20:48,769 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-01-28 14:20:48,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:48,769 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-01-28 14:20:48,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:48,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-01-28 14:20:48,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:48,770 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:48,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:48,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-01-28 14:20:48,770 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:48,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:48,771 INFO L85 PathProgramCache]: Analyzing trace with hash -137793890, now seen corresponding path program 12 times [2022-01-28 14:20:48,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:48,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780906214] [2022-01-28 14:20:48,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:48,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:48,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:49,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:49,122 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:49,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780906214] [2022-01-28 14:20:49,123 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780906214] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:49,123 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:49,123 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:49,123 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700399301] [2022-01-28 14:20:49,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:49,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:49,123 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:49,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:49,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=367, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:49,123 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:50,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:50,876 INFO L93 Difference]: Finished difference Result 3206 states and 6194 transitions. [2022-01-28 14:20:50,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:20:50,891 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:50,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:50,894 INFO L225 Difference]: With dead ends: 3206 [2022-01-28 14:20:50,894 INFO L226 Difference]: Without dead ends: 3206 [2022-01-28 14:20:50,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1153 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=797, Invalid=3493, Unknown=0, NotChecked=0, Total=4290 [2022-01-28 14:20:50,895 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1195 mSDsluCounter, 2821 mSDsCounter, 0 mSdLazyCounter, 2161 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 3085 SdHoareTripleChecker+Invalid, 2334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 2161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:50,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 3085 Invalid, 2334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 2161 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:20:50,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3206 states. [2022-01-28 14:20:50,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3206 to 2870. [2022-01-28 14:20:50,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2861 states have (on average 1.9465221950367004) internal successors, (5569), 2869 states have internal predecessors, (5569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:50,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5569 transitions. [2022-01-28 14:20:50,920 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5569 transitions. Word has length 141 [2022-01-28 14:20:50,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:50,920 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5569 transitions. [2022-01-28 14:20:50,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5569 transitions. [2022-01-28 14:20:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:50,921 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:50,922 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:50,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-01-28 14:20:50,922 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:50,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:50,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1989982016, now seen corresponding path program 13 times [2022-01-28 14:20:50,922 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:50,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547033286] [2022-01-28 14:20:50,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:50,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:51,284 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:51,284 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547033286] [2022-01-28 14:20:51,284 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547033286] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:51,284 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:51,284 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:51,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691340117] [2022-01-28 14:20:51,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:51,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:51,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:51,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:51,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:51,284 INFO L87 Difference]: Start difference. First operand 2870 states and 5569 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:53,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:53,205 INFO L93 Difference]: Finished difference Result 3240 states and 6260 transitions. [2022-01-28 14:20:53,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-01-28 14:20:53,205 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:53,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:53,209 INFO L225 Difference]: With dead ends: 3240 [2022-01-28 14:20:53,209 INFO L226 Difference]: Without dead ends: 3240 [2022-01-28 14:20:53,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1338 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=888, Invalid=3942, Unknown=0, NotChecked=0, Total=4830 [2022-01-28 14:20:53,210 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1302 mSDsluCounter, 2937 mSDsCounter, 0 mSdLazyCounter, 2376 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 3209 SdHoareTripleChecker+Invalid, 2567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:53,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 3209 Invalid, 2567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2376 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:53,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3240 states. [2022-01-28 14:20:53,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3240 to 2864. [2022-01-28 14:20:53,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2863 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:53,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5557 transitions. [2022-01-28 14:20:53,244 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5557 transitions. Word has length 141 [2022-01-28 14:20:53,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:53,244 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5557 transitions. [2022-01-28 14:20:53,244 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:53,244 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5557 transitions. [2022-01-28 14:20:53,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:53,245 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:53,245 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:53,246 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-01-28 14:20:53,246 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:53,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:53,246 INFO L85 PathProgramCache]: Analyzing trace with hash 496585566, now seen corresponding path program 14 times [2022-01-28 14:20:53,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:53,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492760967] [2022-01-28 14:20:53,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:53,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:53,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:53,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:53,581 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:53,582 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492760967] [2022-01-28 14:20:53,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492760967] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:53,582 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:53,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:53,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104811890] [2022-01-28 14:20:53,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:53,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:53,582 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:53,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:53,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:53,583 INFO L87 Difference]: Start difference. First operand 2864 states and 5557 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:55,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:55,687 INFO L93 Difference]: Finished difference Result 3271 states and 6320 transitions. [2022-01-28 14:20:55,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:55,687 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:55,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:55,691 INFO L225 Difference]: With dead ends: 3271 [2022-01-28 14:20:55,691 INFO L226 Difference]: Without dead ends: 3271 [2022-01-28 14:20:55,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1437 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=924, Invalid=4188, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:55,692 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 1095 mSDsluCounter, 2870 mSDsCounter, 0 mSdLazyCounter, 2175 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1095 SdHoareTripleChecker+Valid, 3151 SdHoareTripleChecker+Invalid, 2369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 2175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:55,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1095 Valid, 3151 Invalid, 2369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 2175 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:55,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3271 states. [2022-01-28 14:20:55,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3271 to 2858. [2022-01-28 14:20:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2858 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2857 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:55,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2858 states to 2858 states and 5545 transitions. [2022-01-28 14:20:55,720 INFO L78 Accepts]: Start accepts. Automaton has 2858 states and 5545 transitions. Word has length 141 [2022-01-28 14:20:55,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:55,721 INFO L470 AbstractCegarLoop]: Abstraction has 2858 states and 5545 transitions. [2022-01-28 14:20:55,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 2858 states and 5545 transitions. [2022-01-28 14:20:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:55,722 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:55,722 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:55,722 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-01-28 14:20:55,722 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:55,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:55,722 INFO L85 PathProgramCache]: Analyzing trace with hash 1881281536, now seen corresponding path program 15 times [2022-01-28 14:20:55,722 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:55,722 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812895518] [2022-01-28 14:20:55,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:55,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:56,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:56,188 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:56,188 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812895518] [2022-01-28 14:20:56,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812895518] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:56,188 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:56,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:56,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [297654632] [2022-01-28 14:20:56,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:56,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:56,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:56,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:56,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:56,189 INFO L87 Difference]: Start difference. First operand 2858 states and 5545 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:58,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:20:58,515 INFO L93 Difference]: Finished difference Result 3267 states and 6310 transitions. [2022-01-28 14:20:58,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:20:58,515 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:20:58,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:20:58,519 INFO L225 Difference]: With dead ends: 3267 [2022-01-28 14:20:58,519 INFO L226 Difference]: Without dead ends: 3267 [2022-01-28 14:20:58,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1428 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:20:58,519 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1320 mSDsluCounter, 2660 mSDsCounter, 0 mSdLazyCounter, 2062 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 2949 SdHoareTripleChecker+Invalid, 2282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:20:58,520 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 2949 Invalid, 2282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2062 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:20:58,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3267 states. [2022-01-28 14:20:58,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3267 to 2836. [2022-01-28 14:20:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2836 states, 2827 states have (on average 1.9458790237000354) internal successors, (5501), 2835 states have internal predecessors, (5501), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:58,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2836 states to 2836 states and 5501 transitions. [2022-01-28 14:20:58,559 INFO L78 Accepts]: Start accepts. Automaton has 2836 states and 5501 transitions. Word has length 141 [2022-01-28 14:20:58,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:20:58,560 INFO L470 AbstractCegarLoop]: Abstraction has 2836 states and 5501 transitions. [2022-01-28 14:20:58,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:20:58,560 INFO L276 IsEmpty]: Start isEmpty. Operand 2836 states and 5501 transitions. [2022-01-28 14:20:58,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:20:58,561 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:20:58,561 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:20:58,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-01-28 14:20:58,562 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:20:58,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:20:58,562 INFO L85 PathProgramCache]: Analyzing trace with hash 3499958, now seen corresponding path program 16 times [2022-01-28 14:20:58,562 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:20:58,562 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144601628] [2022-01-28 14:20:58,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:20:58,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:20:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:20:58,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:20:58,944 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:20:58,944 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144601628] [2022-01-28 14:20:58,944 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144601628] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:20:58,944 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:20:58,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:20:58,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022036277] [2022-01-28 14:20:58,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:20:58,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:20:58,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:20:58,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:20:58,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:20:58,944 INFO L87 Difference]: Start difference. First operand 2836 states and 5501 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:00,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:00,785 INFO L93 Difference]: Finished difference Result 4325 states and 8408 transitions. [2022-01-28 14:21:00,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-01-28 14:21:00,786 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:00,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:00,790 INFO L225 Difference]: With dead ends: 4325 [2022-01-28 14:21:00,790 INFO L226 Difference]: Without dead ends: 4325 [2022-01-28 14:21:00,791 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2022-01-28 14:21:00,791 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1331 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 2397 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 3695 SdHoareTripleChecker+Invalid, 2508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 2397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:00,791 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 3695 Invalid, 2508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 2397 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:00,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4325 states. [2022-01-28 14:21:00,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4325 to 2938. [2022-01-28 14:21:00,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2938 states, 2929 states have (on average 1.9477637418914304) internal successors, (5705), 2937 states have internal predecessors, (5705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:00,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2938 states to 2938 states and 5705 transitions. [2022-01-28 14:21:00,820 INFO L78 Accepts]: Start accepts. Automaton has 2938 states and 5705 transitions. Word has length 141 [2022-01-28 14:21:00,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:00,820 INFO L470 AbstractCegarLoop]: Abstraction has 2938 states and 5705 transitions. [2022-01-28 14:21:00,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:00,820 INFO L276 IsEmpty]: Start isEmpty. Operand 2938 states and 5705 transitions. [2022-01-28 14:21:00,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:00,822 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:00,822 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:00,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-01-28 14:21:00,822 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:00,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:00,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1848688168, now seen corresponding path program 17 times [2022-01-28 14:21:00,822 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:00,822 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528530106] [2022-01-28 14:21:00,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:00,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:00,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:01,136 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:01,136 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528530106] [2022-01-28 14:21:01,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528530106] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:01,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:01,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:01,137 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [295325186] [2022-01-28 14:21:01,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:01,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:01,137 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:01,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:01,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:01,137 INFO L87 Difference]: Start difference. First operand 2938 states and 5705 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:03,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:03,252 INFO L93 Difference]: Finished difference Result 4359 states and 8474 transitions. [2022-01-28 14:21:03,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:21:03,252 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:03,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:03,256 INFO L225 Difference]: With dead ends: 4359 [2022-01-28 14:21:03,256 INFO L226 Difference]: Without dead ends: 4359 [2022-01-28 14:21:03,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1440 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:21:03,257 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1349 mSDsluCounter, 3591 mSDsCounter, 0 mSdLazyCounter, 2624 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 3903 SdHoareTripleChecker+Invalid, 2766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:03,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 3903 Invalid, 2766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2624 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:21:03,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-01-28 14:21:03,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 2932. [2022-01-28 14:21:03,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2932 states, 2923 states have (on average 1.9476565172767704) internal successors, (5693), 2931 states have internal predecessors, (5693), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:03,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2932 states to 2932 states and 5693 transitions. [2022-01-28 14:21:03,284 INFO L78 Accepts]: Start accepts. Automaton has 2932 states and 5693 transitions. Word has length 141 [2022-01-28 14:21:03,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:03,284 INFO L470 AbstractCegarLoop]: Abstraction has 2932 states and 5693 transitions. [2022-01-28 14:21:03,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:03,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2932 states and 5693 transitions. [2022-01-28 14:21:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:03,286 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:03,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:03,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-01-28 14:21:03,286 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:03,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:03,286 INFO L85 PathProgramCache]: Analyzing trace with hash 637879414, now seen corresponding path program 18 times [2022-01-28 14:21:03,286 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:03,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743645144] [2022-01-28 14:21:03,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:03,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:03,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:03,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:03,629 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:03,630 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743645144] [2022-01-28 14:21:03,630 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743645144] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:03,630 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:03,630 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:03,630 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409702152] [2022-01-28 14:21:03,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:03,630 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:03,630 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:03,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:03,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:03,630 INFO L87 Difference]: Start difference. First operand 2932 states and 5693 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:05,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:05,641 INFO L93 Difference]: Finished difference Result 4390 states and 8534 transitions. [2022-01-28 14:21:05,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:21:05,641 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:05,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:05,646 INFO L225 Difference]: With dead ends: 4390 [2022-01-28 14:21:05,647 INFO L226 Difference]: Without dead ends: 4390 [2022-01-28 14:21:05,647 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=828, Invalid=4574, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:21:05,647 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1478 mSDsluCounter, 3441 mSDsCounter, 0 mSdLazyCounter, 2645 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 3762 SdHoareTripleChecker+Invalid, 2817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 2645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:05,647 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 3762 Invalid, 2817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 2645 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:21:05,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4390 states. [2022-01-28 14:21:05,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4390 to 2926. [2022-01-28 14:21:05,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2926 states, 2917 states have (on average 1.9475488515598218) internal successors, (5681), 2925 states have internal predecessors, (5681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:05,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2926 states to 2926 states and 5681 transitions. [2022-01-28 14:21:05,697 INFO L78 Accepts]: Start accepts. Automaton has 2926 states and 5681 transitions. Word has length 141 [2022-01-28 14:21:05,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:05,697 INFO L470 AbstractCegarLoop]: Abstraction has 2926 states and 5681 transitions. [2022-01-28 14:21:05,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:05,697 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 5681 transitions. [2022-01-28 14:21:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:05,699 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:05,699 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:05,699 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-01-28 14:21:05,699 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:05,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:05,700 INFO L85 PathProgramCache]: Analyzing trace with hash 2022575384, now seen corresponding path program 19 times [2022-01-28 14:21:05,700 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:05,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566813364] [2022-01-28 14:21:05,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:05,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:05,992 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:05,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566813364] [2022-01-28 14:21:05,992 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566813364] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:05,992 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:05,992 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:05,992 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288879795] [2022-01-28 14:21:05,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:05,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:05,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:05,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:05,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:05,993 INFO L87 Difference]: Start difference. First operand 2926 states and 5681 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:08,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:08,016 INFO L93 Difference]: Finished difference Result 4424 states and 8600 transitions. [2022-01-28 14:21:08,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:21:08,016 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:08,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:08,020 INFO L225 Difference]: With dead ends: 4424 [2022-01-28 14:21:08,020 INFO L226 Difference]: Without dead ends: 4424 [2022-01-28 14:21:08,021 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1659 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-01-28 14:21:08,021 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1476 mSDsluCounter, 3541 mSDsCounter, 0 mSdLazyCounter, 2723 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1476 SdHoareTripleChecker+Valid, 3870 SdHoareTripleChecker+Invalid, 2911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 2723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:08,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1476 Valid, 3870 Invalid, 2911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 2723 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:21:08,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4424 states. [2022-01-28 14:21:08,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4424 to 2920. [2022-01-28 14:21:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2920 states, 2911 states have (on average 1.947440742013054) internal successors, (5669), 2919 states have internal predecessors, (5669), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:08,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2920 states to 2920 states and 5669 transitions. [2022-01-28 14:21:08,050 INFO L78 Accepts]: Start accepts. Automaton has 2920 states and 5669 transitions. Word has length 141 [2022-01-28 14:21:08,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:08,050 INFO L470 AbstractCegarLoop]: Abstraction has 2920 states and 5669 transitions. [2022-01-28 14:21:08,050 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:08,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2920 states and 5669 transitions. [2022-01-28 14:21:08,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:08,052 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:08,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:08,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-01-28 14:21:08,052 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:08,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:08,052 INFO L85 PathProgramCache]: Analyzing trace with hash 384749878, now seen corresponding path program 20 times [2022-01-28 14:21:08,052 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:08,052 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553061420] [2022-01-28 14:21:08,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:08,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:08,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:08,319 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:08,319 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553061420] [2022-01-28 14:21:08,319 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553061420] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:08,319 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:08,319 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:08,320 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107166625] [2022-01-28 14:21:08,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:08,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:08,320 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:08,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:08,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:08,320 INFO L87 Difference]: Start difference. First operand 2920 states and 5669 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:10,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:10,630 INFO L93 Difference]: Finished difference Result 5884 states and 11409 transitions. [2022-01-28 14:21:10,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-01-28 14:21:10,631 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:10,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:10,637 INFO L225 Difference]: With dead ends: 5884 [2022-01-28 14:21:10,637 INFO L226 Difference]: Without dead ends: 5884 [2022-01-28 14:21:10,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2108 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1017, Invalid=5955, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:21:10,638 INFO L933 BasicCegarLoop]: 367 mSDtfsCounter, 1975 mSDsluCounter, 4190 mSDsCounter, 0 mSdLazyCounter, 3105 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1975 SdHoareTripleChecker+Valid, 4555 SdHoareTripleChecker+Invalid, 3256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 3105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:10,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1975 Valid, 4555 Invalid, 3256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 3105 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:21:10,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5884 states. [2022-01-28 14:21:10,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5884 to 2848. [2022-01-28 14:21:10,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2848 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2847 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:10,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2848 states and 5525 transitions. [2022-01-28 14:21:10,671 INFO L78 Accepts]: Start accepts. Automaton has 2848 states and 5525 transitions. Word has length 141 [2022-01-28 14:21:10,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:10,671 INFO L470 AbstractCegarLoop]: Abstraction has 2848 states and 5525 transitions. [2022-01-28 14:21:10,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:10,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 5525 transitions. [2022-01-28 14:21:10,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:10,672 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:10,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:10,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-01-28 14:21:10,672 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:10,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:10,673 INFO L85 PathProgramCache]: Analyzing trace with hash -177886262, now seen corresponding path program 21 times [2022-01-28 14:21:10,673 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:10,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160420130] [2022-01-28 14:21:10,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:10,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:10,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:10,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:10,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:10,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160420130] [2022-01-28 14:21:10,910 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160420130] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:10,910 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:10,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:10,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423929437] [2022-01-28 14:21:10,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:10,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:10,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:10,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:10,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:10,911 INFO L87 Difference]: Start difference. First operand 2848 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:12,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:12,393 INFO L93 Difference]: Finished difference Result 4406 states and 8544 transitions. [2022-01-28 14:21:12,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-01-28 14:21:12,394 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:12,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:12,398 INFO L225 Difference]: With dead ends: 4406 [2022-01-28 14:21:12,398 INFO L226 Difference]: Without dead ends: 4406 [2022-01-28 14:21:12,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1013 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=550, Invalid=2990, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:21:12,399 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1123 mSDsluCounter, 2941 mSDsCounter, 0 mSdLazyCounter, 2334 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1123 SdHoareTripleChecker+Valid, 3260 SdHoareTripleChecker+Invalid, 2408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:12,399 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1123 Valid, 3260 Invalid, 2408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2334 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:21:12,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4406 states. [2022-01-28 14:21:12,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4406 to 2862. [2022-01-28 14:21:12,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2862 states, 2853 states have (on average 1.946372239747634) internal successors, (5553), 2861 states have internal predecessors, (5553), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:12,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2862 states to 2862 states and 5553 transitions. [2022-01-28 14:21:12,429 INFO L78 Accepts]: Start accepts. Automaton has 2862 states and 5553 transitions. Word has length 141 [2022-01-28 14:21:12,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:12,429 INFO L470 AbstractCegarLoop]: Abstraction has 2862 states and 5553 transitions. [2022-01-28 14:21:12,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:12,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2862 states and 5553 transitions. [2022-01-28 14:21:12,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:12,430 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:12,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:12,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-01-28 14:21:12,431 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:12,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:12,431 INFO L85 PathProgramCache]: Analyzing trace with hash 1625431030, now seen corresponding path program 22 times [2022-01-28 14:21:12,431 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:12,431 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195096860] [2022-01-28 14:21:12,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:12,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:12,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:12,766 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:12,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195096860] [2022-01-28 14:21:12,766 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195096860] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:12,766 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:12,766 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:21:12,766 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1433386373] [2022-01-28 14:21:12,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:12,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:21:12,767 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:12,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:21:12,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:21:12,767 INFO L87 Difference]: Start difference. First operand 2862 states and 5553 transitions. Second operand has 23 states, 22 states have (on average 6.409090909090909) internal successors, (141), 23 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:14,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:14,609 INFO L93 Difference]: Finished difference Result 4379 states and 8516 transitions. [2022-01-28 14:21:14,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:21:14,609 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.409090909090909) internal successors, (141), 23 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:14,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:14,613 INFO L225 Difference]: With dead ends: 4379 [2022-01-28 14:21:14,614 INFO L226 Difference]: Without dead ends: 4379 [2022-01-28 14:21:14,614 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=772, Invalid=4484, Unknown=0, NotChecked=0, Total=5256 [2022-01-28 14:21:14,614 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1461 mSDsluCounter, 2790 mSDsCounter, 0 mSdLazyCounter, 2338 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 2480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:14,614 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 3050 Invalid, 2480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2338 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:21:14,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4379 states. [2022-01-28 14:21:14,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4379 to 2988. [2022-01-28 14:21:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2988 states, 2979 states have (on average 1.948640483383686) internal successors, (5805), 2987 states have internal predecessors, (5805), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:14,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2988 states to 2988 states and 5805 transitions. [2022-01-28 14:21:14,640 INFO L78 Accepts]: Start accepts. Automaton has 2988 states and 5805 transitions. Word has length 141 [2022-01-28 14:21:14,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:14,640 INFO L470 AbstractCegarLoop]: Abstraction has 2988 states and 5805 transitions. [2022-01-28 14:21:14,640 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.409090909090909) internal successors, (141), 23 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:14,640 INFO L276 IsEmpty]: Start isEmpty. Operand 2988 states and 5805 transitions. [2022-01-28 14:21:14,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:14,641 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:14,641 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:14,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-01-28 14:21:14,641 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:14,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:14,642 INFO L85 PathProgramCache]: Analyzing trace with hash -226757096, now seen corresponding path program 23 times [2022-01-28 14:21:14,642 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:14,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628893039] [2022-01-28 14:21:14,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:14,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:14,945 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:14,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628893039] [2022-01-28 14:21:14,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628893039] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:14,945 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:14,945 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:14,945 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911668460] [2022-01-28 14:21:14,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:14,945 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:14,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:14,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:14,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:14,946 INFO L87 Difference]: Start difference. First operand 2988 states and 5805 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:17,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:17,048 INFO L93 Difference]: Finished difference Result 4413 states and 8582 transitions. [2022-01-28 14:21:17,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-01-28 14:21:17,049 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:17,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:17,054 INFO L225 Difference]: With dead ends: 4413 [2022-01-28 14:21:17,054 INFO L226 Difference]: Without dead ends: 4413 [2022-01-28 14:21:17,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1440 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-01-28 14:21:17,054 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1274 mSDsluCounter, 3437 mSDsCounter, 0 mSdLazyCounter, 2882 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 3720 SdHoareTripleChecker+Invalid, 3031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 2882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:17,054 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 3720 Invalid, 3031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 2882 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:21:17,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4413 states. [2022-01-28 14:21:17,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4413 to 2982. [2022-01-28 14:21:17,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2982 states, 2973 states have (on average 1.9485368314833502) internal successors, (5793), 2981 states have internal predecessors, (5793), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:17,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2982 states to 2982 states and 5793 transitions. [2022-01-28 14:21:17,085 INFO L78 Accepts]: Start accepts. Automaton has 2982 states and 5793 transitions. Word has length 141 [2022-01-28 14:21:17,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:17,085 INFO L470 AbstractCegarLoop]: Abstraction has 2982 states and 5793 transitions. [2022-01-28 14:21:17,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:17,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2982 states and 5793 transitions. [2022-01-28 14:21:17,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:17,087 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:17,087 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:17,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-01-28 14:21:17,087 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:17,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:17,088 INFO L85 PathProgramCache]: Analyzing trace with hash -2035156810, now seen corresponding path program 24 times [2022-01-28 14:21:17,088 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:17,088 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378771328] [2022-01-28 14:21:17,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:17,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:17,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:17,383 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:17,383 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378771328] [2022-01-28 14:21:17,383 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378771328] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:17,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:17,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:17,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681963800] [2022-01-28 14:21:17,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:17,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:17,383 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:17,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:17,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:17,384 INFO L87 Difference]: Start difference. First operand 2982 states and 5793 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:19,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:19,388 INFO L93 Difference]: Finished difference Result 4444 states and 8642 transitions. [2022-01-28 14:21:19,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-01-28 14:21:19,388 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:19,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:19,393 INFO L225 Difference]: With dead ends: 4444 [2022-01-28 14:21:19,393 INFO L226 Difference]: Without dead ends: 4444 [2022-01-28 14:21:19,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1554 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=802, Invalid=4600, Unknown=0, NotChecked=0, Total=5402 [2022-01-28 14:21:19,394 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1148 mSDsluCounter, 3375 mSDsCounter, 0 mSdLazyCounter, 2682 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1148 SdHoareTripleChecker+Valid, 3667 SdHoareTripleChecker+Invalid, 2839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 2682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:19,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1148 Valid, 3667 Invalid, 2839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 2682 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:21:19,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4444 states. [2022-01-28 14:21:19,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4444 to 2976. [2022-01-28 14:21:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2976 states, 2967 states have (on average 1.9484327603640041) internal successors, (5781), 2975 states have internal predecessors, (5781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 5781 transitions. [2022-01-28 14:21:19,422 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 5781 transitions. Word has length 141 [2022-01-28 14:21:19,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:19,422 INFO L470 AbstractCegarLoop]: Abstraction has 2976 states and 5781 transitions. [2022-01-28 14:21:19,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 5781 transitions. [2022-01-28 14:21:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:19,423 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:19,423 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:19,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-01-28 14:21:19,424 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:19,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:19,424 INFO L85 PathProgramCache]: Analyzing trace with hash -650460840, now seen corresponding path program 25 times [2022-01-28 14:21:19,424 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:19,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157180180] [2022-01-28 14:21:19,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:19,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:19,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:19,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:19,719 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:19,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157180180] [2022-01-28 14:21:19,720 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157180180] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:19,720 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:19,720 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:19,720 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104951765] [2022-01-28 14:21:19,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:19,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:19,720 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:19,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:19,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:19,720 INFO L87 Difference]: Start difference. First operand 2976 states and 5781 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:21,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:21,877 INFO L93 Difference]: Finished difference Result 4478 states and 8708 transitions. [2022-01-28 14:21:21,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-01-28 14:21:21,877 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:21,881 INFO L225 Difference]: With dead ends: 4478 [2022-01-28 14:21:21,881 INFO L226 Difference]: Without dead ends: 4478 [2022-01-28 14:21:21,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-01-28 14:21:21,882 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1410 mSDsluCounter, 3537 mSDsCounter, 0 mSdLazyCounter, 3053 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 3837 SdHoareTripleChecker+Invalid, 3237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 3053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:21,882 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 3837 Invalid, 3237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 3053 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:21:21,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4478 states. [2022-01-28 14:21:21,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4478 to 2970. [2022-01-28 14:21:21,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2970 states, 2961 states have (on average 1.9483282674772036) internal successors, (5769), 2969 states have internal predecessors, (5769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:21,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2970 states and 5769 transitions. [2022-01-28 14:21:21,910 INFO L78 Accepts]: Start accepts. Automaton has 2970 states and 5769 transitions. Word has length 141 [2022-01-28 14:21:21,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:21,910 INFO L470 AbstractCegarLoop]: Abstraction has 2970 states and 5769 transitions. [2022-01-28 14:21:21,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:21,910 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 5769 transitions. [2022-01-28 14:21:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:21,912 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:21,912 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:21,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-01-28 14:21:21,912 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:21,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:21,912 INFO L85 PathProgramCache]: Analyzing trace with hash 2006680950, now seen corresponding path program 26 times [2022-01-28 14:21:21,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:21,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676125940] [2022-01-28 14:21:21,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:21,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:22,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:22,215 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:22,215 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676125940] [2022-01-28 14:21:22,215 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676125940] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:22,215 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:22,215 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:22,215 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466387792] [2022-01-28 14:21:22,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:22,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:22,216 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:22,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:22,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:22,216 INFO L87 Difference]: Start difference. First operand 2970 states and 5769 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:24,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:24,533 INFO L93 Difference]: Finished difference Result 5938 states and 11517 transitions. [2022-01-28 14:21:24,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-01-28 14:21:24,533 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:24,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:24,539 INFO L225 Difference]: With dead ends: 5938 [2022-01-28 14:21:24,539 INFO L226 Difference]: Without dead ends: 5938 [2022-01-28 14:21:24,540 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2119 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=978, Invalid=5994, Unknown=0, NotChecked=0, Total=6972 [2022-01-28 14:21:24,540 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2031 mSDsluCounter, 4014 mSDsCounter, 0 mSdLazyCounter, 3394 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2031 SdHoareTripleChecker+Valid, 4344 SdHoareTripleChecker+Invalid, 3557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 3394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:24,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2031 Valid, 4344 Invalid, 3557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 3394 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-01-28 14:21:24,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5938 states. [2022-01-28 14:21:24,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5938 to 2898. [2022-01-28 14:21:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2898 states, 2889 states have (on average 1.9470404984423677) internal successors, (5625), 2897 states have internal predecessors, (5625), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2898 states to 2898 states and 5625 transitions. [2022-01-28 14:21:24,576 INFO L78 Accepts]: Start accepts. Automaton has 2898 states and 5625 transitions. Word has length 141 [2022-01-28 14:21:24,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:24,576 INFO L470 AbstractCegarLoop]: Abstraction has 2898 states and 5625 transitions. [2022-01-28 14:21:24,576 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:24,576 INFO L276 IsEmpty]: Start isEmpty. Operand 2898 states and 5625 transitions. [2022-01-28 14:21:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:24,577 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:24,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:24,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-01-28 14:21:24,577 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:24,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:24,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1444044810, now seen corresponding path program 27 times [2022-01-28 14:21:24,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:24,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061748282] [2022-01-28 14:21:24,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:24,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:24,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:24,849 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:24,849 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061748282] [2022-01-28 14:21:24,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061748282] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:24,849 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:24,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:24,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008225636] [2022-01-28 14:21:24,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:24,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:24,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:24,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:24,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:24,850 INFO L87 Difference]: Start difference. First operand 2898 states and 5625 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:26,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:26,606 INFO L93 Difference]: Finished difference Result 4707 states and 9136 transitions. [2022-01-28 14:21:26,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-01-28 14:21:26,607 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:26,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:26,611 INFO L225 Difference]: With dead ends: 4707 [2022-01-28 14:21:26,612 INFO L226 Difference]: Without dead ends: 4707 [2022-01-28 14:21:26,612 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=562, Invalid=2978, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:21:26,612 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1213 mSDsluCounter, 3617 mSDsCounter, 0 mSdLazyCounter, 2996 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 3924 SdHoareTripleChecker+Invalid, 3071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:26,612 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1213 Valid, 3924 Invalid, 3071 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2996 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:21:26,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4707 states. [2022-01-28 14:21:26,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4707 to 2974. [2022-01-28 14:21:26,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2974 states, 2965 states have (on average 1.9483979763912311) internal successors, (5777), 2973 states have internal predecessors, (5777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 2974 states and 5777 transitions. [2022-01-28 14:21:26,641 INFO L78 Accepts]: Start accepts. Automaton has 2974 states and 5777 transitions. Word has length 141 [2022-01-28 14:21:26,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:26,641 INFO L470 AbstractCegarLoop]: Abstraction has 2974 states and 5777 transitions. [2022-01-28 14:21:26,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2974 states and 5777 transitions. [2022-01-28 14:21:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:26,642 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:26,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:26,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-01-28 14:21:26,643 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:26,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:26,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1491412500, now seen corresponding path program 28 times [2022-01-28 14:21:26,643 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:26,643 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174625816] [2022-01-28 14:21:26,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:26,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:26,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:26,952 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:26,952 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174625816] [2022-01-28 14:21:26,952 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174625816] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:26,952 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:26,952 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:26,952 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943148059] [2022-01-28 14:21:26,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:26,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:26,952 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:26,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:26,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:26,952 INFO L87 Difference]: Start difference. First operand 2974 states and 5777 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:28,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:28,550 INFO L93 Difference]: Finished difference Result 4678 states and 9079 transitions. [2022-01-28 14:21:28,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:21:28,551 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:28,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:28,556 INFO L225 Difference]: With dead ends: 4678 [2022-01-28 14:21:28,556 INFO L226 Difference]: Without dead ends: 4678 [2022-01-28 14:21:28,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=540, Invalid=2882, Unknown=0, NotChecked=0, Total=3422 [2022-01-28 14:21:28,557 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1237 mSDsluCounter, 3131 mSDsCounter, 0 mSdLazyCounter, 2525 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1237 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 2620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:28,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1237 Valid, 3436 Invalid, 2620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2525 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:28,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-01-28 14:21:28,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 2914. [2022-01-28 14:21:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2914 states, 2905 states have (on average 1.9473321858864028) internal successors, (5657), 2913 states have internal predecessors, (5657), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:28,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2914 states to 2914 states and 5657 transitions. [2022-01-28 14:21:28,603 INFO L78 Accepts]: Start accepts. Automaton has 2914 states and 5657 transitions. Word has length 141 [2022-01-28 14:21:28,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:28,604 INFO L470 AbstractCegarLoop]: Abstraction has 2914 states and 5657 transitions. [2022-01-28 14:21:28,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:28,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2914 states and 5657 transitions. [2022-01-28 14:21:28,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:28,605 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:28,605 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:28,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-01-28 14:21:28,605 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:28,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:28,605 INFO L85 PathProgramCache]: Analyzing trace with hash -141221294, now seen corresponding path program 29 times [2022-01-28 14:21:28,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:28,606 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849233018] [2022-01-28 14:21:28,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:28,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:28,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:28,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:28,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849233018] [2022-01-28 14:21:28,917 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849233018] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:28,917 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:28,917 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:28,917 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643963000] [2022-01-28 14:21:28,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:28,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:28,917 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:28,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:28,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:28,918 INFO L87 Difference]: Start difference. First operand 2914 states and 5657 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:30,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:30,424 INFO L93 Difference]: Finished difference Result 3877 states and 7567 transitions. [2022-01-28 14:21:30,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-01-28 14:21:30,424 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:30,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:30,428 INFO L225 Difference]: With dead ends: 3877 [2022-01-28 14:21:30,428 INFO L226 Difference]: Without dead ends: 3877 [2022-01-28 14:21:30,428 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=2559, Unknown=0, NotChecked=0, Total=3080 [2022-01-28 14:21:30,428 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 1013 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2155 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 2954 SdHoareTripleChecker+Invalid, 2263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 2155 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:30,428 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1013 Valid, 2954 Invalid, 2263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 2155 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:21:30,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3877 states. [2022-01-28 14:21:30,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3877 to 3046. [2022-01-28 14:21:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3046 states, 3037 states have (on average 1.9496213368455713) internal successors, (5921), 3045 states have internal predecessors, (5921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:30,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3046 states to 3046 states and 5921 transitions. [2022-01-28 14:21:30,453 INFO L78 Accepts]: Start accepts. Automaton has 3046 states and 5921 transitions. Word has length 141 [2022-01-28 14:21:30,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:30,453 INFO L470 AbstractCegarLoop]: Abstraction has 3046 states and 5921 transitions. [2022-01-28 14:21:30,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:30,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3046 states and 5921 transitions. [2022-01-28 14:21:30,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:30,454 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:30,454 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:30,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-01-28 14:21:30,455 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:30,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:30,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1993409420, now seen corresponding path program 30 times [2022-01-28 14:21:30,455 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:30,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134030495] [2022-01-28 14:21:30,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:30,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:30,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:30,768 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:30,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134030495] [2022-01-28 14:21:30,768 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134030495] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:30,768 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:30,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:30,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217883535] [2022-01-28 14:21:30,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:30,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:30,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:30,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:30,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:30,769 INFO L87 Difference]: Start difference. First operand 3046 states and 5921 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:32,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:32,468 INFO L93 Difference]: Finished difference Result 3911 states and 7633 transitions. [2022-01-28 14:21:32,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:21:32,469 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:32,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:32,473 INFO L225 Difference]: With dead ends: 3911 [2022-01-28 14:21:32,473 INFO L226 Difference]: Without dead ends: 3911 [2022-01-28 14:21:32,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-01-28 14:21:32,473 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 1150 mSDsluCounter, 2782 mSDsCounter, 0 mSdLazyCounter, 2336 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1150 SdHoareTripleChecker+Valid, 3012 SdHoareTripleChecker+Invalid, 2475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:32,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1150 Valid, 3012 Invalid, 2475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2336 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:32,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3911 states. [2022-01-28 14:21:32,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3911 to 3040. [2022-01-28 14:21:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3040 states, 3031 states have (on average 1.9495216100296933) internal successors, (5909), 3039 states have internal predecessors, (5909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:32,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3040 states to 3040 states and 5909 transitions. [2022-01-28 14:21:32,499 INFO L78 Accepts]: Start accepts. Automaton has 3040 states and 5909 transitions. Word has length 141 [2022-01-28 14:21:32,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:32,499 INFO L470 AbstractCegarLoop]: Abstraction has 3040 states and 5909 transitions. [2022-01-28 14:21:32,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:32,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3040 states and 5909 transitions. [2022-01-28 14:21:32,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:32,500 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:32,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:32,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-01-28 14:21:32,500 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:32,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:32,501 INFO L85 PathProgramCache]: Analyzing trace with hash 493158162, now seen corresponding path program 31 times [2022-01-28 14:21:32,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:32,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872245911] [2022-01-28 14:21:32,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:32,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:32,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:32,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:32,806 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:32,806 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872245911] [2022-01-28 14:21:32,806 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872245911] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:32,806 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:32,806 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:32,806 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885352739] [2022-01-28 14:21:32,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:32,807 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:32,807 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:32,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:32,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:32,807 INFO L87 Difference]: Start difference. First operand 3040 states and 5909 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:34,340 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:34,340 INFO L93 Difference]: Finished difference Result 3942 states and 7693 transitions. [2022-01-28 14:21:34,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-01-28 14:21:34,340 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:34,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:34,346 INFO L225 Difference]: With dead ends: 3942 [2022-01-28 14:21:34,346 INFO L226 Difference]: Without dead ends: 3942 [2022-01-28 14:21:34,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=553, Invalid=2987, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:21:34,346 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1039 mSDsluCounter, 2730 mSDsCounter, 0 mSdLazyCounter, 2176 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1039 SdHoareTripleChecker+Valid, 2969 SdHoareTripleChecker+Invalid, 2329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2176 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:34,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1039 Valid, 2969 Invalid, 2329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2176 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:21:34,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-01-28 14:21:34,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3034. [2022-01-28 14:21:34,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3034 states, 3025 states have (on average 1.9494214876033058) internal successors, (5897), 3033 states have internal predecessors, (5897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:34,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 3034 states and 5897 transitions. [2022-01-28 14:21:34,380 INFO L78 Accepts]: Start accepts. Automaton has 3034 states and 5897 transitions. Word has length 141 [2022-01-28 14:21:34,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:34,381 INFO L470 AbstractCegarLoop]: Abstraction has 3034 states and 5897 transitions. [2022-01-28 14:21:34,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:34,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3034 states and 5897 transitions. [2022-01-28 14:21:34,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:34,382 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:34,382 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:34,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-01-28 14:21:34,383 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:34,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:34,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1877854132, now seen corresponding path program 32 times [2022-01-28 14:21:34,383 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:34,383 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495090656] [2022-01-28 14:21:34,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:34,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:34,665 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:34,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495090656] [2022-01-28 14:21:34,665 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495090656] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:34,665 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:34,665 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:34,665 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2111704069] [2022-01-28 14:21:34,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:34,665 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:34,665 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:34,665 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:34,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:34,666 INFO L87 Difference]: Start difference. First operand 3034 states and 5897 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:36,282 INFO L93 Difference]: Finished difference Result 3976 states and 7759 transitions. [2022-01-28 14:21:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-01-28 14:21:36,282 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:36,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:36,286 INFO L225 Difference]: With dead ends: 3976 [2022-01-28 14:21:36,286 INFO L226 Difference]: Without dead ends: 3976 [2022-01-28 14:21:36,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-01-28 14:21:36,287 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 1039 mSDsluCounter, 3004 mSDsCounter, 0 mSdLazyCounter, 2429 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1039 SdHoareTripleChecker+Valid, 3251 SdHoareTripleChecker+Invalid, 2585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 2429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:36,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1039 Valid, 3251 Invalid, 2585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 2429 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-01-28 14:21:36,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3976 states. [2022-01-28 14:21:36,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3976 to 3028. [2022-01-28 14:21:36,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3028 states, 3019 states have (on average 1.9493209672076848) internal successors, (5885), 3027 states have internal predecessors, (5885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3028 states to 3028 states and 5885 transitions. [2022-01-28 14:21:36,312 INFO L78 Accepts]: Start accepts. Automaton has 3028 states and 5885 transitions. Word has length 141 [2022-01-28 14:21:36,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:36,313 INFO L470 AbstractCegarLoop]: Abstraction has 3028 states and 5885 transitions. [2022-01-28 14:21:36,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3028 states and 5885 transitions. [2022-01-28 14:21:36,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:36,314 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:36,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:36,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-01-28 14:21:36,314 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:36,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:36,315 INFO L85 PathProgramCache]: Analyzing trace with hash 240028626, now seen corresponding path program 33 times [2022-01-28 14:21:36,315 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:36,315 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078690642] [2022-01-28 14:21:36,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:36,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:36,576 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:36,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078690642] [2022-01-28 14:21:36,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078690642] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:36,576 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:36,576 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:36,576 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159653128] [2022-01-28 14:21:36,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:36,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:36,577 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:36,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:36,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:36,577 INFO L87 Difference]: Start difference. First operand 3028 states and 5885 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:38,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:38,250 INFO L93 Difference]: Finished difference Result 5261 states and 10253 transitions. [2022-01-28 14:21:38,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:21:38,250 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:38,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:38,255 INFO L225 Difference]: With dead ends: 5261 [2022-01-28 14:21:38,256 INFO L226 Difference]: Without dead ends: 5261 [2022-01-28 14:21:38,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 970 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=594, Invalid=3312, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:21:38,256 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1677 mSDsluCounter, 3060 mSDsCounter, 0 mSdLazyCounter, 2443 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1677 SdHoareTripleChecker+Valid, 3337 SdHoareTripleChecker+Invalid, 2620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 2443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:38,256 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1677 Valid, 3337 Invalid, 2620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 2443 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:38,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5261 states. [2022-01-28 14:21:38,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5261 to 2956. [2022-01-28 14:21:38,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2956 states, 2947 states have (on average 1.9480827960637936) internal successors, (5741), 2955 states have internal predecessors, (5741), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:38,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2956 states to 2956 states and 5741 transitions. [2022-01-28 14:21:38,285 INFO L78 Accepts]: Start accepts. Automaton has 2956 states and 5741 transitions. Word has length 141 [2022-01-28 14:21:38,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:38,285 INFO L470 AbstractCegarLoop]: Abstraction has 2956 states and 5741 transitions. [2022-01-28 14:21:38,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:38,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2956 states and 5741 transitions. [2022-01-28 14:21:38,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:38,286 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:38,286 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:38,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-01-28 14:21:38,287 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:38,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:38,287 INFO L85 PathProgramCache]: Analyzing trace with hash -322607514, now seen corresponding path program 34 times [2022-01-28 14:21:38,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:38,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172433112] [2022-01-28 14:21:38,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:38,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:38,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:38,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:38,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:38,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172433112] [2022-01-28 14:21:38,482 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172433112] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:38,482 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:38,482 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:38,482 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154994677] [2022-01-28 14:21:38,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:38,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:38,482 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:38,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:38,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:38,483 INFO L87 Difference]: Start difference. First operand 2956 states and 5741 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:40,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:40,791 INFO L93 Difference]: Finished difference Result 5663 states and 10974 transitions. [2022-01-28 14:21:40,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-01-28 14:21:40,791 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:40,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:40,797 INFO L225 Difference]: With dead ends: 5663 [2022-01-28 14:21:40,797 INFO L226 Difference]: Without dead ends: 5663 [2022-01-28 14:21:40,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2377 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=995, Invalid=6661, Unknown=0, NotChecked=0, Total=7656 [2022-01-28 14:21:40,798 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 1318 mSDsluCounter, 4924 mSDsCounter, 0 mSdLazyCounter, 4005 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 4120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 4005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:40,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 5367 Invalid, 4120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 4005 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:21:40,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5663 states. [2022-01-28 14:21:40,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5663 to 2944. [2022-01-28 14:21:40,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2944 states, 2935 states have (on average 1.947870528109029) internal successors, (5717), 2943 states have internal predecessors, (5717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 5717 transitions. [2022-01-28 14:21:40,841 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 5717 transitions. Word has length 141 [2022-01-28 14:21:40,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:40,841 INFO L470 AbstractCegarLoop]: Abstraction has 2944 states and 5717 transitions. [2022-01-28 14:21:40,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:40,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 5717 transitions. [2022-01-28 14:21:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:40,842 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:40,843 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:40,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-01-28 14:21:40,843 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:40,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:40,843 INFO L85 PathProgramCache]: Analyzing trace with hash 811447078, now seen corresponding path program 35 times [2022-01-28 14:21:40,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:40,843 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665741573] [2022-01-28 14:21:40,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:40,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:41,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:41,072 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:41,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665741573] [2022-01-28 14:21:41,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665741573] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:41,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:41,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:41,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581416720] [2022-01-28 14:21:41,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:41,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:41,072 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:41,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:41,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:41,073 INFO L87 Difference]: Start difference. First operand 2944 states and 5717 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:42,774 INFO L93 Difference]: Finished difference Result 5030 states and 9822 transitions. [2022-01-28 14:21:42,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:21:42,775 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:42,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:42,779 INFO L225 Difference]: With dead ends: 5030 [2022-01-28 14:21:42,779 INFO L226 Difference]: Without dead ends: 5030 [2022-01-28 14:21:42,779 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=572, Invalid=2968, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:21:42,780 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1444 mSDsluCounter, 3011 mSDsCounter, 0 mSdLazyCounter, 2755 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 3305 SdHoareTripleChecker+Invalid, 2860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 2755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:42,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 3305 Invalid, 2860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 2755 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:42,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5030 states. [2022-01-28 14:21:42,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5030 to 2927. [2022-01-28 14:21:42,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2927 states, 2918 states have (on average 1.9475668265935573) internal successors, (5683), 2926 states have internal predecessors, (5683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2927 states to 2927 states and 5683 transitions. [2022-01-28 14:21:42,806 INFO L78 Accepts]: Start accepts. Automaton has 2927 states and 5683 transitions. Word has length 141 [2022-01-28 14:21:42,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:42,806 INFO L470 AbstractCegarLoop]: Abstraction has 2927 states and 5683 transitions. [2022-01-28 14:21:42,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:42,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2927 states and 5683 transitions. [2022-01-28 14:21:42,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:42,808 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:42,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:42,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-01-28 14:21:42,808 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:42,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:42,808 INFO L85 PathProgramCache]: Analyzing trace with hash 1599363506, now seen corresponding path program 36 times [2022-01-28 14:21:42,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:42,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061063279] [2022-01-28 14:21:42,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:42,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:42,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:43,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:43,133 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:43,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061063279] [2022-01-28 14:21:43,134 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061063279] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:43,134 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:43,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-01-28 14:21:43,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1001012505] [2022-01-28 14:21:43,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:43,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-01-28 14:21:43,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:43,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-01-28 14:21:43,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=442, Unknown=0, NotChecked=0, Total=506 [2022-01-28 14:21:43,134 INFO L87 Difference]: Start difference. First operand 2927 states and 5683 transitions. Second operand has 23 states, 22 states have (on average 6.409090909090909) internal successors, (141), 23 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:44,708 INFO L93 Difference]: Finished difference Result 4247 states and 8242 transitions. [2022-01-28 14:21:44,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-01-28 14:21:44,709 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.409090909090909) internal successors, (141), 23 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:44,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:44,713 INFO L225 Difference]: With dead ends: 4247 [2022-01-28 14:21:44,713 INFO L226 Difference]: Without dead ends: 4247 [2022-01-28 14:21:44,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=420, Invalid=2030, Unknown=0, NotChecked=0, Total=2450 [2022-01-28 14:21:44,713 INFO L933 BasicCegarLoop]: 231 mSDtfsCounter, 920 mSDsluCounter, 2959 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:44,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 3185 Invalid, 2788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:44,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4247 states. [2022-01-28 14:21:44,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4247 to 2921. [2022-01-28 14:21:44,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2921 states, 2912 states have (on average 1.9474587912087913) internal successors, (5671), 2920 states have internal predecessors, (5671), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2921 states to 2921 states and 5671 transitions. [2022-01-28 14:21:44,740 INFO L78 Accepts]: Start accepts. Automaton has 2921 states and 5671 transitions. Word has length 141 [2022-01-28 14:21:44,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:44,740 INFO L470 AbstractCegarLoop]: Abstraction has 2921 states and 5671 transitions. [2022-01-28 14:21:44,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.409090909090909) internal successors, (141), 23 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:44,740 INFO L276 IsEmpty]: Start isEmpty. Operand 2921 states and 5671 transitions. [2022-01-28 14:21:44,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:44,742 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:44,742 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:44,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-01-28 14:21:44,742 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:44,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:44,742 INFO L85 PathProgramCache]: Analyzing trace with hash -252824620, now seen corresponding path program 37 times [2022-01-28 14:21:44,742 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:44,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815368270] [2022-01-28 14:21:44,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:44,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:45,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:45,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:45,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815368270] [2022-01-28 14:21:45,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815368270] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:45,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:45,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:45,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227339703] [2022-01-28 14:21:45,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:45,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:45,048 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:45,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:45,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:45,049 INFO L87 Difference]: Start difference. First operand 2921 states and 5671 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:46,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:46,695 INFO L93 Difference]: Finished difference Result 4281 states and 8308 transitions. [2022-01-28 14:21:46,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-01-28 14:21:46,695 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:46,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:46,700 INFO L225 Difference]: With dead ends: 4281 [2022-01-28 14:21:46,700 INFO L226 Difference]: Without dead ends: 4281 [2022-01-28 14:21:46,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 419 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-01-28 14:21:46,700 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 937 mSDsluCounter, 3281 mSDsCounter, 0 mSdLazyCounter, 2902 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 3530 SdHoareTripleChecker+Invalid, 3004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:46,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 3530 Invalid, 3004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2902 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:21:46,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4281 states. [2022-01-28 14:21:46,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4281 to 2915. [2022-01-28 14:21:46,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2915 states, 2906 states have (on average 1.9473503097040605) internal successors, (5659), 2914 states have internal predecessors, (5659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:46,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2915 states to 2915 states and 5659 transitions. [2022-01-28 14:21:46,727 INFO L78 Accepts]: Start accepts. Automaton has 2915 states and 5659 transitions. Word has length 141 [2022-01-28 14:21:46,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:46,727 INFO L470 AbstractCegarLoop]: Abstraction has 2915 states and 5659 transitions. [2022-01-28 14:21:46,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2915 states and 5659 transitions. [2022-01-28 14:21:46,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:46,728 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:46,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:46,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-01-28 14:21:46,728 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:46,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:46,729 INFO L85 PathProgramCache]: Analyzing trace with hash -2061224334, now seen corresponding path program 38 times [2022-01-28 14:21:46,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:46,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588292618] [2022-01-28 14:21:46,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:46,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:46,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:47,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:47,060 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:47,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588292618] [2022-01-28 14:21:47,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588292618] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:47,060 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:47,060 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:47,060 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051324791] [2022-01-28 14:21:47,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:47,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:47,060 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:47,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:47,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:47,061 INFO L87 Difference]: Start difference. First operand 2915 states and 5659 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:48,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:48,645 INFO L93 Difference]: Finished difference Result 4312 states and 8368 transitions. [2022-01-28 14:21:48,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-01-28 14:21:48,645 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:48,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:48,650 INFO L225 Difference]: With dead ends: 4312 [2022-01-28 14:21:48,650 INFO L226 Difference]: Without dead ends: 4312 [2022-01-28 14:21:48,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 474 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-01-28 14:21:48,650 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 939 mSDsluCounter, 3067 mSDsCounter, 0 mSdLazyCounter, 2605 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 939 SdHoareTripleChecker+Valid, 3325 SdHoareTripleChecker+Invalid, 2726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 2605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:48,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [939 Valid, 3325 Invalid, 2726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 2605 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:48,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4312 states. [2022-01-28 14:21:48,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4312 to 2909. [2022-01-28 14:21:48,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2909 states, 2900 states have (on average 1.947241379310345) internal successors, (5647), 2908 states have internal predecessors, (5647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:48,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2909 states to 2909 states and 5647 transitions. [2022-01-28 14:21:48,677 INFO L78 Accepts]: Start accepts. Automaton has 2909 states and 5647 transitions. Word has length 141 [2022-01-28 14:21:48,677 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:48,677 INFO L470 AbstractCegarLoop]: Abstraction has 2909 states and 5647 transitions. [2022-01-28 14:21:48,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:48,677 INFO L276 IsEmpty]: Start isEmpty. Operand 2909 states and 5647 transitions. [2022-01-28 14:21:48,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:48,678 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:48,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:48,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-01-28 14:21:48,678 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:48,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:48,679 INFO L85 PathProgramCache]: Analyzing trace with hash -676528364, now seen corresponding path program 39 times [2022-01-28 14:21:48,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:48,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891708760] [2022-01-28 14:21:48,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:48,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:48,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:48,964 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:48,964 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891708760] [2022-01-28 14:21:48,964 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891708760] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:48,964 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:48,964 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:48,964 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264990100] [2022-01-28 14:21:48,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:48,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:48,964 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:48,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:48,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:48,965 INFO L87 Difference]: Start difference. First operand 2909 states and 5647 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:50,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:50,486 INFO L93 Difference]: Finished difference Result 4346 states and 8434 transitions. [2022-01-28 14:21:50,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-01-28 14:21:50,486 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:50,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:50,491 INFO L225 Difference]: With dead ends: 4346 [2022-01-28 14:21:50,491 INFO L226 Difference]: Without dead ends: 4346 [2022-01-28 14:21:50,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 532 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-01-28 14:21:50,491 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 808 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 2484 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 808 SdHoareTripleChecker+Valid, 3268 SdHoareTripleChecker+Invalid, 2610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 2484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:50,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [808 Valid, 3268 Invalid, 2610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 2484 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:50,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4346 states. [2022-01-28 14:21:50,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4346 to 2903. [2022-01-28 14:21:50,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2903 states, 2894 states have (on average 1.94713199723566) internal successors, (5635), 2902 states have internal predecessors, (5635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:50,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2903 states to 2903 states and 5635 transitions. [2022-01-28 14:21:50,519 INFO L78 Accepts]: Start accepts. Automaton has 2903 states and 5635 transitions. Word has length 141 [2022-01-28 14:21:50,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:50,519 INFO L470 AbstractCegarLoop]: Abstraction has 2903 states and 5635 transitions. [2022-01-28 14:21:50,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:50,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2903 states and 5635 transitions. [2022-01-28 14:21:50,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:50,520 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:50,520 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:50,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-01-28 14:21:50,520 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:50,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:50,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1980613426, now seen corresponding path program 40 times [2022-01-28 14:21:50,521 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:50,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82931130] [2022-01-28 14:21:50,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:50,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:50,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:50,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:50,790 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82931130] [2022-01-28 14:21:50,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82931130] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:50,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:50,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-01-28 14:21:50,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058944770] [2022-01-28 14:21:50,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:50,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-01-28 14:21:50,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:50,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-01-28 14:21:50,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-01-28 14:21:50,791 INFO L87 Difference]: Start difference. First operand 2903 states and 5635 transitions. Second operand has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:52,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:52,461 INFO L93 Difference]: Finished difference Result 5631 states and 10928 transitions. [2022-01-28 14:21:52,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-01-28 14:21:52,461 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:52,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:52,467 INFO L225 Difference]: With dead ends: 5631 [2022-01-28 14:21:52,467 INFO L226 Difference]: Without dead ends: 5631 [2022-01-28 14:21:52,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=667, Invalid=2873, Unknown=0, NotChecked=0, Total=3540 [2022-01-28 14:21:52,468 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1273 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2407 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 2567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 2407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:52,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 3296 Invalid, 2567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 2407 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-01-28 14:21:52,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5631 states. [2022-01-28 14:21:52,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5631 to 2831. [2022-01-28 14:21:52,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2831 states, 2822 states have (on average 1.9457831325301205) internal successors, (5491), 2830 states have internal predecessors, (5491), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:52,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 5491 transitions. [2022-01-28 14:21:52,499 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 5491 transitions. Word has length 141 [2022-01-28 14:21:52,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:52,499 INFO L470 AbstractCegarLoop]: Abstraction has 2831 states and 5491 transitions. [2022-01-28 14:21:52,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.05) internal successors, (141), 21 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:52,499 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 5491 transitions. [2022-01-28 14:21:52,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:52,500 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:52,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:52,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-01-28 14:21:52,500 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:52,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:52,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1417977286, now seen corresponding path program 41 times [2022-01-28 14:21:52,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:52,501 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229464625] [2022-01-28 14:21:52,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:52,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:52,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:52,720 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:52,720 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229464625] [2022-01-28 14:21:52,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229464625] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:52,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:52,721 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:52,721 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505261463] [2022-01-28 14:21:52,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:52,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:52,721 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:52,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:52,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:52,721 INFO L87 Difference]: Start difference. First operand 2831 states and 5491 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:54,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:54,716 INFO L93 Difference]: Finished difference Result 5413 states and 10475 transitions. [2022-01-28 14:21:54,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-01-28 14:21:54,717 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:54,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:54,722 INFO L225 Difference]: With dead ends: 5413 [2022-01-28 14:21:54,722 INFO L226 Difference]: Without dead ends: 5413 [2022-01-28 14:21:54,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1081 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=656, Invalid=3250, Unknown=0, NotChecked=0, Total=3906 [2022-01-28 14:21:54,723 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1322 mSDsluCounter, 4000 mSDsCounter, 0 mSdLazyCounter, 3965 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1322 SdHoareTripleChecker+Valid, 4357 SdHoareTripleChecker+Invalid, 4066 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 3965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:54,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1322 Valid, 4357 Invalid, 4066 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 3965 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-01-28 14:21:54,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5413 states. [2022-01-28 14:21:54,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5413 to 2876. [2022-01-28 14:21:54,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9466341123125217) internal successors, (5581), 2875 states have internal predecessors, (5581), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:54,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5581 transitions. [2022-01-28 14:21:54,769 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5581 transitions. Word has length 141 [2022-01-28 14:21:54,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:54,769 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5581 transitions. [2022-01-28 14:21:54,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:54,769 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5581 transitions. [2022-01-28 14:21:54,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:54,770 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:54,770 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:54,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-01-28 14:21:54,770 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:54,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:54,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1465344976, now seen corresponding path program 42 times [2022-01-28 14:21:54,771 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:54,771 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472235373] [2022-01-28 14:21:54,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:54,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:54,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:54,979 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:54,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472235373] [2022-01-28 14:21:54,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472235373] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:54,979 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:54,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:54,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420232690] [2022-01-28 14:21:54,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:54,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:54,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:54,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:54,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:54,980 INFO L87 Difference]: Start difference. First operand 2876 states and 5581 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:56,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:56,871 INFO L93 Difference]: Finished difference Result 5829 states and 11249 transitions. [2022-01-28 14:21:56,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-01-28 14:21:56,871 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:56,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:56,876 INFO L225 Difference]: With dead ends: 5829 [2022-01-28 14:21:56,876 INFO L226 Difference]: Without dead ends: 5829 [2022-01-28 14:21:56,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1158 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=752, Invalid=3670, Unknown=0, NotChecked=0, Total=4422 [2022-01-28 14:21:56,877 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 1246 mSDsluCounter, 4256 mSDsCounter, 0 mSdLazyCounter, 3345 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1246 SdHoareTripleChecker+Valid, 4605 SdHoareTripleChecker+Invalid, 3434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:56,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1246 Valid, 4605 Invalid, 3434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3345 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-01-28 14:21:56,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5829 states. [2022-01-28 14:21:56,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5829 to 2864. [2022-01-28 14:21:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2863 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:56,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5557 transitions. [2022-01-28 14:21:56,908 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5557 transitions. Word has length 141 [2022-01-28 14:21:56,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:56,908 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5557 transitions. [2022-01-28 14:21:56,908 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:56,908 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5557 transitions. [2022-01-28 14:21:56,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:56,909 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:56,909 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:56,909 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-01-28 14:21:56,909 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:56,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:56,910 INFO L85 PathProgramCache]: Analyzing trace with hash -1742935418, now seen corresponding path program 43 times [2022-01-28 14:21:56,910 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:56,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838915862] [2022-01-28 14:21:56,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:56,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:21:57,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:21:57,112 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:21:57,112 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838915862] [2022-01-28 14:21:57,112 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838915862] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:21:57,112 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:21:57,112 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:21:57,112 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492124425] [2022-01-28 14:21:57,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:21:57,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:21:57,113 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:21:57,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:21:57,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:21:57,116 INFO L87 Difference]: Start difference. First operand 2864 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:59,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:21:59,786 INFO L93 Difference]: Finished difference Result 6225 states and 12027 transitions. [2022-01-28 14:21:59,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2022-01-28 14:21:59,786 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:21:59,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:21:59,792 INFO L225 Difference]: With dead ends: 6225 [2022-01-28 14:21:59,792 INFO L226 Difference]: Without dead ends: 6225 [2022-01-28 14:21:59,793 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2764 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=1472, Invalid=7458, Unknown=0, NotChecked=0, Total=8930 [2022-01-28 14:21:59,793 INFO L933 BasicCegarLoop]: 469 mSDtfsCounter, 1452 mSDsluCounter, 4511 mSDsCounter, 0 mSdLazyCounter, 4304 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 4977 SdHoareTripleChecker+Invalid, 4438 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 4304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-01-28 14:21:59,793 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 4977 Invalid, 4438 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 4304 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-01-28 14:21:59,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6225 states. [2022-01-28 14:21:59,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6225 to 2840. [2022-01-28 14:21:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2840 states, 2831 states have (on average 1.9459554927587426) internal successors, (5509), 2839 states have internal predecessors, (5509), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:59,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2840 states to 2840 states and 5509 transitions. [2022-01-28 14:21:59,827 INFO L78 Accepts]: Start accepts. Automaton has 2840 states and 5509 transitions. Word has length 141 [2022-01-28 14:21:59,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:21:59,827 INFO L470 AbstractCegarLoop]: Abstraction has 2840 states and 5509 transitions. [2022-01-28 14:21:59,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:21:59,827 INFO L276 IsEmpty]: Start isEmpty. Operand 2840 states and 5509 transitions. [2022-01-28 14:21:59,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2022-01-28 14:21:59,828 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:21:59,828 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:21:59,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-01-28 14:21:59,828 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:21:59,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:21:59,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1983043114, now seen corresponding path program 44 times [2022-01-28 14:21:59,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:21:59,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407754235] [2022-01-28 14:21:59,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:21:59,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:21:59,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:22:00,080 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:00,080 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407754235] [2022-01-28 14:22:00,080 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407754235] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:00,080 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:00,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-01-28 14:22:00,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011294669] [2022-01-28 14:22:00,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:00,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-01-28 14:22:00,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:00,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-01-28 14:22:00,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-01-28 14:22:00,081 INFO L87 Difference]: Start difference. First operand 2840 states and 5509 transitions. Second operand has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:01,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:01,840 INFO L93 Difference]: Finished difference Result 4176 states and 8075 transitions. [2022-01-28 14:22:01,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-01-28 14:22:01,840 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 141 [2022-01-28 14:22:01,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:01,845 INFO L225 Difference]: With dead ends: 4176 [2022-01-28 14:22:01,845 INFO L226 Difference]: Without dead ends: 4176 [2022-01-28 14:22:01,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=587, Invalid=3073, Unknown=0, NotChecked=0, Total=3660 [2022-01-28 14:22:01,846 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1237 mSDsluCounter, 3146 mSDsCounter, 0 mSdLazyCounter, 2915 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1237 SdHoareTripleChecker+Valid, 3432 SdHoareTripleChecker+Invalid, 3011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:01,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1237 Valid, 3432 Invalid, 3011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2915 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-01-28 14:22:01,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4176 states. [2022-01-28 14:22:01,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4176 to 2563. [2022-01-28 14:22:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2555 states have (on average 1.9412915851272015) internal successors, (4960), 2562 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) [2022-01-28 14:22:01,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4960 transitions. [2022-01-28 14:22:01,874 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4960 transitions. Word has length 141 [2022-01-28 14:22:01,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:01,875 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4960 transitions. [2022-01-28 14:22:01,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.421052631578948) internal successors, (141), 20 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:01,875 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4960 transitions. [2022-01-28 14:22:01,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-01-28 14:22:01,876 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:01,876 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:01,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-01-28 14:22:01,876 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:22:01,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:01,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1727313849, now seen corresponding path program 1 times [2022-01-28 14:22:01,876 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:01,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176017111] [2022-01-28 14:22:01,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:01,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-28 14:22:01,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-28 14:22:01,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-28 14:22:01,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176017111] [2022-01-28 14:22:01,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176017111] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-28 14:22:01,958 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-28 14:22:01,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-28 14:22:01,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313554693] [2022-01-28 14:22:01,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-28 14:22:01,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-28 14:22:01,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-28 14:22:01,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-28 14:22:01,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:22:01,959 INFO L87 Difference]: Start difference. First operand 2563 states and 4960 transitions. Second operand has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:02,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-28 14:22:02,128 INFO L93 Difference]: Finished difference Result 2796 states and 5420 transitions. [2022-01-28 14:22:02,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-01-28 14:22:02,128 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 147 [2022-01-28 14:22:02,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-28 14:22:02,131 INFO L225 Difference]: With dead ends: 2796 [2022-01-28 14:22:02,131 INFO L226 Difference]: Without dead ends: 2796 [2022-01-28 14:22:02,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-01-28 14:22:02,132 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 102 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-01-28 14:22:02,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 536 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-01-28 14:22:02,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2796 states. [2022-01-28 14:22:02,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2796 to 2670. [2022-01-28 14:22:02,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2670 states, 2662 states have (on average 1.9425244177310292) internal successors, (5171), 2669 states have internal predecessors, (5171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:02,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2670 states to 2670 states and 5171 transitions. [2022-01-28 14:22:02,157 INFO L78 Accepts]: Start accepts. Automaton has 2670 states and 5171 transitions. Word has length 147 [2022-01-28 14:22:02,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-28 14:22:02,157 INFO L470 AbstractCegarLoop]: Abstraction has 2670 states and 5171 transitions. [2022-01-28 14:22:02,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 29.4) internal successors, (147), 6 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-01-28 14:22:02,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2670 states and 5171 transitions. [2022-01-28 14:22:02,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-01-28 14:22:02,159 INFO L506 BasicCegarLoop]: Found error trace [2022-01-28 14:22:02,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:02,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-01-28 14:22:02,159 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-01-28 14:22:02,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-28 14:22:02,159 INFO L85 PathProgramCache]: Analyzing trace with hash 394193674, now seen corresponding path program 1 times [2022-01-28 14:22:02,159 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-28 14:22:02,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325694527] [2022-01-28 14:22:02,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-28 14:22:02,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-28 14:22:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 14:22:02,213 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-01-28 14:22:02,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-01-28 14:22:02,281 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-01-28 14:22:02,281 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-01-28 14:22:02,282 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (14 of 26 remaining) [2022-01-28 14:22:02,283 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (13 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-01-28 14:22:02,284 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-01-28 14:22:02,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-01-28 14:22:02,286 INFO L732 BasicCegarLoop]: Path program histogram: [48, 44, 34, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-28 14:22:02,289 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-28 14:22:02,289 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-28 14:22:02,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.01 02:22:02 BasicIcfg [2022-01-28 14:22:02,365 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-28 14:22:02,365 INFO L158 Benchmark]: Toolchain (without parser) took 366006.27ms. Allocated memory was 199.2MB in the beginning and 461.4MB in the end (delta: 262.1MB). Free memory was 146.6MB in the beginning and 287.6MB in the end (delta: -141.0MB). Peak memory consumption was 120.8MB. Max. memory is 8.0GB. [2022-01-28 14:22:02,365 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 165.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-01-28 14:22:02,365 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.64ms. Allocated memory is still 199.2MB. Free memory was 146.5MB in the beginning and 148.4MB in the end (delta: -1.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-01-28 14:22:02,365 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.94ms. Allocated memory is still 199.2MB. Free memory was 147.9MB in the beginning and 144.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-01-28 14:22:02,366 INFO L158 Benchmark]: Boogie Preprocessor took 37.76ms. Allocated memory is still 199.2MB. Free memory was 144.7MB in the beginning and 142.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-28 14:22:02,366 INFO L158 Benchmark]: RCFGBuilder took 535.73ms. Allocated memory is still 199.2MB. Free memory was 142.1MB in the beginning and 120.6MB in the end (delta: 21.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-01-28 14:22:02,366 INFO L158 Benchmark]: TraceAbstraction took 364928.00ms. Allocated memory was 199.2MB in the beginning and 461.4MB in the end (delta: 262.1MB). Free memory was 120.1MB in the beginning and 287.6MB in the end (delta: -167.5MB). Peak memory consumption was 95.7MB. Max. memory is 8.0GB. [2022-01-28 14:22:02,366 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 199.2MB. Free memory is still 165.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 459.64ms. Allocated memory is still 199.2MB. Free memory was 146.5MB in the beginning and 148.4MB in the end (delta: -1.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 40.94ms. Allocated memory is still 199.2MB. Free memory was 147.9MB in the beginning and 144.7MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.76ms. Allocated memory is still 199.2MB. Free memory was 144.7MB in the beginning and 142.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 535.73ms. Allocated memory is still 199.2MB. Free memory was 142.1MB in the beginning and 120.6MB in the end (delta: 21.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 364928.00ms. Allocated memory was 199.2MB in the beginning and 461.4MB in the end (delta: 262.1MB). Free memory was 120.1MB in the beginning and 287.6MB in the end (delta: -167.5MB). Peak memory consumption was 95.7MB. 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 - DataRaceFoundResult [Line: 1253]: Data race detected Data race detected The following path leads to a data race: [L1223-L1226] 0 struct s { int datum; struct s *next; } *A; VAL [A={0:0}] [L1231] 0 pthread_mutex_t A_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}] [L1232] 0 pthread_mutex_t B_mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [A={0:0}, A_mutex={2:0}, B_mutex={3:0}] [L1245] 0 pthread_t t1; VAL [A={0:0}, A_mutex={2:0}, B_mutex={3:0}, t1={13:0}] [L1246] 0 struct s *p = malloc(sizeof(struct s)); VAL [A={0:0}, A_mutex={2:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-2:0}, p={-2:0}, t1={13:0}] [L1247] CALL 0 init(p,9) [L1228] 0 p -> datum = x VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1229] 0 p -> next = ((void *)0) VAL [\old(x)=9, A={0:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, p={-2:0}, x=9] [L1247] RET 0 init(p,9) [L1248] 0 A = malloc(sizeof(struct s)) VAL [A={11:0}, A = malloc(sizeof(struct s))=112, A_mutex={2:0}, B_mutex={3:0}, malloc(sizeof(struct s))={11:0}, p={-2:0}, t1={13:0}] [L1249] 0 init(A,3) VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1249] CALL 0 init(A,3) [L1228] 0 p -> datum = x VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1229] 0 p -> next = ((void *)0) VAL [\old(x)=3, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={11:0}, p={11:0}, x=3] [L1249] RET 0 init(A,3) [L1250] EXPR 0 A->next VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1250] 0 A->next = p VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1251] FCALL, FORK 0 pthread_create(&t1, ((void *)0), t_fun, ((void *)0)) VAL [A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, pthread_create(&t1, ((void *)0), t_fun, ((void *)0))=-1, t1={13:0}] [L1234] 1 struct s *p = malloc(sizeof(struct s)); VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, malloc(sizeof(struct s))={-3:0}, p={-3:0}] [L1235] 1 struct s *t; VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}] [L1236] CALL 1 init(p,7) [L1228] 1 p -> datum = x VAL [\old(x)=3, \old(x)=7, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-3:0}, p={11:0}, p={11:0}, p={-3:0}, x=3, x=7] [L1253] EXPR 0 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1253] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] [L1229] 1 p -> next = ((void *)0) VAL [\old(x)=3, \old(x)=7, A={11:0}, A_mutex={2:0}, B_mutex={3:0}, p={-3:0}, p={11:0}, p={-3:0}, p={11:0}, x=7, x=3] [L1236] RET 1 init(p,7) [L1238] EXPR 1 A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}] [L1238] 1 t = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}, t={-2:0}] [L1239] EXPR 1 A->next VAL [A={11:0}, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}, t={-2:0}] [L1239] 1 A->next = p VAL [A={11:0}, A->next = p=118, A_mutex={2:0}, arg={0:0}, arg={0:0}, B_mutex={3:0}, p={-3:0}, t={-2:0}] [L1253] 0 p = A->next VAL [A={11:0}, A->next={-2:0}, A_mutex={2:0}, B_mutex={3:0}, p={-2:0}, t1={13:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: p -> next = ((void *)0) [1229] * C: A->next = p [1239] * C: p -> next = ((void *)0) [1229] * C: p -> next = ((void *)0) [1229] * C: A->next = p [1250] * C: p -> datum = x [1228] * C: A->next = p [1250] * C: p -> datum = x [1228] * C: A->next = p [1250] * C: p -> next = ((void *)0) [1229] * C: p -> datum = x [1228] * C: p -> datum = x [1228] * C: A = malloc(sizeof(struct s)) [1248] * C: A->next = p [1250] and C: p = A->next [1253] - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1248]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1249]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1250]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1250]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1253]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1254]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1251]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1238]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1240]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 277 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 364.7s, OverallIterations: 170, TraceHistogramMax: 1, PathProgramHistogramMax: 48, EmptinessCheckTime: 0.2s, AutomataDifference: 316.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 201336 SdHoareTripleChecker+Valid, 199.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 201336 mSDsluCounter, 603315 SdHoareTripleChecker+Invalid, 165.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 547639 mSDsCounter, 33683 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 490073 IncrementalHoareTripleChecker+Invalid, 523756 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33683 mSolverCounterUnsat, 56193 mSDtfsCounter, 490073 mSolverCounterSat, 1.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10356 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 10067 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202596 ImplicationChecksByTransitivity, 124.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3340occurred in iteration=85, InterpolantAutomatonStates: 8645, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 6.1s AutomataMinimizationTime, 169 MinimizatonAttempts, 360929 StatesRemovedByMinimization, 164 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 36.3s InterpolantComputationTime, 22295 NumberOfCodeBlocks, 22295 NumberOfCodeBlocksAsserted, 170 NumberOfCheckSat, 21971 ConstructedInterpolants, 0 QuantifiedInterpolants, 203610 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 169 InterpolantComputations, 169 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-01-28 14:22:02,487 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...