/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/ldv-races/race-2_4-container_of.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.abstract-por-f0ea240 [2022-02-10 23:30:38,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-10 23:30:38,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-10 23:30:38,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2022-02-10 23:30:38,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-10 23:30:38,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-10 23:30:38,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-10 23:30:38,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-10 23:30:38,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-10 23:30:38,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-10 23:30:38,916 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-10 23:30:38,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-10 23:30:38,922 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-10 23:30:38,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-10 23:30:38,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-10 23:30:38,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-10 23:30:38,927 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-02-10 23:30:38,934 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-10 23:30:38,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-10 23:30:38,935 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-10 23:30:38,936 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-10 23:30:38,963 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-10 23:30:38,964 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-10 23:30:38,964 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-10 23:30:38,964 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-10 23:30:38,965 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-10 23:30:38,965 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-10 23:30:38,965 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-10 23:30:38,966 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-10 23:30:38,966 INFO L138 SettingsManager]: * Use SBE=true [2022-02-10 23:30:38,966 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-10 23:30:38,966 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-10 23:30:38,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-10 23:30:38,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-10 23:30:38,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:30:38,969 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-10 23:30:38,969 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-10 23:30:38,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-10 23:30:38,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-10 23:30:39,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-10 23:30:39,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-10 23:30:39,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-10 23:30:39,201 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-10 23:30:39,202 INFO L275 PluginConnector]: CDTParser initialized [2022-02-10 23:30:39,202 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-02-10 23:30:39,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126b5bf32/254202430f6f42bc8a95bf9e37e5577e/FLAG063641902 [2022-02-10 23:30:39,766 INFO L306 CDTParser]: Found 1 translation units. [2022-02-10 23:30:39,767 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i [2022-02-10 23:30:39,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126b5bf32/254202430f6f42bc8a95bf9e37e5577e/FLAG063641902 [2022-02-10 23:30:40,044 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/126b5bf32/254202430f6f42bc8a95bf9e37e5577e [2022-02-10 23:30:40,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-10 23:30:40,047 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-10 23:30:40,048 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-10 23:30:40,048 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-10 23:30:40,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-10 23:30:40,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30b3aa92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40, skipping insertion in model container [2022-02-10 23:30:40,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,056 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-10 23:30:40,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-10 23:30:40,271 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-10 23:30:40,609 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2022-02-10 23:30:40,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:30:40,659 INFO L203 MainTranslator]: Completed pre-run [2022-02-10 23:30:40,668 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-02-10 23:30:40,687 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-races/race-2_4-container_of.i[75002,75015] [2022-02-10 23:30:40,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-10 23:30:40,764 INFO L208 MainTranslator]: Completed translation [2022-02-10 23:30:40,765 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40 WrapperNode [2022-02-10 23:30:40,765 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-10 23:30:40,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-10 23:30:40,766 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-10 23:30:40,766 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-10 23:30:40,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,813 INFO L137 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 225 [2022-02-10 23:30:40,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-10 23:30:40,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-10 23:30:40,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-10 23:30:40,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-10 23:30:40,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,833 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,848 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,850 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,853 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-10 23:30:40,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-10 23:30:40,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-10 23:30:40,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-10 23:30:40,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (1/1) ... [2022-02-10 23:30:40,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-10 23:30:40,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-10 23:30:40,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-10 23:30:40,886 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-10 23:30:40,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-10 23:30:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-10 23:30:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2022-02-10 23:30:40,927 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2022-02-10 23:30:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-10 23:30:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-10 23:30:40,927 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-10 23:30:40,928 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-10 23:30:41,114 INFO L234 CfgBuilder]: Building ICFG [2022-02-10 23:30:41,116 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-10 23:30:41,467 INFO L275 CfgBuilder]: Performing block encoding [2022-02-10 23:30:41,562 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-10 23:30:41,562 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-10 23:30:41,564 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:30:41 BoogieIcfgContainer [2022-02-10 23:30:41,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-10 23:30:41,565 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-10 23:30:41,565 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-10 23:30:41,567 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-10 23:30:41,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.02 11:30:40" (1/3) ... [2022-02-10 23:30:41,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f2b60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:30:41, skipping insertion in model container [2022-02-10 23:30:41,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.02 11:30:40" (2/3) ... [2022-02-10 23:30:41,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28f2b60a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.02 11:30:41, skipping insertion in model container [2022-02-10 23:30:41,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.02 11:30:41" (3/3) ... [2022-02-10 23:30:41,569 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2022-02-10 23:30:41,573 WARN L154 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-10 23:30:41,573 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-10 23:30:41,573 INFO L168 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-02-10 23:30:41,573 INFO L538 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-10 23:30:41,602 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,602 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,603 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,604 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,605 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,606 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,607 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,608 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,609 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,610 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,611 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,612 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,613 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,614 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,615 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,616 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,617 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,618 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,619 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,620 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,621 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,622 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,623 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,623 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,623 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,625 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,625 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,625 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,626 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,627 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,627 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork0_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,628 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,629 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,629 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,629 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,629 WARN L322 ript$VariableManager]: TermVariable |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,629 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,629 WARN L322 ript$VariableManager]: TermVariable my_callbackThread1of1ForFork1_~dev~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-10 23:30:41,632 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-02-10 23:30:41,666 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-10 23:30:41,673 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-10 23:30:41,673 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-02-10 23:30:41,691 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 247 places, 247 transitions, 510 flow [2022-02-10 23:30:42,330 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:42,378 INFO L276 IsEmpty]: Start isEmpty. Operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-02-10 23:30:42,384 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:42,384 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:42,385 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:42,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:42,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1565249472, now seen corresponding path program 1 times [2022-02-10 23:30:42,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:42,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147394725] [2022-02-10 23:30:42,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:42,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:42,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:42,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:42,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:42,865 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147394725] [2022-02-10 23:30:42,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147394725] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:42,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:42,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:42,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83076854] [2022-02-10 23:30:42,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:42,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:42,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:42,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:42,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:42,935 INFO L87 Difference]: Start difference. First operand has 26181 states, 25988 states have (on average 2.8921810066184395) internal successors, (75162), 26180 states have internal predecessors, (75162), 0 states have call successors, (0), 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 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:43,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:43,280 INFO L93 Difference]: Finished difference Result 16669 states and 46907 transitions. [2022-02-10 23:30:43,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:43,283 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 43 [2022-02-10 23:30:43,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:43,352 INFO L225 Difference]: With dead ends: 16669 [2022-02-10 23:30:43,352 INFO L226 Difference]: Without dead ends: 13529 [2022-02-10 23:30:43,353 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:43,356 INFO L934 BasicCegarLoop]: 207 mSDtfsCounter, 3 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:43,356 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 351 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:30:43,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13529 states. [2022-02-10 23:30:43,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13529 to 13529. [2022-02-10 23:30:43,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13529 states, 13515 states have (on average 2.8074731779504254) internal successors, (37943), 13528 states have internal predecessors, (37943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13529 states to 13529 states and 37943 transitions. [2022-02-10 23:30:43,818 INFO L78 Accepts]: Start accepts. Automaton has 13529 states and 37943 transitions. Word has length 43 [2022-02-10 23:30:43,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:43,819 INFO L470 AbstractCegarLoop]: Abstraction has 13529 states and 37943 transitions. [2022-02-10 23:30:43,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.6) internal successors, (43), 6 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:43,820 INFO L276 IsEmpty]: Start isEmpty. Operand 13529 states and 37943 transitions. [2022-02-10 23:30:43,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-02-10 23:30:43,821 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:43,821 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:43,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-10 23:30:43,822 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:43,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:43,822 INFO L85 PathProgramCache]: Analyzing trace with hash -2129762661, now seen corresponding path program 1 times [2022-02-10 23:30:43,823 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:43,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393441979] [2022-02-10 23:30:43,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:43,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:43,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:43,956 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:43,956 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393441979] [2022-02-10 23:30:43,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393441979] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:43,957 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:43,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:43,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282386258] [2022-02-10 23:30:43,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:43,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:43,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:43,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:43,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:43,959 INFO L87 Difference]: Start difference. First operand 13529 states and 37943 transitions. Second operand has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:44,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:44,179 INFO L93 Difference]: Finished difference Result 13528 states and 37942 transitions. [2022-02-10 23:30:44,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:44,180 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2022-02-10 23:30:44,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:44,263 INFO L225 Difference]: With dead ends: 13528 [2022-02-10 23:30:44,263 INFO L226 Difference]: Without dead ends: 13528 [2022-02-10 23:30:44,263 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:44,264 INFO L934 BasicCegarLoop]: 188 mSDtfsCounter, 4 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:44,264 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 315 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:30:44,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13528 states. [2022-02-10 23:30:44,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13528 to 13528. [2022-02-10 23:30:44,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13528 states, 13515 states have (on average 2.80739918608953) internal successors, (37942), 13527 states have internal predecessors, (37942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:44,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13528 states to 13528 states and 37942 transitions. [2022-02-10 23:30:44,661 INFO L78 Accepts]: Start accepts. Automaton has 13528 states and 37942 transitions. Word has length 51 [2022-02-10 23:30:44,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:44,662 INFO L470 AbstractCegarLoop]: Abstraction has 13528 states and 37942 transitions. [2022-02-10 23:30:44,662 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.2) internal successors, (51), 6 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:44,662 INFO L276 IsEmpty]: Start isEmpty. Operand 13528 states and 37942 transitions. [2022-02-10 23:30:44,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-02-10 23:30:44,668 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:44,668 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:44,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-10 23:30:44,669 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:44,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:44,669 INFO L85 PathProgramCache]: Analyzing trace with hash 2057709957, now seen corresponding path program 1 times [2022-02-10 23:30:44,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:44,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [965260321] [2022-02-10 23:30:44,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:44,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:44,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:44,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:44,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [965260321] [2022-02-10 23:30:44,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [965260321] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:44,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:44,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:44,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402881024] [2022-02-10 23:30:44,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:44,865 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:44,865 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:44,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:44,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:44,866 INFO L87 Difference]: Start difference. First operand 13528 states and 37942 transitions. Second operand has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:45,303 INFO L93 Difference]: Finished difference Result 14123 states and 39589 transitions. [2022-02-10 23:30:45,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:45,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 72 [2022-02-10 23:30:45,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:45,340 INFO L225 Difference]: With dead ends: 14123 [2022-02-10 23:30:45,341 INFO L226 Difference]: Without dead ends: 14123 [2022-02-10 23:30:45,341 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:45,349 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 82 mSDsluCounter, 461 mSDsCounter, 0 mSdLazyCounter, 360 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:45,350 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [82 Valid, 717 Invalid, 365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 360 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-10 23:30:45,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14123 states. [2022-02-10 23:30:45,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14123 to 13991. [2022-02-10 23:30:45,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13991 states, 13979 states have (on average 2.8057085628442664) internal successors, (39221), 13990 states have internal predecessors, (39221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13991 states to 13991 states and 39221 transitions. [2022-02-10 23:30:45,684 INFO L78 Accepts]: Start accepts. Automaton has 13991 states and 39221 transitions. Word has length 72 [2022-02-10 23:30:45,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:45,685 INFO L470 AbstractCegarLoop]: Abstraction has 13991 states and 39221 transitions. [2022-02-10 23:30:45,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.4) internal successors, (72), 6 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,685 INFO L276 IsEmpty]: Start isEmpty. Operand 13991 states and 39221 transitions. [2022-02-10 23:30:45,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-02-10 23:30:45,689 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:45,689 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:45,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-10 23:30:45,689 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:45,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:45,690 INFO L85 PathProgramCache]: Analyzing trace with hash -496369643, now seen corresponding path program 1 times [2022-02-10 23:30:45,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:45,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464866690] [2022-02-10 23:30:45,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:45,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:45,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:45,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:45,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:45,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464866690] [2022-02-10 23:30:45,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464866690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:45,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:45,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:45,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45093938] [2022-02-10 23:30:45,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:45,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-10 23:30:45,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:45,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-10 23:30:45,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:30:45,862 INFO L87 Difference]: Start difference. First operand 13991 states and 39221 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:45,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:45,981 INFO L93 Difference]: Finished difference Result 14015 states and 39244 transitions. [2022-02-10 23:30:45,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:45,982 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 78 [2022-02-10 23:30:45,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:46,013 INFO L225 Difference]: With dead ends: 14015 [2022-02-10 23:30:46,014 INFO L226 Difference]: Without dead ends: 14015 [2022-02-10 23:30:46,015 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-10 23:30:46,021 INFO L934 BasicCegarLoop]: 188 mSDtfsCounter, 86 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:46,022 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 747 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-02-10 23:30:46,047 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14015 states. [2022-02-10 23:30:46,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14015 to 13975. [2022-02-10 23:30:46,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13975 states, 13964 states have (on average 2.807576625608708) internal successors, (39205), 13974 states have internal predecessors, (39205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:46,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13975 states to 13975 states and 39205 transitions. [2022-02-10 23:30:46,357 INFO L78 Accepts]: Start accepts. Automaton has 13975 states and 39205 transitions. Word has length 78 [2022-02-10 23:30:46,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:46,357 INFO L470 AbstractCegarLoop]: Abstraction has 13975 states and 39205 transitions. [2022-02-10 23:30:46,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:46,357 INFO L276 IsEmpty]: Start isEmpty. Operand 13975 states and 39205 transitions. [2022-02-10 23:30:46,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-02-10 23:30:46,360 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:46,360 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:46,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-10 23:30:46,361 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:46,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:46,363 INFO L85 PathProgramCache]: Analyzing trace with hash 8979447, now seen corresponding path program 1 times [2022-02-10 23:30:46,363 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:46,363 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814818816] [2022-02-10 23:30:46,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:46,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:46,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:46,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:46,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814818816] [2022-02-10 23:30:46,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814818816] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:46,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:46,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:46,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498318024] [2022-02-10 23:30:46,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:46,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:46,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:46,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:46,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:46,500 INFO L87 Difference]: Start difference. First operand 13975 states and 39205 transitions. Second operand has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:46,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:46,711 INFO L93 Difference]: Finished difference Result 14570 states and 40852 transitions. [2022-02-10 23:30:46,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:46,711 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2022-02-10 23:30:46,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:46,739 INFO L225 Difference]: With dead ends: 14570 [2022-02-10 23:30:46,739 INFO L226 Difference]: Without dead ends: 14570 [2022-02-10 23:30:46,740 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:46,740 INFO L934 BasicCegarLoop]: 268 mSDtfsCounter, 84 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 451 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:46,740 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [84 Valid, 451 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:30:46,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14570 states. [2022-02-10 23:30:47,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14570 to 14438. [2022-02-10 23:30:47,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14438 states, 14428 states have (on average 2.8059329082339897) internal successors, (40484), 14437 states have internal predecessors, (40484), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:47,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14438 states to 14438 states and 40484 transitions. [2022-02-10 23:30:47,045 INFO L78 Accepts]: Start accepts. Automaton has 14438 states and 40484 transitions. Word has length 80 [2022-02-10 23:30:47,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:47,045 INFO L470 AbstractCegarLoop]: Abstraction has 14438 states and 40484 transitions. [2022-02-10 23:30:47,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.0) internal successors, (80), 6 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:47,045 INFO L276 IsEmpty]: Start isEmpty. Operand 14438 states and 40484 transitions. [2022-02-10 23:30:47,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-02-10 23:30:47,050 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:47,050 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:47,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-10 23:30:47,050 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:47,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:47,050 INFO L85 PathProgramCache]: Analyzing trace with hash 856795434, now seen corresponding path program 1 times [2022-02-10 23:30:47,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:47,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729114345] [2022-02-10 23:30:47,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:47,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:47,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:47,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:47,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729114345] [2022-02-10 23:30:47,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729114345] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:47,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:47,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:47,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884611683] [2022-02-10 23:30:47,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:47,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:47,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:47,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:47,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:47,131 INFO L87 Difference]: Start difference. First operand 14438 states and 40484 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:47,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:47,426 INFO L93 Difference]: Finished difference Result 16753 states and 46787 transitions. [2022-02-10 23:30:47,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:47,427 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 87 [2022-02-10 23:30:47,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:47,459 INFO L225 Difference]: With dead ends: 16753 [2022-02-10 23:30:47,459 INFO L226 Difference]: Without dead ends: 16753 [2022-02-10 23:30:47,459 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:47,459 INFO L934 BasicCegarLoop]: 253 mSDtfsCounter, 176 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 535 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:47,460 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 535 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 239 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:30:47,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16753 states. [2022-02-10 23:30:47,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16753 to 14900. [2022-02-10 23:30:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14900 states, 14892 states have (on average 2.804324469513833) internal successors, (41762), 14899 states have internal predecessors, (41762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:47,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14900 states to 14900 states and 41762 transitions. [2022-02-10 23:30:47,774 INFO L78 Accepts]: Start accepts. Automaton has 14900 states and 41762 transitions. Word has length 87 [2022-02-10 23:30:47,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:47,775 INFO L470 AbstractCegarLoop]: Abstraction has 14900 states and 41762 transitions. [2022-02-10 23:30:47,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:47,775 INFO L276 IsEmpty]: Start isEmpty. Operand 14900 states and 41762 transitions. [2022-02-10 23:30:47,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-02-10 23:30:47,780 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:47,781 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:47,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-10 23:30:47,781 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:47,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:47,781 INFO L85 PathProgramCache]: Analyzing trace with hash 2029226046, now seen corresponding path program 1 times [2022-02-10 23:30:47,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:47,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1011451763] [2022-02-10 23:30:47,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:47,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:47,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:47,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:47,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:47,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1011451763] [2022-02-10 23:30:47,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1011451763] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:47,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:47,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:47,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290435368] [2022-02-10 23:30:47,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:47,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:30:47,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:47,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:30:47,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:47,879 INFO L87 Difference]: Start difference. First operand 14900 states and 41762 transitions. Second operand has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:48,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:48,539 INFO L93 Difference]: Finished difference Result 15688 states and 43614 transitions. [2022-02-10 23:30:48,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:48,540 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 90 [2022-02-10 23:30:48,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:48,572 INFO L225 Difference]: With dead ends: 15688 [2022-02-10 23:30:48,572 INFO L226 Difference]: Without dead ends: 15688 [2022-02-10 23:30:48,572 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:30:48,573 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 118 mSDsluCounter, 660 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 931 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:48,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 931 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:30:48,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15688 states. [2022-02-10 23:30:48,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15688 to 15364. [2022-02-10 23:30:48,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15364 states, 15356 states have (on average 2.8029434748632456) internal successors, (43042), 15363 states have internal predecessors, (43042), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:48,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15364 states to 15364 states and 43042 transitions. [2022-02-10 23:30:48,900 INFO L78 Accepts]: Start accepts. Automaton has 15364 states and 43042 transitions. Word has length 90 [2022-02-10 23:30:48,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:48,901 INFO L470 AbstractCegarLoop]: Abstraction has 15364 states and 43042 transitions. [2022-02-10 23:30:48,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.0) internal successors, (90), 6 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 15364 states and 43042 transitions. [2022-02-10 23:30:48,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-02-10 23:30:48,910 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:48,910 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:48,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-10 23:30:48,910 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:48,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:48,911 INFO L85 PathProgramCache]: Analyzing trace with hash -344546853, now seen corresponding path program 1 times [2022-02-10 23:30:48,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:48,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518727688] [2022-02-10 23:30:48,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:48,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:48,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:48,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:48,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518727688] [2022-02-10 23:30:48,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518727688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:48,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:48,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:30:48,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249911122] [2022-02-10 23:30:48,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:48,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-02-10 23:30:48,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:48,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-02-10 23:30:48,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-02-10 23:30:48,977 INFO L87 Difference]: Start difference. First operand 15364 states and 43042 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:49,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:49,189 INFO L93 Difference]: Finished difference Result 5974 states and 16279 transitions. [2022-02-10 23:30:49,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:30:49,195 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 92 [2022-02-10 23:30:49,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:49,206 INFO L225 Difference]: With dead ends: 5974 [2022-02-10 23:30:49,206 INFO L226 Difference]: Without dead ends: 5974 [2022-02-10 23:30:49,206 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-02-10 23:30:49,207 INFO L934 BasicCegarLoop]: 286 mSDtfsCounter, 308 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 842 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:49,207 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [308 Valid, 842 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-10 23:30:49,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5974 states. [2022-02-10 23:30:49,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5974 to 5936. [2022-02-10 23:30:49,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5936 states, 5932 states have (on average 2.7380310182063385) internal successors, (16242), 5935 states have internal predecessors, (16242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:49,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-02-10 23:30:49,295 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 92 [2022-02-10 23:30:49,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:49,295 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-02-10 23:30:49,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:49,296 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-02-10 23:30:49,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:49,303 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:49,303 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:49,303 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-10 23:30:49,303 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:49,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:49,304 INFO L85 PathProgramCache]: Analyzing trace with hash 66192853, now seen corresponding path program 1 times [2022-02-10 23:30:49,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:49,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398914386] [2022-02-10 23:30:49,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:49,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:49,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:49,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398914386] [2022-02-10 23:30:49,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398914386] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:49,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:49,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:49,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848485917] [2022-02-10 23:30:49,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:49,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:49,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:49,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:49,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=255, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:49,914 INFO L87 Difference]: Start difference. First operand 5936 states and 16242 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:51,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:51,247 INFO L93 Difference]: Finished difference Result 6707 states and 17971 transitions. [2022-02-10 23:30:51,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:51,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:51,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:51,256 INFO L225 Difference]: With dead ends: 6707 [2022-02-10 23:30:51,256 INFO L226 Difference]: Without dead ends: 6707 [2022-02-10 23:30:51,257 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:51,259 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1648 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1104 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1648 SdHoareTripleChecker+Valid, 1700 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:51,259 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1648 Valid, 1700 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:30:51,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6707 states. [2022-02-10 23:30:51,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6707 to 6020. [2022-02-10 23:30:51,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6020 states, 6016 states have (on average 2.7406914893617023) internal successors, (16488), 6019 states have internal predecessors, (16488), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6020 states to 6020 states and 16488 transitions. [2022-02-10 23:30:51,346 INFO L78 Accepts]: Start accepts. Automaton has 6020 states and 16488 transitions. Word has length 98 [2022-02-10 23:30:51,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:51,347 INFO L470 AbstractCegarLoop]: Abstraction has 6020 states and 16488 transitions. [2022-02-10 23:30:51,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:51,347 INFO L276 IsEmpty]: Start isEmpty. Operand 6020 states and 16488 transitions. [2022-02-10 23:30:51,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:51,353 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:51,353 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:51,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-10 23:30:51,354 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:51,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:51,354 INFO L85 PathProgramCache]: Analyzing trace with hash 62906233, now seen corresponding path program 2 times [2022-02-10 23:30:51,354 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:51,354 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258444258] [2022-02-10 23:30:51,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:51,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:51,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:51,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:51,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258444258] [2022-02-10 23:30:51,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258444258] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:51,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:51,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:51,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416240175] [2022-02-10 23:30:51,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:51,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:51,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:51,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:51,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:51,955 INFO L87 Difference]: Start difference. First operand 6020 states and 16488 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:53,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:53,189 INFO L93 Difference]: Finished difference Result 6623 states and 17725 transitions. [2022-02-10 23:30:53,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:53,190 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:53,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:53,200 INFO L225 Difference]: With dead ends: 6623 [2022-02-10 23:30:53,200 INFO L226 Difference]: Without dead ends: 6623 [2022-02-10 23:30:53,201 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:53,201 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1886 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 981 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1886 SdHoareTripleChecker+Valid, 1503 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:53,201 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1886 Valid, 1503 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 981 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:30:53,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6623 states. [2022-02-10 23:30:53,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6623 to 6062. [2022-02-10 23:30:53,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6062 states, 6058 states have (on average 2.741994057444701) internal successors, (16611), 6061 states have internal predecessors, (16611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:53,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6062 states to 6062 states and 16611 transitions. [2022-02-10 23:30:53,283 INFO L78 Accepts]: Start accepts. Automaton has 6062 states and 16611 transitions. Word has length 98 [2022-02-10 23:30:53,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:53,283 INFO L470 AbstractCegarLoop]: Abstraction has 6062 states and 16611 transitions. [2022-02-10 23:30:53,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:53,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6062 states and 16611 transitions. [2022-02-10 23:30:53,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:53,292 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:53,292 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:53,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-10 23:30:53,293 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:53,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:53,293 INFO L85 PathProgramCache]: Analyzing trace with hash 62882053, now seen corresponding path program 3 times [2022-02-10 23:30:53,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:53,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228754558] [2022-02-10 23:30:53,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:53,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:53,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:54,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:54,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:54,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228754558] [2022-02-10 23:30:54,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228754558] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:54,093 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:54,093 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:54,093 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607129932] [2022-02-10 23:30:54,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:54,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:54,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:54,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:54,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:54,095 INFO L87 Difference]: Start difference. First operand 6062 states and 16611 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:55,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:55,368 INFO L93 Difference]: Finished difference Result 6511 states and 17425 transitions. [2022-02-10 23:30:55,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:30:55,368 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:55,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:55,377 INFO L225 Difference]: With dead ends: 6511 [2022-02-10 23:30:55,378 INFO L226 Difference]: Without dead ends: 6511 [2022-02-10 23:30:55,378 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=336, Invalid=786, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:30:55,378 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1626 mSDsluCounter, 1454 mSDsCounter, 0 mSdLazyCounter, 1118 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1626 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 1261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:55,379 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1626 Valid, 1739 Invalid, 1261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1118 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:30:55,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6511 states. [2022-02-10 23:30:55,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6511 to 6104. [2022-02-10 23:30:55,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6104 states, 6100 states have (on average 2.7432786885245903) internal successors, (16734), 6103 states have internal predecessors, (16734), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:55,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6104 states to 6104 states and 16734 transitions. [2022-02-10 23:30:55,467 INFO L78 Accepts]: Start accepts. Automaton has 6104 states and 16734 transitions. Word has length 98 [2022-02-10 23:30:55,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:55,467 INFO L470 AbstractCegarLoop]: Abstraction has 6104 states and 16734 transitions. [2022-02-10 23:30:55,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:55,468 INFO L276 IsEmpty]: Start isEmpty. Operand 6104 states and 16734 transitions. [2022-02-10 23:30:55,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:55,477 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:55,477 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:55,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-10 23:30:55,478 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:55,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:55,478 INFO L85 PathProgramCache]: Analyzing trace with hash 929935275, now seen corresponding path program 4 times [2022-02-10 23:30:55,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:55,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015895462] [2022-02-10 23:30:55,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:55,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:55,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:55,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:55,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015895462] [2022-02-10 23:30:55,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015895462] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:55,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:55,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:55,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535259559] [2022-02-10 23:30:55,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:55,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:55,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:55,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:55,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:55,878 INFO L87 Difference]: Start difference. First operand 6104 states and 16734 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:57,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:57,299 INFO L93 Difference]: Finished difference Result 7227 states and 19409 transitions. [2022-02-10 23:30:57,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:30:57,300 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:57,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:57,311 INFO L225 Difference]: With dead ends: 7227 [2022-02-10 23:30:57,311 INFO L226 Difference]: Without dead ends: 7227 [2022-02-10 23:30:57,311 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:30:57,312 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1678 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 1416 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1559 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:57,312 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2056 Invalid, 1559 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1416 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:30:57,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-02-10 23:30:57,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6174. [2022-02-10 23:30:57,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6174 states, 6170 states have (on average 2.745380875202593) internal successors, (16939), 6173 states have internal predecessors, (16939), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:57,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6174 states to 6174 states and 16939 transitions. [2022-02-10 23:30:57,424 INFO L78 Accepts]: Start accepts. Automaton has 6174 states and 16939 transitions. Word has length 98 [2022-02-10 23:30:57,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:57,425 INFO L470 AbstractCegarLoop]: Abstraction has 6174 states and 16939 transitions. [2022-02-10 23:30:57,425 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:57,425 INFO L276 IsEmpty]: Start isEmpty. Operand 6174 states and 16939 transitions. [2022-02-10 23:30:57,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:57,432 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:57,432 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:57,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-10 23:30:57,432 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:57,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:57,432 INFO L85 PathProgramCache]: Analyzing trace with hash 926648655, now seen corresponding path program 5 times [2022-02-10 23:30:57,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:57,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592049761] [2022-02-10 23:30:57,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:57,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:30:57,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:30:57,958 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:30:57,958 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592049761] [2022-02-10 23:30:57,959 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592049761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:30:57,959 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:30:57,959 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:30:57,959 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372215030] [2022-02-10 23:30:57,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:30:57,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:30:57,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:30:57,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:30:57,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:30:57,960 INFO L87 Difference]: Start difference. First operand 6174 states and 16939 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:59,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:30:59,442 INFO L93 Difference]: Finished difference Result 7255 states and 19491 transitions. [2022-02-10 23:30:59,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:30:59,442 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:30:59,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:30:59,453 INFO L225 Difference]: With dead ends: 7255 [2022-02-10 23:30:59,453 INFO L226 Difference]: Without dead ends: 7255 [2022-02-10 23:30:59,454 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:30:59,454 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1676 mSDsluCounter, 1777 mSDsCounter, 0 mSdLazyCounter, 1417 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 2100 SdHoareTripleChecker+Invalid, 1566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:30:59,454 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 2100 Invalid, 1566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1417 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:30:59,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-02-10 23:30:59,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6230. [2022-02-10 23:30:59,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6230 states, 6226 states have (on average 2.7470285897847737) internal successors, (17103), 6229 states have internal predecessors, (17103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6230 states to 6230 states and 17103 transitions. [2022-02-10 23:30:59,579 INFO L78 Accepts]: Start accepts. Automaton has 6230 states and 17103 transitions. Word has length 98 [2022-02-10 23:30:59,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:30:59,580 INFO L470 AbstractCegarLoop]: Abstraction has 6230 states and 17103 transitions. [2022-02-10 23:30:59,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:30:59,580 INFO L276 IsEmpty]: Start isEmpty. Operand 6230 states and 17103 transitions. [2022-02-10 23:30:59,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:30:59,587 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:30:59,587 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:30:59,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-10 23:30:59,587 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:30:59,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:30:59,588 INFO L85 PathProgramCache]: Analyzing trace with hash 926624475, now seen corresponding path program 6 times [2022-02-10 23:30:59,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:30:59,588 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1994393631] [2022-02-10 23:30:59,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:30:59,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:30:59,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:00,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:00,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:00,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1994393631] [2022-02-10 23:31:00,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1994393631] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:00,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:00,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:00,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841015408] [2022-02-10 23:31:00,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:00,264 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:00,264 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:00,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:00,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:00,265 INFO L87 Difference]: Start difference. First operand 6230 states and 17103 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:01,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:01,501 INFO L93 Difference]: Finished difference Result 7339 states and 19765 transitions. [2022-02-10 23:31:01,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:01,501 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:01,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:01,515 INFO L225 Difference]: With dead ends: 7339 [2022-02-10 23:31:01,515 INFO L226 Difference]: Without dead ends: 7339 [2022-02-10 23:31:01,516 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:01,519 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1532 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 1598 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:01,520 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1532 Valid, 1598 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:31:01,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7339 states. [2022-02-10 23:31:01,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7339 to 6188. [2022-02-10 23:31:01,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6188 states, 6184 states have (on average 2.7457956015523934) internal successors, (16980), 6187 states have internal predecessors, (16980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6188 states to 6188 states and 16980 transitions. [2022-02-10 23:31:01,643 INFO L78 Accepts]: Start accepts. Automaton has 6188 states and 16980 transitions. Word has length 98 [2022-02-10 23:31:01,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:01,643 INFO L470 AbstractCegarLoop]: Abstraction has 6188 states and 16980 transitions. [2022-02-10 23:31:01,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:01,644 INFO L276 IsEmpty]: Start isEmpty. Operand 6188 states and 16980 transitions. [2022-02-10 23:31:01,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:01,650 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:01,650 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:01,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-10 23:31:01,651 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:01,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:01,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1428479723, now seen corresponding path program 7 times [2022-02-10 23:31:01,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:01,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961613741] [2022-02-10 23:31:01,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:01,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:01,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:02,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:02,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:02,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961613741] [2022-02-10 23:31:02,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961613741] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:02,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:02,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:02,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273997905] [2022-02-10 23:31:02,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:02,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:02,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:02,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:02,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:02,263 INFO L87 Difference]: Start difference. First operand 6188 states and 16980 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:03,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:03,480 INFO L93 Difference]: Finished difference Result 7017 states and 18822 transitions. [2022-02-10 23:31:03,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:03,481 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:03,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:03,493 INFO L225 Difference]: With dead ends: 7017 [2022-02-10 23:31:03,493 INFO L226 Difference]: Without dead ends: 7017 [2022-02-10 23:31:03,495 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:03,496 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1458 mSDsluCounter, 1586 mSDsCounter, 0 mSdLazyCounter, 1267 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1458 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:03,496 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1458 Valid, 1886 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1267 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:03,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2022-02-10 23:31:03,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 6202. [2022-02-10 23:31:03,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6202 states, 6198 states have (on average 2.7462084543401097) internal successors, (17021), 6201 states have internal predecessors, (17021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:03,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6202 states to 6202 states and 17021 transitions. [2022-02-10 23:31:03,616 INFO L78 Accepts]: Start accepts. Automaton has 6202 states and 17021 transitions. Word has length 98 [2022-02-10 23:31:03,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:03,617 INFO L470 AbstractCegarLoop]: Abstraction has 6202 states and 17021 transitions. [2022-02-10 23:31:03,617 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:03,617 INFO L276 IsEmpty]: Start isEmpty. Operand 6202 states and 17021 transitions. [2022-02-10 23:31:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:03,623 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:03,628 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:03,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-10 23:31:03,628 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:03,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:03,628 INFO L85 PathProgramCache]: Analyzing trace with hash 2038003583, now seen corresponding path program 8 times [2022-02-10 23:31:03,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:03,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246296029] [2022-02-10 23:31:03,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:03,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:04,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:04,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:04,375 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246296029] [2022-02-10 23:31:04,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246296029] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:04,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:04,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:04,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865110278] [2022-02-10 23:31:04,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:04,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:04,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:04,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:04,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:04,378 INFO L87 Difference]: Start difference. First operand 6202 states and 17021 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:05,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:05,948 INFO L93 Difference]: Finished difference Result 7115 states and 19109 transitions. [2022-02-10 23:31:05,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:05,949 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:05,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:05,959 INFO L225 Difference]: With dead ends: 7115 [2022-02-10 23:31:05,959 INFO L226 Difference]: Without dead ends: 7115 [2022-02-10 23:31:05,960 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:05,960 INFO L934 BasicCegarLoop]: 363 mSDtfsCounter, 1615 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1443 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:05,961 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2056 Invalid, 1564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1443 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:31:05,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-02-10 23:31:06,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 6160. [2022-02-10 23:31:06,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:06,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-02-10 23:31:06,116 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-02-10 23:31:06,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:06,116 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-02-10 23:31:06,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:06,117 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-02-10 23:31:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:06,122 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:06,122 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:06,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-10 23:31:06,123 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:06,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:06,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1232221149, now seen corresponding path program 9 times [2022-02-10 23:31:06,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:06,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976707574] [2022-02-10 23:31:06,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:06,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:06,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:06,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976707574] [2022-02-10 23:31:06,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976707574] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:06,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:06,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:06,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728145696] [2022-02-10 23:31:06,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:06,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:06,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:06,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:06,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:06,532 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:07,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:07,848 INFO L93 Difference]: Finished difference Result 7395 states and 19901 transitions. [2022-02-10 23:31:07,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:31:07,849 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:07,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:07,859 INFO L225 Difference]: With dead ends: 7395 [2022-02-10 23:31:07,859 INFO L226 Difference]: Without dead ends: 7395 [2022-02-10 23:31:07,860 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:31:07,861 INFO L934 BasicCegarLoop]: 385 mSDtfsCounter, 1768 mSDsluCounter, 1326 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 1662 SdHoareTripleChecker+Invalid, 1328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:07,861 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 1662 Invalid, 1328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:07,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-02-10 23:31:07,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6244. [2022-02-10 23:31:07,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 6240 states have (on average 2.7474358974358974) internal successors, (17144), 6243 states have internal predecessors, (17144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:07,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 17144 transitions. [2022-02-10 23:31:07,937 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 17144 transitions. Word has length 98 [2022-02-10 23:31:07,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:07,937 INFO L470 AbstractCegarLoop]: Abstraction has 6244 states and 17144 transitions. [2022-02-10 23:31:07,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:07,939 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 17144 transitions. [2022-02-10 23:31:07,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:07,944 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:07,944 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:07,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-10 23:31:07,944 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:07,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:07,944 INFO L85 PathProgramCache]: Analyzing trace with hash 1228934529, now seen corresponding path program 10 times [2022-02-10 23:31:07,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:07,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851250007] [2022-02-10 23:31:07,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:07,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:08,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:08,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:08,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851250007] [2022-02-10 23:31:08,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851250007] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:08,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:08,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:08,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361644385] [2022-02-10 23:31:08,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:08,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:08,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:08,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:08,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:08,449 INFO L87 Difference]: Start difference. First operand 6244 states and 17144 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:09,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:09,640 INFO L93 Difference]: Finished difference Result 7367 states and 19819 transitions. [2022-02-10 23:31:09,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:09,641 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:09,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:09,653 INFO L225 Difference]: With dead ends: 7367 [2022-02-10 23:31:09,653 INFO L226 Difference]: Without dead ends: 7367 [2022-02-10 23:31:09,653 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:09,653 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1701 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 1537 SdHoareTripleChecker+Invalid, 1247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:09,654 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 1537 Invalid, 1247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:31:09,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-02-10 23:31:09,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 6286. [2022-02-10 23:31:09,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:09,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:31:09,750 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:31:09,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:09,751 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:31:09,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:31:09,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:09,757 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:09,757 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:09,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-10 23:31:09,757 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:09,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:09,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1228910349, now seen corresponding path program 11 times [2022-02-10 23:31:09,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:09,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874219498] [2022-02-10 23:31:09,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:09,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:09,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:10,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:10,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:10,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874219498] [2022-02-10 23:31:10,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874219498] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:10,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:10,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:10,471 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932254220] [2022-02-10 23:31:10,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:10,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:10,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:10,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:10,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:10,473 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:11,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:11,790 INFO L93 Difference]: Finished difference Result 7255 states and 19519 transitions. [2022-02-10 23:31:11,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:11,790 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:11,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:11,802 INFO L225 Difference]: With dead ends: 7255 [2022-02-10 23:31:11,802 INFO L226 Difference]: Without dead ends: 7255 [2022-02-10 23:31:11,803 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:11,803 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1600 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1431 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1600 SdHoareTripleChecker+Valid, 2051 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:11,803 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1600 Valid, 2051 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1431 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:11,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7255 states. [2022-02-10 23:31:11,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7255 to 6160. [2022-02-10 23:31:11,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6160 states, 6156 states have (on average 2.7449642625081223) internal successors, (16898), 6159 states have internal predecessors, (16898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:11,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6160 states to 6160 states and 16898 transitions. [2022-02-10 23:31:11,893 INFO L78 Accepts]: Start accepts. Automaton has 6160 states and 16898 transitions. Word has length 98 [2022-02-10 23:31:11,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:11,893 INFO L470 AbstractCegarLoop]: Abstraction has 6160 states and 16898 transitions. [2022-02-10 23:31:11,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:11,894 INFO L276 IsEmpty]: Start isEmpty. Operand 6160 states and 16898 transitions. [2022-02-10 23:31:11,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:11,902 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:11,902 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:11,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-10 23:31:11,902 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:11,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:11,902 INFO L85 PathProgramCache]: Analyzing trace with hash 2026488151, now seen corresponding path program 12 times [2022-02-10 23:31:11,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:11,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869341306] [2022-02-10 23:31:11,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:11,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:12,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:12,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:12,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869341306] [2022-02-10 23:31:12,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869341306] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:12,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:12,224 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:12,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857692065] [2022-02-10 23:31:12,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:12,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:12,225 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:12,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:12,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:12,226 INFO L87 Difference]: Start difference. First operand 6160 states and 16898 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:13,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:13,646 INFO L93 Difference]: Finished difference Result 7451 states and 20051 transitions. [2022-02-10 23:31:13,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:31:13,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:13,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:13,656 INFO L225 Difference]: With dead ends: 7451 [2022-02-10 23:31:13,656 INFO L226 Difference]: Without dead ends: 7451 [2022-02-10 23:31:13,657 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:31:13,657 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1675 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1348 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1675 SdHoareTripleChecker+Valid, 1804 SdHoareTripleChecker+Invalid, 1474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:13,657 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1675 Valid, 1804 Invalid, 1474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1348 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:13,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7451 states. [2022-02-10 23:31:13,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7451 to 6272. [2022-02-10 23:31:13,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:13,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:31:13,731 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:31:13,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:13,731 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:31:13,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:13,731 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:31:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:13,736 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:13,736 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:13,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-10 23:31:13,736 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:13,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:13,736 INFO L85 PathProgramCache]: Analyzing trace with hash 2023201531, now seen corresponding path program 13 times [2022-02-10 23:31:13,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:13,736 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166686654] [2022-02-10 23:31:13,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:14,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:14,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:14,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166686654] [2022-02-10 23:31:14,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166686654] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:14,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:14,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:14,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437169189] [2022-02-10 23:31:14,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:14,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:14,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:14,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:14,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:14,161 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:15,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:15,713 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-02-10 23:31:15,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:31:15,714 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:15,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:15,725 INFO L225 Difference]: With dead ends: 7479 [2022-02-10 23:31:15,726 INFO L226 Difference]: Without dead ends: 7479 [2022-02-10 23:31:15,726 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:31:15,727 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1679 mSDsluCounter, 1766 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1679 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:15,727 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1679 Valid, 2093 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:15,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-02-10 23:31:15,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6356. [2022-02-10 23:31:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:15,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:15,835 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:15,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:15,835 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:15,835 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:15,835 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:15,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:15,842 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:15,842 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:15,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-10 23:31:15,850 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:15,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:15,852 INFO L85 PathProgramCache]: Analyzing trace with hash 2023177351, now seen corresponding path program 14 times [2022-02-10 23:31:15,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:15,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592141952] [2022-02-10 23:31:15,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:15,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:16,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:16,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:16,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592141952] [2022-02-10 23:31:16,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592141952] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:16,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:16,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:16,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758505963] [2022-02-10 23:31:16,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:16,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:16,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:16,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:16,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:16,557 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:18,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:18,191 INFO L93 Difference]: Finished difference Result 7563 states and 20407 transitions. [2022-02-10 23:31:18,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:18,191 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:18,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:18,200 INFO L225 Difference]: With dead ends: 7563 [2022-02-10 23:31:18,200 INFO L226 Difference]: Without dead ends: 7563 [2022-02-10 23:31:18,201 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:18,201 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1509 mSDsluCounter, 1814 mSDsCounter, 0 mSdLazyCounter, 1599 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 1720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:18,201 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1509 Valid, 2116 Invalid, 1720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1599 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:18,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-02-10 23:31:18,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6314. [2022-02-10 23:31:18,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6314 states, 6310 states have (on average 2.7494453248811412) internal successors, (17349), 6313 states have internal predecessors, (17349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:18,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6314 states to 6314 states and 17349 transitions. [2022-02-10 23:31:18,283 INFO L78 Accepts]: Start accepts. Automaton has 6314 states and 17349 transitions. Word has length 98 [2022-02-10 23:31:18,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:18,283 INFO L470 AbstractCegarLoop]: Abstraction has 6314 states and 17349 transitions. [2022-02-10 23:31:18,284 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 6314 states and 17349 transitions. [2022-02-10 23:31:18,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:18,289 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:18,289 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:18,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-10 23:31:18,289 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:18,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:18,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1769934697, now seen corresponding path program 15 times [2022-02-10 23:31:18,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:18,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405856918] [2022-02-10 23:31:18,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:18,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:18,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:18,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:18,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405856918] [2022-02-10 23:31:18,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405856918] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:18,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:18,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:18,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583434845] [2022-02-10 23:31:18,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:18,739 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:18,739 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:18,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:18,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:18,739 INFO L87 Difference]: Start difference. First operand 6314 states and 17349 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:19,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:19,926 INFO L93 Difference]: Finished difference Result 7563 states and 20365 transitions. [2022-02-10 23:31:19,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:19,927 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:19,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:19,936 INFO L225 Difference]: With dead ends: 7563 [2022-02-10 23:31:19,936 INFO L226 Difference]: Without dead ends: 7563 [2022-02-10 23:31:19,937 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=321, Invalid=735, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:19,937 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1387 mSDsluCounter, 1455 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1760 SdHoareTripleChecker+Invalid, 1362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:19,937 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1760 Invalid, 1362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:19,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7563 states. [2022-02-10 23:31:20,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7563 to 6328. [2022-02-10 23:31:20,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:20,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:20,017 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:20,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:20,017 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:20,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:20,018 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:20,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:20,023 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:20,023 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:20,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-10 23:31:20,023 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:20,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:20,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1160410837, now seen corresponding path program 16 times [2022-02-10 23:31:20,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:20,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549461251] [2022-02-10 23:31:20,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:20,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:20,506 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:20,506 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:20,506 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549461251] [2022-02-10 23:31:20,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549461251] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:20,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:20,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:20,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355688385] [2022-02-10 23:31:20,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:20,507 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:20,507 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:20,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:20,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:20,507 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:21,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:21,875 INFO L93 Difference]: Finished difference Result 7619 states and 20529 transitions. [2022-02-10 23:31:21,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:21,875 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:21,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:21,884 INFO L225 Difference]: With dead ends: 7619 [2022-02-10 23:31:21,884 INFO L226 Difference]: Without dead ends: 7619 [2022-02-10 23:31:21,884 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:21,885 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1336 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1614 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1336 SdHoareTripleChecker+Valid, 2211 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:21,885 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1336 Valid, 2211 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1614 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:31:21,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7619 states. [2022-02-10 23:31:21,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7619 to 6300. [2022-02-10 23:31:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6300 states, 6296 states have (on average 2.7490470139771284) internal successors, (17308), 6299 states have internal predecessors, (17308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6300 states to 6300 states and 17308 transitions. [2022-02-10 23:31:21,964 INFO L78 Accepts]: Start accepts. Automaton has 6300 states and 17308 transitions. Word has length 98 [2022-02-10 23:31:21,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:21,964 INFO L470 AbstractCegarLoop]: Abstraction has 6300 states and 17308 transitions. [2022-02-10 23:31:21,964 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:21,964 INFO L276 IsEmpty]: Start isEmpty. Operand 6300 states and 17308 transitions. [2022-02-10 23:31:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:21,969 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:21,969 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:21,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-10 23:31:21,969 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:21,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:21,969 INFO L85 PathProgramCache]: Analyzing trace with hash -1365575417, now seen corresponding path program 17 times [2022-02-10 23:31:21,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:21,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10071317] [2022-02-10 23:31:21,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:21,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:22,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:22,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:22,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:22,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10071317] [2022-02-10 23:31:22,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10071317] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:22,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:22,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:22,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5689053] [2022-02-10 23:31:22,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:22,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:22,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:22,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:22,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:22,337 INFO L87 Difference]: Start difference. First operand 6300 states and 17308 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:23,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:23,411 INFO L93 Difference]: Finished difference Result 7227 states and 19423 transitions. [2022-02-10 23:31:23,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:31:23,412 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:23,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:23,421 INFO L225 Difference]: With dead ends: 7227 [2022-02-10 23:31:23,421 INFO L226 Difference]: Without dead ends: 7227 [2022-02-10 23:31:23,422 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=689, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:31:23,425 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 1285 mSDsluCounter, 1545 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:23,426 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 1832 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:31:23,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7227 states. [2022-02-10 23:31:23,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7227 to 6328. [2022-02-10 23:31:23,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:23,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:23,522 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:23,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:23,523 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:23,523 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:23,523 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:23,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:23,529 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:23,529 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:23,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-10 23:31:23,529 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:23,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:23,529 INFO L85 PathProgramCache]: Analyzing trace with hash -509079471, now seen corresponding path program 18 times [2022-02-10 23:31:23,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:23,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046054290] [2022-02-10 23:31:23,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:23,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:23,915 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:23,915 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:23,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1046054290] [2022-02-10 23:31:23,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1046054290] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:23,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:23,916 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:23,916 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336559126] [2022-02-10 23:31:23,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:23,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:23,916 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:23,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:23,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:23,917 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:25,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:25,104 INFO L93 Difference]: Finished difference Result 7395 states and 19873 transitions. [2022-02-10 23:31:25,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:25,104 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:25,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:25,113 INFO L225 Difference]: With dead ends: 7395 [2022-02-10 23:31:25,113 INFO L226 Difference]: Without dead ends: 7395 [2022-02-10 23:31:25,114 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:25,114 INFO L934 BasicCegarLoop]: 334 mSDtfsCounter, 1555 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1323 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1555 SdHoareTripleChecker+Valid, 1800 SdHoareTripleChecker+Invalid, 1472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:25,115 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1555 Valid, 1800 Invalid, 1472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1323 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:25,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7395 states. [2022-02-10 23:31:25,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7395 to 6328. [2022-02-10 23:31:25,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:25,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:31:25,195 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:31:25,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:25,196 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:31:25,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:25,196 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:31:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:25,201 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:25,201 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:25,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-10 23:31:25,201 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:25,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:25,201 INFO L85 PathProgramCache]: Analyzing trace with hash 100444389, now seen corresponding path program 19 times [2022-02-10 23:31:25,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:25,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063017423] [2022-02-10 23:31:25,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:25,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:25,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:25,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:25,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:25,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063017423] [2022-02-10 23:31:25,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063017423] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:25,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:25,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:25,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586174082] [2022-02-10 23:31:25,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:25,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:25,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:25,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:25,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:25,744 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:27,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:27,175 INFO L93 Difference]: Finished difference Result 7325 states and 19710 transitions. [2022-02-10 23:31:27,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:27,175 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:27,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:27,186 INFO L225 Difference]: With dead ends: 7325 [2022-02-10 23:31:27,186 INFO L226 Difference]: Without dead ends: 7325 [2022-02-10 23:31:27,186 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:27,187 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1443 mSDsluCounter, 1610 mSDsCounter, 0 mSdLazyCounter, 1334 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 1334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:27,187 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 1920 Invalid, 1508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 1334 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:27,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7325 states. [2022-02-10 23:31:27,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7325 to 6272. [2022-02-10 23:31:27,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:27,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:31:27,264 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:31:27,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:27,264 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:31:27,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:27,264 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:31:27,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:27,268 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:27,268 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:27,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-10 23:31:27,268 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:27,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:27,269 INFO L85 PathProgramCache]: Analyzing trace with hash 2062713155, now seen corresponding path program 20 times [2022-02-10 23:31:27,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:27,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335525211] [2022-02-10 23:31:27,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:27,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:27,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:27,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:27,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:27,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335525211] [2022-02-10 23:31:27,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335525211] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:27,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:27,593 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:27,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61694307] [2022-02-10 23:31:27,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:27,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:27,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:27,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:27,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:27,593 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:29,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:29,208 INFO L93 Difference]: Finished difference Result 7759 states and 20911 transitions. [2022-02-10 23:31:29,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:31:29,208 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:29,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:29,221 INFO L225 Difference]: With dead ends: 7759 [2022-02-10 23:31:29,221 INFO L226 Difference]: Without dead ends: 7759 [2022-02-10 23:31:29,222 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:31:29,222 INFO L934 BasicCegarLoop]: 376 mSDtfsCounter, 1737 mSDsluCounter, 2003 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1737 SdHoareTripleChecker+Valid, 2343 SdHoareTripleChecker+Invalid, 1912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:29,223 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1737 Valid, 2343 Invalid, 1912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:29,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-02-10 23:31:29,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6342. [2022-02-10 23:31:29,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6342 states, 6338 states have (on average 2.7502366677185233) internal successors, (17431), 6341 states have internal predecessors, (17431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:29,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6342 states to 6342 states and 17431 transitions. [2022-02-10 23:31:29,325 INFO L78 Accepts]: Start accepts. Automaton has 6342 states and 17431 transitions. Word has length 98 [2022-02-10 23:31:29,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:29,325 INFO L470 AbstractCegarLoop]: Abstraction has 6342 states and 17431 transitions. [2022-02-10 23:31:29,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:29,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6342 states and 17431 transitions. [2022-02-10 23:31:29,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:29,330 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:29,330 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:29,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-10 23:31:29,331 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:29,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:29,331 INFO L85 PathProgramCache]: Analyzing trace with hash 2059426535, now seen corresponding path program 21 times [2022-02-10 23:31:29,331 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:29,331 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [202570680] [2022-02-10 23:31:29,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:29,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:29,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:29,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:29,746 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:29,746 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [202570680] [2022-02-10 23:31:29,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [202570680] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:29,746 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:29,746 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:29,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427469188] [2022-02-10 23:31:29,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:29,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:29,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:29,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:29,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:29,747 INFO L87 Difference]: Start difference. First operand 6342 states and 17431 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:31,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:31,052 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-02-10 23:31:31,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:31:31,052 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:31,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:31,065 INFO L225 Difference]: With dead ends: 7647 [2022-02-10 23:31:31,065 INFO L226 Difference]: Without dead ends: 7647 [2022-02-10 23:31:31,066 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:31:31,070 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1581 mSDsluCounter, 1647 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 1586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:31,071 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1962 Invalid, 1586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:31,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-02-10 23:31:31,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6398. [2022-02-10 23:31:31,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:31,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:31:31,171 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:31:31,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:31,171 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:31:31,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:31,171 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:31:31,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:31,177 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:31,177 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:31,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-10 23:31:31,177 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:31,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:31,177 INFO L85 PathProgramCache]: Analyzing trace with hash 2059402355, now seen corresponding path program 22 times [2022-02-10 23:31:31,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:31,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632543692] [2022-02-10 23:31:31,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:31,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:31,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:31,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:31,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632543692] [2022-02-10 23:31:31,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632543692] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:31,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:31,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:31,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884186646] [2022-02-10 23:31:31,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:31,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:31,695 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:31,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:31,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:31,696 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:33,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:33,227 INFO L93 Difference]: Finished difference Result 7731 states and 20857 transitions. [2022-02-10 23:31:33,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:33,227 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:33,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:33,237 INFO L225 Difference]: With dead ends: 7731 [2022-02-10 23:31:33,237 INFO L226 Difference]: Without dead ends: 7731 [2022-02-10 23:31:33,237 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:33,248 INFO L934 BasicCegarLoop]: 340 mSDtfsCounter, 1194 mSDsluCounter, 2015 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 117 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2318 SdHoareTripleChecker+Invalid, 1861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 117 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:33,248 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2318 Invalid, 1861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [117 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:33,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-02-10 23:31:33,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6356. [2022-02-10 23:31:33,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:33,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:33,350 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:33,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:33,350 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:33,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:33,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:33,356 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:33,356 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:33,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-10 23:31:33,356 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:33,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:33,356 INFO L85 PathProgramCache]: Analyzing trace with hash -1733709693, now seen corresponding path program 23 times [2022-02-10 23:31:33,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:33,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785326805] [2022-02-10 23:31:33,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:33,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:33,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:33,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:33,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:33,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785326805] [2022-02-10 23:31:33,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785326805] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:33,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:33,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:33,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402183067] [2022-02-10 23:31:33,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:33,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:33,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:33,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:33,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:33,709 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:34,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:34,883 INFO L93 Difference]: Finished difference Result 7535 states and 20283 transitions. [2022-02-10 23:31:34,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:34,883 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:34,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:34,893 INFO L225 Difference]: With dead ends: 7535 [2022-02-10 23:31:34,894 INFO L226 Difference]: Without dead ends: 7535 [2022-02-10 23:31:34,894 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=736, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:34,894 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1167 mSDsluCounter, 1511 mSDsCounter, 0 mSdLazyCounter, 1255 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1255 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:34,894 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 1813 Invalid, 1366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1255 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:31:34,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7535 states. [2022-02-10 23:31:34,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7535 to 6356. [2022-02-10 23:31:34,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:34,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:31:34,976 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:31:34,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:34,976 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:31:34,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:31:34,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:34,981 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:34,981 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:34,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-10 23:31:34,981 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:34,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:34,981 INFO L85 PathProgramCache]: Analyzing trace with hash -1124185833, now seen corresponding path program 24 times [2022-02-10 23:31:34,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:34,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1451092335] [2022-02-10 23:31:34,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:34,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:35,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:35,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:35,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1451092335] [2022-02-10 23:31:35,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1451092335] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:35,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:35,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:35,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715340780] [2022-02-10 23:31:35,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:35,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:35,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:35,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:35,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:35,470 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:37,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:37,288 INFO L93 Difference]: Finished difference Result 7633 states and 20570 transitions. [2022-02-10 23:31:37,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:37,288 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:37,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:37,301 INFO L225 Difference]: With dead ends: 7633 [2022-02-10 23:31:37,301 INFO L226 Difference]: Without dead ends: 7633 [2022-02-10 23:31:37,302 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:37,302 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1315 mSDsluCounter, 2382 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2686 SdHoareTripleChecker+Invalid, 2072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:37,302 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2686 Invalid, 2072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:31:37,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-02-10 23:31:37,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6286. [2022-02-10 23:31:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:37,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:31:37,410 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:31:37,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:37,410 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:31:37,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:37,410 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:31:37,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:37,416 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:37,416 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:37,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-10 23:31:37,416 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:37,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:37,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1929968267, now seen corresponding path program 25 times [2022-02-10 23:31:37,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:37,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155817536] [2022-02-10 23:31:37,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:37,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:37,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:37,808 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:37,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155817536] [2022-02-10 23:31:37,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155817536] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:37,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:37,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:37,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650836818] [2022-02-10 23:31:37,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:37,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:37,808 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:37,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:37,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:37,809 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:39,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:39,700 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-02-10 23:31:39,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:31:39,701 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:39,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:39,712 INFO L225 Difference]: With dead ends: 7577 [2022-02-10 23:31:39,712 INFO L226 Difference]: Without dead ends: 7577 [2022-02-10 23:31:39,713 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:31:39,713 INFO L934 BasicCegarLoop]: 385 mSDtfsCounter, 1203 mSDsluCounter, 2108 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1203 SdHoareTripleChecker+Valid, 2457 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:39,713 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1203 Valid, 2457 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:31:39,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-02-10 23:31:39,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6370. [2022-02-10 23:31:39,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:39,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-02-10 23:31:39,810 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-02-10 23:31:39,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:39,810 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-02-10 23:31:39,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:39,810 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-02-10 23:31:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:39,815 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:39,815 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:39,815 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-10 23:31:39,815 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:39,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:39,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1933254887, now seen corresponding path program 26 times [2022-02-10 23:31:39,816 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:39,816 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742331267] [2022-02-10 23:31:39,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:39,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:40,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:40,321 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:40,321 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742331267] [2022-02-10 23:31:40,321 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742331267] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:40,321 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:40,321 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:40,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835545075] [2022-02-10 23:31:40,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:40,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:40,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:40,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:40,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:40,322 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:41,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:41,900 INFO L93 Difference]: Finished difference Result 7549 states and 20338 transitions. [2022-02-10 23:31:41,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:41,901 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:41,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:41,911 INFO L225 Difference]: With dead ends: 7549 [2022-02-10 23:31:41,912 INFO L226 Difference]: Without dead ends: 7549 [2022-02-10 23:31:41,912 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:41,912 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1484 mSDsluCounter, 2140 mSDsCounter, 0 mSdLazyCounter, 1846 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:41,912 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 2440 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1846 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:41,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7549 states. [2022-02-10 23:31:41,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7549 to 6412. [2022-02-10 23:31:41,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:41,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-02-10 23:31:41,999 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-02-10 23:31:41,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:42,000 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-02-10 23:31:42,000 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:42,000 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-02-10 23:31:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:42,005 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:42,005 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:42,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-10 23:31:42,005 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:42,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:42,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1933279067, now seen corresponding path program 27 times [2022-02-10 23:31:42,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:42,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746429400] [2022-02-10 23:31:42,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:42,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:42,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:42,713 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:42,713 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746429400] [2022-02-10 23:31:42,713 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746429400] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:42,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:42,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:42,713 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661229269] [2022-02-10 23:31:42,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:42,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:42,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:42,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:42,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:42,714 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:44,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:44,011 INFO L93 Difference]: Finished difference Result 7437 states and 20038 transitions. [2022-02-10 23:31:44,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:44,012 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:44,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:44,022 INFO L225 Difference]: With dead ends: 7437 [2022-02-10 23:31:44,022 INFO L226 Difference]: Without dead ends: 7437 [2022-02-10 23:31:44,023 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:44,023 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1171 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 1253 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1171 SdHoareTripleChecker+Valid, 1764 SdHoareTripleChecker+Invalid, 1376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:44,023 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1171 Valid, 1764 Invalid, 1376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1253 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:44,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7437 states. [2022-02-10 23:31:44,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7437 to 6272. [2022-02-10 23:31:44,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6272 states, 6268 states have (on average 2.7482450542437777) internal successors, (17226), 6271 states have internal predecessors, (17226), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:44,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6272 states to 6272 states and 17226 transitions. [2022-02-10 23:31:44,107 INFO L78 Accepts]: Start accepts. Automaton has 6272 states and 17226 transitions. Word has length 98 [2022-02-10 23:31:44,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:44,108 INFO L470 AbstractCegarLoop]: Abstraction has 6272 states and 17226 transitions. [2022-02-10 23:31:44,108 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 6272 states and 17226 transitions. [2022-02-10 23:31:44,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:44,113 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:44,113 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:44,113 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-10 23:31:44,113 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:44,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:44,113 INFO L85 PathProgramCache]: Analyzing trace with hash -526510023, now seen corresponding path program 28 times [2022-02-10 23:31:44,113 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:44,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621130342] [2022-02-10 23:31:44,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:44,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:44,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:44,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:44,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:44,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621130342] [2022-02-10 23:31:44,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621130342] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:44,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:44,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:44,445 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073998606] [2022-02-10 23:31:44,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:44,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:44,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:44,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:44,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:44,445 INFO L87 Difference]: Start difference. First operand 6272 states and 17226 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:46,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:46,089 INFO L93 Difference]: Finished difference Result 7731 states and 20843 transitions. [2022-02-10 23:31:46,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:31:46,089 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:46,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:46,100 INFO L225 Difference]: With dead ends: 7731 [2022-02-10 23:31:46,101 INFO L226 Difference]: Without dead ends: 7731 [2022-02-10 23:31:46,101 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:31:46,101 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1434 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:46,102 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2128 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 1583 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:46,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-02-10 23:31:46,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6384. [2022-02-10 23:31:46,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6384 states, 6380 states have (on average 2.75141065830721) internal successors, (17554), 6383 states have internal predecessors, (17554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6384 states to 6384 states and 17554 transitions. [2022-02-10 23:31:46,190 INFO L78 Accepts]: Start accepts. Automaton has 6384 states and 17554 transitions. Word has length 98 [2022-02-10 23:31:46,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:46,191 INFO L470 AbstractCegarLoop]: Abstraction has 6384 states and 17554 transitions. [2022-02-10 23:31:46,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:46,191 INFO L276 IsEmpty]: Start isEmpty. Operand 6384 states and 17554 transitions. [2022-02-10 23:31:46,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:46,195 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:46,195 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:46,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-10 23:31:46,196 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:46,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:46,196 INFO L85 PathProgramCache]: Analyzing trace with hash -529796643, now seen corresponding path program 29 times [2022-02-10 23:31:46,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:46,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825225921] [2022-02-10 23:31:46,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:46,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:46,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:46,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:46,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:46,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825225921] [2022-02-10 23:31:46,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825225921] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:46,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:46,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:46,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538412796] [2022-02-10 23:31:46,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:46,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:46,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:46,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:46,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:46,669 INFO L87 Difference]: Start difference. First operand 6384 states and 17554 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:48,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:48,230 INFO L93 Difference]: Finished difference Result 7759 states and 20925 transitions. [2022-02-10 23:31:48,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:31:48,230 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:48,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:48,240 INFO L225 Difference]: With dead ends: 7759 [2022-02-10 23:31:48,240 INFO L226 Difference]: Without dead ends: 7759 [2022-02-10 23:31:48,241 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:31:48,241 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1503 mSDsluCounter, 1695 mSDsCounter, 0 mSdLazyCounter, 1494 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:48,241 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2037 Invalid, 1675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1494 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:48,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7759 states. [2022-02-10 23:31:48,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7759 to 6482. [2022-02-10 23:31:48,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:48,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-02-10 23:31:48,325 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-02-10 23:31:48,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:48,325 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-02-10 23:31:48,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:48,325 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-02-10 23:31:48,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:48,330 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:48,330 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:48,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-10 23:31:48,330 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:48,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:48,330 INFO L85 PathProgramCache]: Analyzing trace with hash -529820823, now seen corresponding path program 30 times [2022-02-10 23:31:48,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:48,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335236399] [2022-02-10 23:31:48,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:48,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:48,807 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:48,807 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335236399] [2022-02-10 23:31:48,807 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335236399] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:48,807 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:48,807 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:48,807 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296653147] [2022-02-10 23:31:48,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:48,809 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:48,809 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:48,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:48,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:48,809 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:50,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:50,344 INFO L93 Difference]: Finished difference Result 7843 states and 21199 transitions. [2022-02-10 23:31:50,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:50,344 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:50,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:50,355 INFO L225 Difference]: With dead ends: 7843 [2022-02-10 23:31:50,356 INFO L226 Difference]: Without dead ends: 7843 [2022-02-10 23:31:50,356 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:50,356 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1418 mSDsluCounter, 1849 mSDsCounter, 0 mSdLazyCounter, 1580 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:50,357 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 2152 Invalid, 1734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1580 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:50,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-02-10 23:31:50,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6440. [2022-02-10 23:31:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:50,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-02-10 23:31:50,435 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-02-10 23:31:50,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:50,435 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-02-10 23:31:50,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-02-10 23:31:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:50,439 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:50,439 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:50,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-10 23:31:50,440 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:50,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:50,440 INFO L85 PathProgramCache]: Analyzing trace with hash -27965575, now seen corresponding path program 31 times [2022-02-10 23:31:50,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:50,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923858877] [2022-02-10 23:31:50,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:50,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:50,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:50,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:50,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923858877] [2022-02-10 23:31:50,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923858877] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:50,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:50,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:50,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729186590] [2022-02-10 23:31:50,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:50,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:50,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:50,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:50,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:50,826 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:52,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:52,376 INFO L93 Difference]: Finished difference Result 7843 states and 21157 transitions. [2022-02-10 23:31:52,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:52,376 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:52,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:52,388 INFO L225 Difference]: With dead ends: 7843 [2022-02-10 23:31:52,388 INFO L226 Difference]: Without dead ends: 7843 [2022-02-10 23:31:52,388 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=325, Invalid=731, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:52,389 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1391 mSDsluCounter, 1761 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2062 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:52,389 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2062 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:31:52,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-02-10 23:31:52,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6454. [2022-02-10 23:31:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:52,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-02-10 23:31:52,473 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-02-10 23:31:52,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:52,487 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-02-10 23:31:52,487 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-02-10 23:31:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:52,492 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:52,492 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:52,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-10 23:31:52,493 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:52,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:52,504 INFO L85 PathProgramCache]: Analyzing trace with hash 581558285, now seen corresponding path program 32 times [2022-02-10 23:31:52,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:52,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970173354] [2022-02-10 23:31:52,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:52,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:52,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:52,951 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:52,951 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970173354] [2022-02-10 23:31:52,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970173354] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:52,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:52,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:52,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740747429] [2022-02-10 23:31:52,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:52,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:52,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:52,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:52,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:52,952 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:54,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:54,732 INFO L93 Difference]: Finished difference Result 7899 states and 21321 transitions. [2022-02-10 23:31:54,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:31:54,732 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:54,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:54,741 INFO L225 Difference]: With dead ends: 7899 [2022-02-10 23:31:54,741 INFO L226 Difference]: Without dead ends: 7899 [2022-02-10 23:31:54,742 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:31:54,742 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1098 mSDsluCounter, 2110 mSDsCounter, 0 mSdLazyCounter, 1817 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:54,742 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 2421 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1817 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:31:54,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-02-10 23:31:54,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6426. [2022-02-10 23:31:54,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-02-10 23:31:54,821 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-02-10 23:31:54,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:54,821 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-02-10 23:31:54,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-02-10 23:31:54,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:54,826 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:54,826 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:54,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-10 23:31:54,826 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:54,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:54,826 INFO L85 PathProgramCache]: Analyzing trace with hash 376393705, now seen corresponding path program 33 times [2022-02-10 23:31:54,826 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:54,826 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386982287] [2022-02-10 23:31:54,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:55,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:55,238 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:55,238 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386982287] [2022-02-10 23:31:55,238 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386982287] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:55,238 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:55,238 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:55,238 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105406313] [2022-02-10 23:31:55,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:55,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:55,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:55,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:55,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:55,239 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:56,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:56,473 INFO L93 Difference]: Finished difference Result 7955 states and 21471 transitions. [2022-02-10 23:31:56,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:31:56,474 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:56,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:56,485 INFO L225 Difference]: With dead ends: 7955 [2022-02-10 23:31:56,486 INFO L226 Difference]: Without dead ends: 7955 [2022-02-10 23:31:56,486 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:31:56,486 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1417 mSDsluCounter, 1531 mSDsCounter, 0 mSdLazyCounter, 1304 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1417 SdHoareTripleChecker+Valid, 1822 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:56,487 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1417 Valid, 1822 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1304 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:31:56,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-02-10 23:31:56,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6454. [2022-02-10 23:31:56,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-02-10 23:31:56,579 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-02-10 23:31:56,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:56,579 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-02-10 23:31:56,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-02-10 23:31:56,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:56,584 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:56,584 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:56,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-10 23:31:56,584 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:56,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:56,584 INFO L85 PathProgramCache]: Analyzing trace with hash 1232889651, now seen corresponding path program 34 times [2022-02-10 23:31:56,584 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:56,584 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972215961] [2022-02-10 23:31:56,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:56,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:56,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:56,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:56,933 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:56,933 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972215961] [2022-02-10 23:31:56,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972215961] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:56,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:56,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:56,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866936507] [2022-02-10 23:31:56,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:56,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:56,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:56,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:56,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:56,934 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:58,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:31:58,216 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-02-10 23:31:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:31:58,217 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:31:58,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:31:58,228 INFO L225 Difference]: With dead ends: 8067 [2022-02-10 23:31:58,228 INFO L226 Difference]: Without dead ends: 8067 [2022-02-10 23:31:58,228 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:31:58,228 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 1106 mSDsluCounter, 1704 mSDsCounter, 0 mSdLazyCounter, 1423 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1106 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 1562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:31:58,229 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1106 Valid, 2003 Invalid, 1562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1423 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:31:58,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-02-10 23:31:58,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-02-10 23:31:58,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-02-10 23:31:58,312 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-02-10 23:31:58,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:31:58,312 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-02-10 23:31:58,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:31:58,312 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-02-10 23:31:58,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:31:58,317 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:31:58,317 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:31:58,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-10 23:31:58,317 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:31:58,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:31:58,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1842413511, now seen corresponding path program 35 times [2022-02-10 23:31:58,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:31:58,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940751214] [2022-02-10 23:31:58,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:31:58,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:31:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:31:58,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:31:58,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:31:58,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940751214] [2022-02-10 23:31:58,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940751214] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:31:58,802 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:31:58,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:31:58,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [906776253] [2022-02-10 23:31:58,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:31:58,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:31:58,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:31:58,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:31:58,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:31:58,803 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:00,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:00,303 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-02-10 23:32:00,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:00,304 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:00,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:00,315 INFO L225 Difference]: With dead ends: 7997 [2022-02-10 23:32:00,315 INFO L226 Difference]: Without dead ends: 7997 [2022-02-10 23:32:00,315 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:00,316 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1374 mSDsluCounter, 1876 mSDsCounter, 0 mSdLazyCounter, 1682 mSolverCounterSat, 116 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 116 IncrementalHoareTripleChecker+Valid, 1682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:00,316 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 2183 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [116 Valid, 1682 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:00,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-02-10 23:32:00,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6398. [2022-02-10 23:32:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:00,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:32:00,401 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:32:00,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:00,401 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:32:00,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:00,401 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:32:00,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:00,406 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:00,406 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:00,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-10 23:32:00,406 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:00,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:00,406 INFO L85 PathProgramCache]: Analyzing trace with hash -209797591, now seen corresponding path program 36 times [2022-02-10 23:32:00,406 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:00,406 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503312615] [2022-02-10 23:32:00,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:00,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:00,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:00,736 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:00,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503312615] [2022-02-10 23:32:00,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503312615] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:00,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:00,736 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:00,736 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32989653] [2022-02-10 23:32:00,736 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:00,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:00,736 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:00,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:00,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:00,737 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:02,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:02,072 INFO L93 Difference]: Finished difference Result 7479 states and 20133 transitions. [2022-02-10 23:32:02,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:32:02,073 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:02,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:02,084 INFO L225 Difference]: With dead ends: 7479 [2022-02-10 23:32:02,084 INFO L226 Difference]: Without dead ends: 7479 [2022-02-10 23:32:02,084 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:32:02,085 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1154 mSDsluCounter, 1635 mSDsCounter, 0 mSdLazyCounter, 1379 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1154 SdHoareTripleChecker+Valid, 1913 SdHoareTripleChecker+Invalid, 1459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:02,085 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1154 Valid, 1913 Invalid, 1459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1379 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:02,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7479 states. [2022-02-10 23:32:02,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7479 to 6412. [2022-02-10 23:32:02,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:02,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-02-10 23:32:02,176 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-02-10 23:32:02,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:02,176 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-02-10 23:32:02,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:02,177 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-02-10 23:32:02,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:02,182 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:02,182 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:02,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-10 23:32:02,182 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:02,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:02,182 INFO L85 PathProgramCache]: Analyzing trace with hash 1054647983, now seen corresponding path program 37 times [2022-02-10 23:32:02,182 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:02,182 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410917415] [2022-02-10 23:32:02,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:02,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:02,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:02,585 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:02,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410917415] [2022-02-10 23:32:02,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410917415] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:02,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:02,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:02,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992077848] [2022-02-10 23:32:02,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:02,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:02,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:02,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:02,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:02,587 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:03,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:03,833 INFO L93 Difference]: Finished difference Result 7703 states and 20733 transitions. [2022-02-10 23:32:03,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:03,833 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:03,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:03,844 INFO L225 Difference]: With dead ends: 7703 [2022-02-10 23:32:03,844 INFO L226 Difference]: Without dead ends: 7703 [2022-02-10 23:32:03,845 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:03,845 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 1503 mSDsluCounter, 1524 mSDsCounter, 0 mSdLazyCounter, 1344 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 1815 SdHoareTripleChecker+Invalid, 1486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:03,845 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 1815 Invalid, 1486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1344 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:03,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7703 states. [2022-02-10 23:32:03,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7703 to 6412. [2022-02-10 23:32:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:03,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-02-10 23:32:03,932 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-02-10 23:32:03,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:03,932 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-02-10 23:32:03,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:03,932 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-02-10 23:32:03,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:03,937 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:03,937 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:03,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-10 23:32:03,937 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:03,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:03,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1837407825, now seen corresponding path program 38 times [2022-02-10 23:32:03,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:03,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764176084] [2022-02-10 23:32:03,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:03,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:04,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:04,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:04,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764176084] [2022-02-10 23:32:04,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764176084] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:04,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:04,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:04,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305692290] [2022-02-10 23:32:04,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:04,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:04,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:04,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:04,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:04,281 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:05,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:05,550 INFO L93 Difference]: Finished difference Result 7647 states and 20583 transitions. [2022-02-10 23:32:05,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:05,551 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:05,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:05,561 INFO L225 Difference]: With dead ends: 7647 [2022-02-10 23:32:05,561 INFO L226 Difference]: Without dead ends: 7647 [2022-02-10 23:32:05,561 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:05,561 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 1439 mSDsluCounter, 1360 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 1398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:05,562 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 1660 Invalid, 1398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:32:05,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7647 states. [2022-02-10 23:32:05,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7647 to 6412. [2022-02-10 23:32:05,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6412 states, 6408 states have (on average 2.752184769038702) internal successors, (17636), 6411 states have internal predecessors, (17636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:05,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6412 states to 6412 states and 17636 transitions. [2022-02-10 23:32:05,635 INFO L78 Accepts]: Start accepts. Automaton has 6412 states and 17636 transitions. Word has length 98 [2022-02-10 23:32:05,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:05,635 INFO L470 AbstractCegarLoop]: Abstraction has 6412 states and 17636 transitions. [2022-02-10 23:32:05,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:05,635 INFO L276 IsEmpty]: Start isEmpty. Operand 6412 states and 17636 transitions. [2022-02-10 23:32:05,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:05,639 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:05,640 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:05,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-10 23:32:05,640 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:05,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:05,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1848035611, now seen corresponding path program 39 times [2022-02-10 23:32:05,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:05,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86740391] [2022-02-10 23:32:05,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:05,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:06,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:06,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86740391] [2022-02-10 23:32:06,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86740391] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:06,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:06,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:06,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560997959] [2022-02-10 23:32:06,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:06,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:06,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:06,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:06,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:06,122 INFO L87 Difference]: Start difference. First operand 6412 states and 17636 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:07,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:07,518 INFO L93 Difference]: Finished difference Result 7577 states and 20420 transitions. [2022-02-10 23:32:07,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:07,519 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:07,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:07,529 INFO L225 Difference]: With dead ends: 7577 [2022-02-10 23:32:07,529 INFO L226 Difference]: Without dead ends: 7577 [2022-02-10 23:32:07,530 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:07,530 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1273 mSDsluCounter, 1527 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1837 SdHoareTripleChecker+Invalid, 1529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:07,530 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1837 Invalid, 1529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:07,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7577 states. [2022-02-10 23:32:07,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7577 to 6328. [2022-02-10 23:32:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:32:07,612 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:32:07,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:07,612 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:32:07,612 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:07,612 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:32:07,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:07,616 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:07,616 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:07,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-10 23:32:07,617 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:07,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:07,617 INFO L85 PathProgramCache]: Analyzing trace with hash -1168111135, now seen corresponding path program 40 times [2022-02-10 23:32:07,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:07,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806420103] [2022-02-10 23:32:07,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:07,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:07,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:07,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:07,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806420103] [2022-02-10 23:32:07,909 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806420103] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:07,909 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:07,909 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:07,909 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495114275] [2022-02-10 23:32:07,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:07,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:07,909 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:07,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:07,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:07,910 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:09,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:09,363 INFO L93 Difference]: Finished difference Result 8095 states and 21853 transitions. [2022-02-10 23:32:09,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:32:09,364 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:09,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:09,375 INFO L225 Difference]: With dead ends: 8095 [2022-02-10 23:32:09,376 INFO L226 Difference]: Without dead ends: 8095 [2022-02-10 23:32:09,377 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:32:09,377 INFO L934 BasicCegarLoop]: 378 mSDtfsCounter, 1516 mSDsluCounter, 1554 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 1539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:09,377 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 1911 Invalid, 1539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:09,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8095 states. [2022-02-10 23:32:09,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8095 to 6440. [2022-02-10 23:32:09,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:09,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-02-10 23:32:09,472 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-02-10 23:32:09,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:09,472 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-02-10 23:32:09,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:09,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-02-10 23:32:09,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:09,477 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:09,477 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:09,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-10 23:32:09,477 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:09,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:09,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1171397755, now seen corresponding path program 41 times [2022-02-10 23:32:09,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:09,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [782203357] [2022-02-10 23:32:09,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:09,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:09,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:09,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [782203357] [2022-02-10 23:32:09,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [782203357] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:09,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:09,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:09,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2002423760] [2022-02-10 23:32:09,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:09,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:09,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:09,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:09,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:09,914 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:11,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:11,360 INFO L93 Difference]: Finished difference Result 7983 states and 21525 transitions. [2022-02-10 23:32:11,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:32:11,360 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:11,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:11,371 INFO L225 Difference]: With dead ends: 7983 [2022-02-10 23:32:11,371 INFO L226 Difference]: Without dead ends: 7983 [2022-02-10 23:32:11,372 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:32:11,373 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1465 mSDsluCounter, 1459 mSDsCounter, 0 mSdLazyCounter, 1330 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:11,373 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 1786 Invalid, 1493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1330 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:11,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7983 states. [2022-02-10 23:32:11,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7983 to 6524. [2022-02-10 23:32:11,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6524 states, 6520 states have (on average 2.7552147239263802) internal successors, (17964), 6523 states have internal predecessors, (17964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:11,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6524 states to 6524 states and 17964 transitions. [2022-02-10 23:32:11,454 INFO L78 Accepts]: Start accepts. Automaton has 6524 states and 17964 transitions. Word has length 98 [2022-02-10 23:32:11,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:11,454 INFO L470 AbstractCegarLoop]: Abstraction has 6524 states and 17964 transitions. [2022-02-10 23:32:11,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:11,454 INFO L276 IsEmpty]: Start isEmpty. Operand 6524 states and 17964 transitions. [2022-02-10 23:32:11,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:11,459 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:11,459 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:11,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-10 23:32:11,459 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:11,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:11,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1171421935, now seen corresponding path program 42 times [2022-02-10 23:32:11,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:11,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425441390] [2022-02-10 23:32:11,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:11,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:11,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:11,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:11,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:11,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425441390] [2022-02-10 23:32:11,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425441390] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:11,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:11,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:11,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288887626] [2022-02-10 23:32:11,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:11,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:11,944 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:11,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:11,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:11,945 INFO L87 Difference]: Start difference. First operand 6524 states and 17964 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:13,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:13,259 INFO L93 Difference]: Finished difference Result 8067 states and 21799 transitions. [2022-02-10 23:32:13,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:13,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:13,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:13,271 INFO L225 Difference]: With dead ends: 8067 [2022-02-10 23:32:13,271 INFO L226 Difference]: Without dead ends: 8067 [2022-02-10 23:32:13,273 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:13,273 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1373 mSDsluCounter, 1669 mSDsCounter, 0 mSdLazyCounter, 1505 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:13,273 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 1976 Invalid, 1637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1505 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:13,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-02-10 23:32:13,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6482. [2022-02-10 23:32:13,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:13,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-02-10 23:32:13,365 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-02-10 23:32:13,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:13,365 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-02-10 23:32:13,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-02-10 23:32:13,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:13,370 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:13,370 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:13,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-10 23:32:13,370 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:13,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:13,370 INFO L85 PathProgramCache]: Analyzing trace with hash -669566687, now seen corresponding path program 43 times [2022-02-10 23:32:13,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:13,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177200804] [2022-02-10 23:32:13,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:13,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:13,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:13,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:13,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177200804] [2022-02-10 23:32:13,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177200804] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:13,784 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:13,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:13,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220448272] [2022-02-10 23:32:13,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:13,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:13,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:13,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:13,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:13,785 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:15,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:15,127 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-02-10 23:32:15,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:15,127 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:15,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:15,138 INFO L225 Difference]: With dead ends: 8067 [2022-02-10 23:32:15,138 INFO L226 Difference]: Without dead ends: 8067 [2022-02-10 23:32:15,138 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:15,139 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 1196 mSDsluCounter, 1828 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1196 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:15,139 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1196 Valid, 2125 Invalid, 1709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:15,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-02-10 23:32:15,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6496. [2022-02-10 23:32:15,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-02-10 23:32:15,214 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-02-10 23:32:15,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:15,214 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-02-10 23:32:15,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:15,214 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-02-10 23:32:15,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:15,218 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:15,219 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:15,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-10 23:32:15,219 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:15,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:15,219 INFO L85 PathProgramCache]: Analyzing trace with hash -60042827, now seen corresponding path program 44 times [2022-02-10 23:32:15,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:15,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411265565] [2022-02-10 23:32:15,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:15,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:15,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:15,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411265565] [2022-02-10 23:32:15,554 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411265565] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:15,554 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:15,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:15,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986328115] [2022-02-10 23:32:15,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:15,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:15,555 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:15,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:15,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:15,555 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:16,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:16,889 INFO L93 Difference]: Finished difference Result 8123 states and 21921 transitions. [2022-02-10 23:32:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:16,889 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:16,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:16,901 INFO L225 Difference]: With dead ends: 8123 [2022-02-10 23:32:16,901 INFO L226 Difference]: Without dead ends: 8123 [2022-02-10 23:32:16,902 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:16,907 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1051 mSDsluCounter, 2012 mSDsCounter, 0 mSdLazyCounter, 1762 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 2319 SdHoareTripleChecker+Invalid, 1884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:16,907 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 2319 Invalid, 1884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1762 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:16,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8123 states. [2022-02-10 23:32:16,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8123 to 6468. [2022-02-10 23:32:16,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:17,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-02-10 23:32:17,002 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-02-10 23:32:17,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:17,002 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-02-10 23:32:17,002 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:17,002 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-02-10 23:32:17,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:17,007 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:17,011 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:17,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-10 23:32:17,011 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:17,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:17,012 INFO L85 PathProgramCache]: Analyzing trace with hash -265207407, now seen corresponding path program 45 times [2022-02-10 23:32:17,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:17,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271227148] [2022-02-10 23:32:17,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:17,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:17,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:17,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:17,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271227148] [2022-02-10 23:32:17,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271227148] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:17,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:17,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:17,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1931214816] [2022-02-10 23:32:17,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:17,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:17,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:17,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:17,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:17,337 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:18,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:18,207 INFO L93 Difference]: Finished difference Result 7899 states and 21307 transitions. [2022-02-10 23:32:18,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:18,207 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:18,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:18,218 INFO L225 Difference]: With dead ends: 7899 [2022-02-10 23:32:18,218 INFO L226 Difference]: Without dead ends: 7899 [2022-02-10 23:32:18,231 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=302, Invalid=690, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:18,231 INFO L934 BasicCegarLoop]: 314 mSDtfsCounter, 1366 mSDsluCounter, 1250 mSDsCounter, 0 mSdLazyCounter, 1113 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1543 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:18,232 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1543 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1113 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:32:18,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7899 states. [2022-02-10 23:32:18,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7899 to 6468. [2022-02-10 23:32:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:18,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-02-10 23:32:18,335 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-02-10 23:32:18,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:18,335 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-02-10 23:32:18,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-02-10 23:32:18,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:18,339 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:18,339 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:18,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-10 23:32:18,340 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:18,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:18,340 INFO L85 PathProgramCache]: Analyzing trace with hash 591288539, now seen corresponding path program 46 times [2022-02-10 23:32:18,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:18,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116290299] [2022-02-10 23:32:18,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:18,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:18,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:18,655 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:18,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116290299] [2022-02-10 23:32:18,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116290299] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:18,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:18,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:18,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622802541] [2022-02-10 23:32:18,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:18,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:18,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:18,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:18,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:18,656 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:20,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:20,046 INFO L93 Difference]: Finished difference Result 8067 states and 21757 transitions. [2022-02-10 23:32:20,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:20,047 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:20,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:20,058 INFO L225 Difference]: With dead ends: 8067 [2022-02-10 23:32:20,058 INFO L226 Difference]: Without dead ends: 8067 [2022-02-10 23:32:20,059 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:20,059 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1365 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1365 SdHoareTripleChecker+Valid, 2045 SdHoareTripleChecker+Invalid, 1649 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:20,059 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1365 Valid, 2045 Invalid, 1649 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:20,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8067 states. [2022-02-10 23:32:20,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8067 to 6468. [2022-02-10 23:32:20,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6468 states, 6464 states have (on average 2.753712871287129) internal successors, (17800), 6467 states have internal predecessors, (17800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:20,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6468 states to 6468 states and 17800 transitions. [2022-02-10 23:32:20,149 INFO L78 Accepts]: Start accepts. Automaton has 6468 states and 17800 transitions. Word has length 98 [2022-02-10 23:32:20,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:20,149 INFO L470 AbstractCegarLoop]: Abstraction has 6468 states and 17800 transitions. [2022-02-10 23:32:20,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 6468 states and 17800 transitions. [2022-02-10 23:32:20,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:20,155 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:20,155 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:20,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-10 23:32:20,155 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:20,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:20,155 INFO L85 PathProgramCache]: Analyzing trace with hash 1200812399, now seen corresponding path program 47 times [2022-02-10 23:32:20,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:20,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111798852] [2022-02-10 23:32:20,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:20,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:20,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:20,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:20,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111798852] [2022-02-10 23:32:20,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111798852] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:20,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:20,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:20,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255979245] [2022-02-10 23:32:20,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:20,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:20,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:20,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:20,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:20,707 INFO L87 Difference]: Start difference. First operand 6468 states and 17800 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:22,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:22,453 INFO L93 Difference]: Finished difference Result 7997 states and 21594 transitions. [2022-02-10 23:32:22,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:22,454 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:22,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:22,467 INFO L225 Difference]: With dead ends: 7997 [2022-02-10 23:32:22,467 INFO L226 Difference]: Without dead ends: 7997 [2022-02-10 23:32:22,468 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:22,468 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1543 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1741 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:22,468 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 2229 Invalid, 1869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1741 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:22,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7997 states. [2022-02-10 23:32:22,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7997 to 6356. [2022-02-10 23:32:22,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6356 states, 6352 states have (on average 2.7506297229219143) internal successors, (17472), 6355 states have internal predecessors, (17472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:22,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6356 states to 6356 states and 17472 transitions. [2022-02-10 23:32:22,573 INFO L78 Accepts]: Start accepts. Automaton has 6356 states and 17472 transitions. Word has length 98 [2022-02-10 23:32:22,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:22,574 INFO L470 AbstractCegarLoop]: Abstraction has 6356 states and 17472 transitions. [2022-02-10 23:32:22,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:22,574 INFO L276 IsEmpty]: Start isEmpty. Operand 6356 states and 17472 transitions. [2022-02-10 23:32:22,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:22,579 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:22,579 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:22,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-10 23:32:22,580 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:22,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:22,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1619851965, now seen corresponding path program 48 times [2022-02-10 23:32:22,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:22,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427927060] [2022-02-10 23:32:22,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:22,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:22,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:22,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:22,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:22,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427927060] [2022-02-10 23:32:22,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427927060] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:22,948 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:22,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:22,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951925509] [2022-02-10 23:32:22,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:22,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:22,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:22,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:22,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:22,949 INFO L87 Difference]: Start difference. First operand 6356 states and 17472 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:24,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:24,446 INFO L93 Difference]: Finished difference Result 7955 states and 21457 transitions. [2022-02-10 23:32:24,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:32:24,447 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:24,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:24,459 INFO L225 Difference]: With dead ends: 7955 [2022-02-10 23:32:24,460 INFO L226 Difference]: Without dead ends: 7955 [2022-02-10 23:32:24,460 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:32:24,460 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 1292 mSDsluCounter, 1520 mSDsCounter, 0 mSdLazyCounter, 1326 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 1326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:24,460 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 1888 Invalid, 1482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 1326 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:24,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7955 states. [2022-02-10 23:32:24,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7955 to 6426. [2022-02-10 23:32:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6426 states, 6422 states have (on average 2.752569293055123) internal successors, (17677), 6425 states have internal predecessors, (17677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:24,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6426 states to 6426 states and 17677 transitions. [2022-02-10 23:32:24,567 INFO L78 Accepts]: Start accepts. Automaton has 6426 states and 17677 transitions. Word has length 98 [2022-02-10 23:32:24,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:24,568 INFO L470 AbstractCegarLoop]: Abstraction has 6426 states and 17677 transitions. [2022-02-10 23:32:24,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:24,568 INFO L276 IsEmpty]: Start isEmpty. Operand 6426 states and 17677 transitions. [2022-02-10 23:32:24,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:24,573 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:24,573 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:24,574 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-10 23:32:24,574 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:24,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:24,574 INFO L85 PathProgramCache]: Analyzing trace with hash -1623138585, now seen corresponding path program 49 times [2022-02-10 23:32:24,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:24,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961753035] [2022-02-10 23:32:24,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:24,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:25,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:25,063 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961753035] [2022-02-10 23:32:25,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961753035] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:25,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:25,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:25,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093804512] [2022-02-10 23:32:25,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:25,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:25,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:25,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:25,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:25,064 INFO L87 Difference]: Start difference. First operand 6426 states and 17677 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:26,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:26,664 INFO L93 Difference]: Finished difference Result 7843 states and 21129 transitions. [2022-02-10 23:32:26,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:32:26,664 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:26,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:26,677 INFO L225 Difference]: With dead ends: 7843 [2022-02-10 23:32:26,677 INFO L226 Difference]: Without dead ends: 7843 [2022-02-10 23:32:26,677 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:32:26,678 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1212 mSDsluCounter, 2038 mSDsCounter, 0 mSdLazyCounter, 1781 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 2349 SdHoareTripleChecker+Invalid, 1901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:26,678 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 2349 Invalid, 1901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1781 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:26,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7843 states. [2022-02-10 23:32:26,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7843 to 6482. [2022-02-10 23:32:26,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6482 states, 6478 states have (on average 2.754090768755789) internal successors, (17841), 6481 states have internal predecessors, (17841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:26,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6482 states to 6482 states and 17841 transitions. [2022-02-10 23:32:26,783 INFO L78 Accepts]: Start accepts. Automaton has 6482 states and 17841 transitions. Word has length 98 [2022-02-10 23:32:26,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:26,783 INFO L470 AbstractCegarLoop]: Abstraction has 6482 states and 17841 transitions. [2022-02-10 23:32:26,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:26,783 INFO L276 IsEmpty]: Start isEmpty. Operand 6482 states and 17841 transitions. [2022-02-10 23:32:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:26,789 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:26,789 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:26,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-10 23:32:26,789 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:26,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:26,789 INFO L85 PathProgramCache]: Analyzing trace with hash -1623162765, now seen corresponding path program 50 times [2022-02-10 23:32:26,790 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:26,790 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60053540] [2022-02-10 23:32:26,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:26,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:26,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:27,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:27,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:27,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60053540] [2022-02-10 23:32:27,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60053540] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:27,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:27,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:27,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400346756] [2022-02-10 23:32:27,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:27,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:27,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:27,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:27,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:27,254 INFO L87 Difference]: Start difference. First operand 6482 states and 17841 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:28,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:28,707 INFO L93 Difference]: Finished difference Result 7927 states and 21403 transitions. [2022-02-10 23:32:28,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:28,707 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:28,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:28,718 INFO L225 Difference]: With dead ends: 7927 [2022-02-10 23:32:28,718 INFO L226 Difference]: Without dead ends: 7927 [2022-02-10 23:32:28,719 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:28,719 INFO L934 BasicCegarLoop]: 327 mSDtfsCounter, 1368 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1519 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 1929 SdHoareTripleChecker+Invalid, 1651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1519 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:28,719 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 1929 Invalid, 1651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1519 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:28,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7927 states. [2022-02-10 23:32:28,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7927 to 6440. [2022-02-10 23:32:28,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:28,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-02-10 23:32:28,814 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-02-10 23:32:28,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:28,814 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-02-10 23:32:28,814 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-02-10 23:32:28,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:28,819 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:28,819 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:28,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-10 23:32:28,820 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:28,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:28,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1121307517, now seen corresponding path program 51 times [2022-02-10 23:32:28,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:28,820 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222509173] [2022-02-10 23:32:28,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:28,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:28,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:29,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:29,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:29,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222509173] [2022-02-10 23:32:29,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222509173] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:29,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:29,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:29,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277014096] [2022-02-10 23:32:29,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:29,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:29,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:29,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:29,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:29,181 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:30,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:30,638 INFO L93 Difference]: Finished difference Result 7731 states and 20829 transitions. [2022-02-10 23:32:30,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:30,638 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:30,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:30,649 INFO L225 Difference]: With dead ends: 7731 [2022-02-10 23:32:30,649 INFO L226 Difference]: Without dead ends: 7731 [2022-02-10 23:32:30,650 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:30,650 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 1355 mSDsluCounter, 1962 mSDsCounter, 0 mSdLazyCounter, 1691 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 2256 SdHoareTripleChecker+Invalid, 1813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 1691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:30,650 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 2256 Invalid, 1813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 1691 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:30,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7731 states. [2022-02-10 23:32:30,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7731 to 6440. [2022-02-10 23:32:30,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6440 states, 6436 states have (on average 2.7529521441889373) internal successors, (17718), 6439 states have internal predecessors, (17718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:30,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6440 states to 6440 states and 17718 transitions. [2022-02-10 23:32:30,747 INFO L78 Accepts]: Start accepts. Automaton has 6440 states and 17718 transitions. Word has length 98 [2022-02-10 23:32:30,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:30,747 INFO L470 AbstractCegarLoop]: Abstraction has 6440 states and 17718 transitions. [2022-02-10 23:32:30,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:30,747 INFO L276 IsEmpty]: Start isEmpty. Operand 6440 states and 17718 transitions. [2022-02-10 23:32:30,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:30,752 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:30,752 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:30,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-10 23:32:30,752 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:30,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:30,753 INFO L85 PathProgramCache]: Analyzing trace with hash -511783657, now seen corresponding path program 52 times [2022-02-10 23:32:30,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:30,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803102558] [2022-02-10 23:32:30,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:30,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:30,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:31,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:31,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803102558] [2022-02-10 23:32:31,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803102558] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:31,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:31,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:31,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402129493] [2022-02-10 23:32:31,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:31,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:31,200 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:31,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:31,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:31,201 INFO L87 Difference]: Start difference. First operand 6440 states and 17718 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:32,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:32,479 INFO L93 Difference]: Finished difference Result 7829 states and 21116 transitions. [2022-02-10 23:32:32,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:32,479 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:32,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:32,490 INFO L225 Difference]: With dead ends: 7829 [2022-02-10 23:32:32,490 INFO L226 Difference]: Without dead ends: 7829 [2022-02-10 23:32:32,490 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:32,491 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 1051 mSDsluCounter, 1413 mSDsCounter, 0 mSdLazyCounter, 1291 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1051 SdHoareTripleChecker+Valid, 1724 SdHoareTripleChecker+Invalid, 1416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:32,491 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1051 Valid, 1724 Invalid, 1416 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1291 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:32:32,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7829 states. [2022-02-10 23:32:32,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7829 to 6370. [2022-02-10 23:32:32,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6370 states, 6366 states have (on average 2.7510210493245366) internal successors, (17513), 6369 states have internal predecessors, (17513), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:32,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6370 states to 6370 states and 17513 transitions. [2022-02-10 23:32:32,579 INFO L78 Accepts]: Start accepts. Automaton has 6370 states and 17513 transitions. Word has length 98 [2022-02-10 23:32:32,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:32,579 INFO L470 AbstractCegarLoop]: Abstraction has 6370 states and 17513 transitions. [2022-02-10 23:32:32,579 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:32,579 INFO L276 IsEmpty]: Start isEmpty. Operand 6370 states and 17513 transitions. [2022-02-10 23:32:32,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:32,584 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:32,584 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:32,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-10 23:32:32,585 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:32,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:32,587 INFO L85 PathProgramCache]: Analyzing trace with hash -1317566091, now seen corresponding path program 53 times [2022-02-10 23:32:32,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:32,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367377006] [2022-02-10 23:32:32,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:32,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:32,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:32,969 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:32,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367377006] [2022-02-10 23:32:32,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367377006] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:32,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:32,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:32,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341414098] [2022-02-10 23:32:32,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:32,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:32,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:32,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:32,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:32,970 INFO L87 Difference]: Start difference. First operand 6370 states and 17513 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:34,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:34,501 INFO L93 Difference]: Finished difference Result 7773 states and 20966 transitions. [2022-02-10 23:32:34,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:32:34,502 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:34,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:34,512 INFO L225 Difference]: With dead ends: 7773 [2022-02-10 23:32:34,512 INFO L226 Difference]: Without dead ends: 7773 [2022-02-10 23:32:34,512 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-02-10 23:32:34,513 INFO L934 BasicCegarLoop]: 396 mSDtfsCounter, 1518 mSDsluCounter, 1577 mSDsCounter, 0 mSdLazyCounter, 1434 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1953 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:34,513 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1953 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1434 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:34,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7773 states. [2022-02-10 23:32:34,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7773 to 6454. [2022-02-10 23:32:34,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6454 states, 6450 states have (on average 2.7533333333333334) internal successors, (17759), 6453 states have internal predecessors, (17759), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:34,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6454 states to 6454 states and 17759 transitions. [2022-02-10 23:32:34,588 INFO L78 Accepts]: Start accepts. Automaton has 6454 states and 17759 transitions. Word has length 98 [2022-02-10 23:32:34,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:34,588 INFO L470 AbstractCegarLoop]: Abstraction has 6454 states and 17759 transitions. [2022-02-10 23:32:34,607 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:34,607 INFO L276 IsEmpty]: Start isEmpty. Operand 6454 states and 17759 transitions. [2022-02-10 23:32:34,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:34,612 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:34,612 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:34,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-10 23:32:34,612 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:34,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:34,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1320852711, now seen corresponding path program 54 times [2022-02-10 23:32:34,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:34,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488659295] [2022-02-10 23:32:34,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:34,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:35,119 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:35,119 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488659295] [2022-02-10 23:32:35,119 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488659295] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:35,119 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:35,119 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:35,119 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382184315] [2022-02-10 23:32:35,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:35,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:35,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:35,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:35,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:35,120 INFO L87 Difference]: Start difference. First operand 6454 states and 17759 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:36,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:36,857 INFO L93 Difference]: Finished difference Result 7745 states and 20884 transitions. [2022-02-10 23:32:36,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:36,857 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:36,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:36,868 INFO L225 Difference]: With dead ends: 7745 [2022-02-10 23:32:36,868 INFO L226 Difference]: Without dead ends: 7745 [2022-02-10 23:32:36,869 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:36,869 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1347 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 2382 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:36,869 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 2382 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:32:36,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7745 states. [2022-02-10 23:32:36,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7745 to 6496. [2022-02-10 23:32:36,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6496 states, 6492 states have (on average 2.754467036352434) internal successors, (17882), 6495 states have internal predecessors, (17882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:36,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6496 states to 6496 states and 17882 transitions. [2022-02-10 23:32:36,961 INFO L78 Accepts]: Start accepts. Automaton has 6496 states and 17882 transitions. Word has length 98 [2022-02-10 23:32:36,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:36,961 INFO L470 AbstractCegarLoop]: Abstraction has 6496 states and 17882 transitions. [2022-02-10 23:32:36,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 6496 states and 17882 transitions. [2022-02-10 23:32:36,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:36,966 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:36,966 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:36,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-10 23:32:36,966 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:36,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:36,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1320876891, now seen corresponding path program 55 times [2022-02-10 23:32:36,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:36,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285447349] [2022-02-10 23:32:36,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:36,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:37,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:37,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:37,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285447349] [2022-02-10 23:32:37,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285447349] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:37,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:37,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:37,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605492788] [2022-02-10 23:32:37,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:37,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:37,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:37,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:37,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:37,548 INFO L87 Difference]: Start difference. First operand 6496 states and 17882 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:38,616 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:38,616 INFO L93 Difference]: Finished difference Result 7633 states and 20584 transitions. [2022-02-10 23:32:38,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:38,616 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:38,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:38,627 INFO L225 Difference]: With dead ends: 7633 [2022-02-10 23:32:38,627 INFO L226 Difference]: Without dead ends: 7633 [2022-02-10 23:32:38,627 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:38,627 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1349 mSDsluCounter, 1379 mSDsCounter, 0 mSdLazyCounter, 1293 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 1427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 1293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:38,627 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 1685 Invalid, 1427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 1293 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:32:38,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2022-02-10 23:32:38,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 6328. [2022-02-10 23:32:38,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6328 states, 6324 states have (on average 2.749841872232764) internal successors, (17390), 6327 states have internal predecessors, (17390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:38,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6328 states to 6328 states and 17390 transitions. [2022-02-10 23:32:38,706 INFO L78 Accepts]: Start accepts. Automaton has 6328 states and 17390 transitions. Word has length 98 [2022-02-10 23:32:38,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:38,706 INFO L470 AbstractCegarLoop]: Abstraction has 6328 states and 17390 transitions. [2022-02-10 23:32:38,706 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 6328 states and 17390 transitions. [2022-02-10 23:32:38,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:38,711 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:38,711 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:38,711 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-10 23:32:38,712 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:38,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:38,712 INFO L85 PathProgramCache]: Analyzing trace with hash 978643555, now seen corresponding path program 1 times [2022-02-10 23:32:38,713 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:38,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204489241] [2022-02-10 23:32:38,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:38,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:39,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:39,404 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:39,404 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204489241] [2022-02-10 23:32:39,404 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204489241] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:39,404 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:39,404 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:39,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936483237] [2022-02-10 23:32:39,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:39,405 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:39,405 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:39,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:39,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:39,405 INFO L87 Difference]: Start difference. First operand 6328 states and 17390 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:41,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:41,009 INFO L93 Difference]: Finished difference Result 7119 states and 19207 transitions. [2022-02-10 23:32:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:41,010 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:41,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:41,020 INFO L225 Difference]: With dead ends: 7119 [2022-02-10 23:32:41,020 INFO L226 Difference]: Without dead ends: 7119 [2022-02-10 23:32:41,021 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:41,021 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1567 mSDsluCounter, 2158 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1567 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:41,026 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1567 Valid, 2404 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:41,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7119 states. [2022-02-10 23:32:41,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7119 to 6580. [2022-02-10 23:32:41,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6580 states, 6576 states have (on average 2.757603406326034) internal successors, (18134), 6579 states have internal predecessors, (18134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:41,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6580 states to 6580 states and 18134 transitions. [2022-02-10 23:32:41,112 INFO L78 Accepts]: Start accepts. Automaton has 6580 states and 18134 transitions. Word has length 98 [2022-02-10 23:32:41,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:41,112 INFO L470 AbstractCegarLoop]: Abstraction has 6580 states and 18134 transitions. [2022-02-10 23:32:41,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:41,112 INFO L276 IsEmpty]: Start isEmpty. Operand 6580 states and 18134 transitions. [2022-02-10 23:32:41,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:41,117 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:41,117 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:41,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-10 23:32:41,117 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:41,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:41,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1619731165, now seen corresponding path program 2 times [2022-02-10 23:32:41,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:41,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065097660] [2022-02-10 23:32:41,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:41,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:41,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:41,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:41,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065097660] [2022-02-10 23:32:41,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065097660] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:41,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:41,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:41,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407192008] [2022-02-10 23:32:41,719 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:41,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:41,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:41,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:41,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:41,720 INFO L87 Difference]: Start difference. First operand 6580 states and 18134 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:43,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:43,342 INFO L93 Difference]: Finished difference Result 8063 states and 21850 transitions. [2022-02-10 23:32:43,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:43,342 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:43,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:43,353 INFO L225 Difference]: With dead ends: 8063 [2022-02-10 23:32:43,354 INFO L226 Difference]: Without dead ends: 8063 [2022-02-10 23:32:43,356 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=338, Invalid=784, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:43,356 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1606 mSDsluCounter, 2155 mSDsCounter, 0 mSdLazyCounter, 1801 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1606 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 1801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:43,356 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1606 Valid, 2429 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 1801 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:32:43,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8063 states. [2022-02-10 23:32:43,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8063 to 6622. [2022-02-10 23:32:43,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6622 states, 6618 states have (on average 2.758839528558477) internal successors, (18258), 6621 states have internal predecessors, (18258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:43,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6622 states to 6622 states and 18258 transitions. [2022-02-10 23:32:43,434 INFO L78 Accepts]: Start accepts. Automaton has 6622 states and 18258 transitions. Word has length 98 [2022-02-10 23:32:43,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:43,434 INFO L470 AbstractCegarLoop]: Abstraction has 6622 states and 18258 transitions. [2022-02-10 23:32:43,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:43,434 INFO L276 IsEmpty]: Start isEmpty. Operand 6622 states and 18258 transitions. [2022-02-10 23:32:43,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:43,439 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:43,439 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:43,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-10 23:32:43,439 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:43,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:43,439 INFO L85 PathProgramCache]: Analyzing trace with hash 464405661, now seen corresponding path program 3 times [2022-02-10 23:32:43,439 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:43,439 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892574682] [2022-02-10 23:32:43,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:43,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:43,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:43,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:43,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:43,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892574682] [2022-02-10 23:32:43,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892574682] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:43,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:43,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:43,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359527447] [2022-02-10 23:32:43,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:43,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:43,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:43,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:43,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:43,733 INFO L87 Difference]: Start difference. First operand 6622 states and 18258 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:44,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:44,721 INFO L93 Difference]: Finished difference Result 7671 states and 20696 transitions. [2022-02-10 23:32:44,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:44,721 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:44,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:44,732 INFO L225 Difference]: With dead ends: 7671 [2022-02-10 23:32:44,732 INFO L226 Difference]: Without dead ends: 7671 [2022-02-10 23:32:44,732 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:44,732 INFO L934 BasicCegarLoop]: 363 mSDtfsCounter, 1384 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 1928 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:44,732 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 1928 Invalid, 1442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:32:44,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7671 states. [2022-02-10 23:32:44,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7671 to 6664. [2022-02-10 23:32:44,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:44,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:32:44,821 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:32:44,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:44,821 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:32:44,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:44,821 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:32:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:44,826 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:44,826 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:44,826 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-10 23:32:44,826 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:44,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:44,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1517219601, now seen corresponding path program 4 times [2022-02-10 23:32:44,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:44,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799019702] [2022-02-10 23:32:44,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:44,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:45,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:45,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799019702] [2022-02-10 23:32:45,329 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799019702] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:45,329 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:45,329 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:45,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816407666] [2022-02-10 23:32:45,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:45,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:45,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:45,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:45,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:45,330 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:46,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:46,624 INFO L93 Difference]: Finished difference Result 7853 states and 21232 transitions. [2022-02-10 23:32:46,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:46,624 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:46,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:46,637 INFO L225 Difference]: With dead ends: 7853 [2022-02-10 23:32:46,637 INFO L226 Difference]: Without dead ends: 7853 [2022-02-10 23:32:46,638 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:46,638 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1603 mSDsluCounter, 1560 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1603 SdHoareTripleChecker+Valid, 1854 SdHoareTripleChecker+Invalid, 1514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:46,638 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1603 Valid, 1854 Invalid, 1514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:32:46,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7853 states. [2022-02-10 23:32:46,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7853 to 6664. [2022-02-10 23:32:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:32:46,731 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:32:46,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:46,731 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:32:46,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:46,731 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:32:46,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:46,737 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:46,737 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:46,737 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-10 23:32:46,737 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:46,737 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:46,737 INFO L85 PathProgramCache]: Analyzing trace with hash -1572945681, now seen corresponding path program 5 times [2022-02-10 23:32:46,737 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:46,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055118344] [2022-02-10 23:32:46,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:46,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:47,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:47,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055118344] [2022-02-10 23:32:47,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055118344] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:47,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:47,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:47,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818900454] [2022-02-10 23:32:47,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:47,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:47,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:47,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:47,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:47,379 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:48,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:48,839 INFO L93 Difference]: Finished difference Result 7965 states and 21560 transitions. [2022-02-10 23:32:48,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:48,840 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:48,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:48,852 INFO L225 Difference]: With dead ends: 7965 [2022-02-10 23:32:48,852 INFO L226 Difference]: Without dead ends: 7965 [2022-02-10 23:32:48,852 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:48,852 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1447 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1606 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1447 SdHoareTripleChecker+Valid, 2118 SdHoareTripleChecker+Invalid, 1733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:48,853 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1447 Valid, 2118 Invalid, 1733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1606 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:48,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7965 states. [2022-02-10 23:32:48,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7965 to 6664. [2022-02-10 23:32:48,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6664 states, 6660 states have (on average 2.76006006006006) internal successors, (18382), 6663 states have internal predecessors, (18382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:48,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6664 states to 6664 states and 18382 transitions. [2022-02-10 23:32:48,948 INFO L78 Accepts]: Start accepts. Automaton has 6664 states and 18382 transitions. Word has length 98 [2022-02-10 23:32:48,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:48,948 INFO L470 AbstractCegarLoop]: Abstraction has 6664 states and 18382 transitions. [2022-02-10 23:32:48,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:48,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6664 states and 18382 transitions. [2022-02-10 23:32:48,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:48,953 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:48,954 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:48,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-10 23:32:48,954 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:48,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:48,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1620912471, now seen corresponding path program 6 times [2022-02-10 23:32:48,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:48,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888858018] [2022-02-10 23:32:48,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:48,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:49,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:49,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:49,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888858018] [2022-02-10 23:32:49,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888858018] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:49,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:49,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:49,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012985603] [2022-02-10 23:32:49,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:49,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:49,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:49,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:49,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:49,408 INFO L87 Difference]: Start difference. First operand 6664 states and 18382 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:50,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:50,895 INFO L93 Difference]: Finished difference Result 8403 states and 22829 transitions. [2022-02-10 23:32:50,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:50,895 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:50,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:50,907 INFO L225 Difference]: With dead ends: 8403 [2022-02-10 23:32:50,908 INFO L226 Difference]: Without dead ends: 8403 [2022-02-10 23:32:50,908 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:50,908 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1342 mSDsluCounter, 2150 mSDsCounter, 0 mSdLazyCounter, 1852 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 2442 SdHoareTripleChecker+Invalid, 1975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 1852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:50,908 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 2442 Invalid, 1975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 1852 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:50,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8403 states. [2022-02-10 23:32:50,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8403 to 6769. [2022-02-10 23:32:50,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6769 states, 6765 states have (on average 2.7630450849963046) internal successors, (18692), 6768 states have internal predecessors, (18692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6769 states to 6769 states and 18692 transitions. [2022-02-10 23:32:51,006 INFO L78 Accepts]: Start accepts. Automaton has 6769 states and 18692 transitions. Word has length 98 [2022-02-10 23:32:51,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:51,006 INFO L470 AbstractCegarLoop]: Abstraction has 6769 states and 18692 transitions. [2022-02-10 23:32:51,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 6769 states and 18692 transitions. [2022-02-10 23:32:51,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:51,011 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:51,011 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:51,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-10 23:32:51,011 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:51,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:51,012 INFO L85 PathProgramCache]: Analyzing trace with hash 1518729321, now seen corresponding path program 7 times [2022-02-10 23:32:51,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:51,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335822289] [2022-02-10 23:32:51,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:51,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:51,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:51,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:51,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335822289] [2022-02-10 23:32:51,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335822289] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:51,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:51,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:51,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311738285] [2022-02-10 23:32:51,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:51,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:51,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:51,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:51,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:51,282 INFO L87 Difference]: Start difference. First operand 6769 states and 18692 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:52,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:52,181 INFO L93 Difference]: Finished difference Result 8569 states and 23248 transitions. [2022-02-10 23:32:52,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:52,182 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:52,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:52,193 INFO L225 Difference]: With dead ends: 8569 [2022-02-10 23:32:52,193 INFO L226 Difference]: Without dead ends: 8569 [2022-02-10 23:32:52,193 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:52,194 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1249 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1683 SdHoareTripleChecker+Invalid, 1359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:52,194 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 1683 Invalid, 1359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:32:52,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-02-10 23:32:52,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 6790. [2022-02-10 23:32:52,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6790 states, 6786 states have (on average 2.7636310050103154) internal successors, (18754), 6789 states have internal predecessors, (18754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6790 states to 6790 states and 18754 transitions. [2022-02-10 23:32:52,282 INFO L78 Accepts]: Start accepts. Automaton has 6790 states and 18754 transitions. Word has length 98 [2022-02-10 23:32:52,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:52,283 INFO L470 AbstractCegarLoop]: Abstraction has 6790 states and 18754 transitions. [2022-02-10 23:32:52,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 6790 states and 18754 transitions. [2022-02-10 23:32:52,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:52,287 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:52,287 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:52,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-10 23:32:52,287 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:52,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:52,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1723424035, now seen corresponding path program 8 times [2022-02-10 23:32:52,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:52,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [128460899] [2022-02-10 23:32:52,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:52,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:52,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:52,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:52,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [128460899] [2022-02-10 23:32:52,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [128460899] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:52,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:52,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:52,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219849229] [2022-02-10 23:32:52,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:52,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:52,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:52,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:52,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:52,781 INFO L87 Difference]: Start difference. First operand 6790 states and 18754 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:54,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:54,196 INFO L93 Difference]: Finished difference Result 8625 states and 23412 transitions. [2022-02-10 23:32:54,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:54,196 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:54,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:54,208 INFO L225 Difference]: With dead ends: 8625 [2022-02-10 23:32:54,208 INFO L226 Difference]: Without dead ends: 8625 [2022-02-10 23:32:54,208 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:54,208 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1550 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 1574 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1574 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:54,208 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 2119 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1574 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:32:54,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8625 states. [2022-02-10 23:32:54,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8625 to 6748. [2022-02-10 23:32:54,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6748 states, 6744 states have (on average 2.762455516014235) internal successors, (18630), 6747 states have internal predecessors, (18630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:54,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6748 states to 6748 states and 18630 transitions. [2022-02-10 23:32:54,304 INFO L78 Accepts]: Start accepts. Automaton has 6748 states and 18630 transitions. Word has length 98 [2022-02-10 23:32:54,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:54,305 INFO L470 AbstractCegarLoop]: Abstraction has 6748 states and 18630 transitions. [2022-02-10 23:32:54,305 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:54,305 INFO L276 IsEmpty]: Start isEmpty. Operand 6748 states and 18630 transitions. [2022-02-10 23:32:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:54,310 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:54,310 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:54,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-10 23:32:54,310 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:54,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:54,310 INFO L85 PathProgramCache]: Analyzing trace with hash 265993433, now seen corresponding path program 9 times [2022-02-10 23:32:54,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:54,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074874225] [2022-02-10 23:32:54,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:54,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:54,658 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:54,658 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074874225] [2022-02-10 23:32:54,658 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074874225] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:54,658 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:54,658 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:54,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706724520] [2022-02-10 23:32:54,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:54,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:54,659 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:54,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:54,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:54,659 INFO L87 Difference]: Start difference. First operand 6748 states and 18630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:55,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:55,664 INFO L93 Difference]: Finished difference Result 7969 states and 21551 transitions. [2022-02-10 23:32:55,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:32:55,664 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:55,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:55,676 INFO L225 Difference]: With dead ends: 7969 [2022-02-10 23:32:55,676 INFO L226 Difference]: Without dead ends: 7969 [2022-02-10 23:32:55,676 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:32:55,676 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1236 mSDsluCounter, 1386 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 1670 SdHoareTripleChecker+Invalid, 1337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:55,676 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 1670 Invalid, 1337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:32:55,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7969 states. [2022-02-10 23:32:55,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7969 to 6832. [2022-02-10 23:32:55,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:55,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:32:55,764 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:32:55,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:55,764 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:32:55,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:55,764 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:32:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:55,769 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:55,769 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:55,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-10 23:32:55,769 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:55,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:55,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1979579971, now seen corresponding path program 10 times [2022-02-10 23:32:55,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:55,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018655427] [2022-02-10 23:32:55,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:55,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:56,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:56,127 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:56,127 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018655427] [2022-02-10 23:32:56,127 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018655427] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:56,127 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:56,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:56,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763864511] [2022-02-10 23:32:56,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:56,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:56,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:56,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:56,128 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:56,128 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:57,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:57,325 INFO L93 Difference]: Finished difference Result 8303 states and 22462 transitions. [2022-02-10 23:32:57,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:32:57,326 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:57,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:57,337 INFO L225 Difference]: With dead ends: 8303 [2022-02-10 23:32:57,337 INFO L226 Difference]: Without dead ends: 8303 [2022-02-10 23:32:57,338 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:32:57,339 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1456 mSDsluCounter, 1406 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 1705 SdHoareTripleChecker+Invalid, 1385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:57,339 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 1705 Invalid, 1385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:32:57,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8303 states. [2022-02-10 23:32:57,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8303 to 6853. [2022-02-10 23:32:57,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:57,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-02-10 23:32:57,472 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-02-10 23:32:57,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:57,472 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-02-10 23:32:57,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:57,472 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-02-10 23:32:57,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:57,477 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:57,477 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:57,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-10 23:32:57,477 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:57,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:57,479 INFO L85 PathProgramCache]: Analyzing trace with hash -1262573385, now seen corresponding path program 11 times [2022-02-10 23:32:57,479 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:57,479 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880602255] [2022-02-10 23:32:57,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:57,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:57,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:57,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:57,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:57,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880602255] [2022-02-10 23:32:57,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880602255] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:57,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:57,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:57,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242344976] [2022-02-10 23:32:57,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:57,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:57,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:57,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:57,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:57,924 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:59,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:32:59,177 INFO L93 Difference]: Finished difference Result 8172 states and 22149 transitions. [2022-02-10 23:32:59,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:32:59,177 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:32:59,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:32:59,189 INFO L225 Difference]: With dead ends: 8172 [2022-02-10 23:32:59,189 INFO L226 Difference]: Without dead ends: 8172 [2022-02-10 23:32:59,190 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:32:59,190 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1488 mSDsluCounter, 1859 mSDsCounter, 0 mSdLazyCounter, 1585 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1488 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 1585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:32:59,190 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1488 Valid, 2162 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 1585 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:32:59,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8172 states. [2022-02-10 23:32:59,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8172 to 6832. [2022-02-10 23:32:59,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:32:59,285 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:32:59,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:32:59,285 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:32:59,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:32:59,285 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:32:59,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:32:59,291 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:32:59,291 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:32:59,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-10 23:32:59,291 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:32:59,291 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:32:59,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1740617909, now seen corresponding path program 12 times [2022-02-10 23:32:59,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:32:59,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544151828] [2022-02-10 23:32:59,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:32:59,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:32:59,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:32:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:32:59,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:32:59,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544151828] [2022-02-10 23:32:59,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544151828] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:32:59,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:32:59,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:32:59,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39103874] [2022-02-10 23:32:59,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:32:59,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:32:59,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:32:59,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:32:59,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:32:59,684 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:00,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:00,937 INFO L93 Difference]: Finished difference Result 8667 states and 23534 transitions. [2022-02-10 23:33:00,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:00,937 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:00,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:00,949 INFO L225 Difference]: With dead ends: 8667 [2022-02-10 23:33:00,949 INFO L226 Difference]: Without dead ends: 8667 [2022-02-10 23:33:00,949 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=339, Invalid=783, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:00,950 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1680 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:00,950 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 2103 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:00,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8667 states. [2022-02-10 23:33:01,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8667 to 6874. [2022-02-10 23:33:01,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:01,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-02-10 23:33:01,050 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-02-10 23:33:01,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:01,051 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-02-10 23:33:01,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:01,051 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-02-10 23:33:01,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:01,064 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:01,064 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:01,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-10 23:33:01,064 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:01,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:01,064 INFO L85 PathProgramCache]: Analyzing trace with hash 585292405, now seen corresponding path program 13 times [2022-02-10 23:33:01,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:01,065 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726796765] [2022-02-10 23:33:01,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:01,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:01,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:01,475 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:01,475 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726796765] [2022-02-10 23:33:01,475 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726796765] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:01,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:01,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:01,475 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1742690465] [2022-02-10 23:33:01,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:01,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:01,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:01,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:01,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:01,476 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:02,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:02,657 INFO L93 Difference]: Finished difference Result 8464 states and 22938 transitions. [2022-02-10 23:33:02,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:02,657 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:02,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:02,669 INFO L225 Difference]: With dead ends: 8464 [2022-02-10 23:33:02,669 INFO L226 Difference]: Without dead ends: 8464 [2022-02-10 23:33:02,669 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:02,670 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1658 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:02,670 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1658 Valid, 1770 Invalid, 1470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:02,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8464 states. [2022-02-10 23:33:02,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8464 to 6895. [2022-02-10 23:33:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6895 states, 6891 states have (on average 2.7665070381657233) internal successors, (19064), 6894 states have internal predecessors, (19064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6895 states to 6895 states and 19064 transitions. [2022-02-10 23:33:02,766 INFO L78 Accepts]: Start accepts. Automaton has 6895 states and 19064 transitions. Word has length 98 [2022-02-10 23:33:02,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:02,766 INFO L470 AbstractCegarLoop]: Abstraction has 6895 states and 19064 transitions. [2022-02-10 23:33:02,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:02,766 INFO L276 IsEmpty]: Start isEmpty. Operand 6895 states and 19064 transitions. [2022-02-10 23:33:02,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:02,771 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:02,771 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:02,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-10 23:33:02,772 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:02,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:02,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1638106345, now seen corresponding path program 14 times [2022-02-10 23:33:02,772 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:02,772 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81050093] [2022-02-10 23:33:02,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:02,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:03,264 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:03,264 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81050093] [2022-02-10 23:33:03,264 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81050093] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:03,264 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:03,264 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:03,264 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096255201] [2022-02-10 23:33:03,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:03,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:03,265 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:03,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:03,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:03,265 INFO L87 Difference]: Start difference. First operand 6895 states and 19064 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:04,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:04,735 INFO L93 Difference]: Finished difference Result 8646 states and 23474 transitions. [2022-02-10 23:33:04,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:04,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:04,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:04,748 INFO L225 Difference]: With dead ends: 8646 [2022-02-10 23:33:04,748 INFO L226 Difference]: Without dead ends: 8646 [2022-02-10 23:33:04,748 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:04,749 INFO L934 BasicCegarLoop]: 360 mSDtfsCounter, 1491 mSDsluCounter, 1858 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 1766 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:04,749 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 2161 Invalid, 1766 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:04,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8646 states. [2022-02-10 23:33:04,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8646 to 6853. [2022-02-10 23:33:04,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6853 states, 6849 states have (on average 2.765367206891517) internal successors, (18940), 6852 states have internal predecessors, (18940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:04,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6853 states to 6853 states and 18940 transitions. [2022-02-10 23:33:04,839 INFO L78 Accepts]: Start accepts. Automaton has 6853 states and 18940 transitions. Word has length 98 [2022-02-10 23:33:04,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:04,839 INFO L470 AbstractCegarLoop]: Abstraction has 6853 states and 18940 transitions. [2022-02-10 23:33:04,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 6853 states and 18940 transitions. [2022-02-10 23:33:04,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:04,844 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:04,844 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:04,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-10 23:33:04,844 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:04,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:04,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1452058937, now seen corresponding path program 15 times [2022-02-10 23:33:04,844 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:04,844 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [831381842] [2022-02-10 23:33:04,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:04,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:05,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:05,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:05,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [831381842] [2022-02-10 23:33:05,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [831381842] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:05,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:05,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:05,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067064216] [2022-02-10 23:33:05,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:05,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:05,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:05,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:05,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:05,489 INFO L87 Difference]: Start difference. First operand 6853 states and 18940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:06,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:06,894 INFO L93 Difference]: Finished difference Result 8242 states and 22353 transitions. [2022-02-10 23:33:06,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:06,894 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:06,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:06,905 INFO L225 Difference]: With dead ends: 8242 [2022-02-10 23:33:06,905 INFO L226 Difference]: Without dead ends: 8242 [2022-02-10 23:33:06,906 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:06,906 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1190 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1558 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 2005 SdHoareTripleChecker+Invalid, 1701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1558 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:06,906 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1190 Valid, 2005 Invalid, 1701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1558 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:06,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8242 states. [2022-02-10 23:33:06,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8242 to 6832. [2022-02-10 23:33:06,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6832 states, 6828 states have (on average 2.7647920328060924) internal successors, (18878), 6831 states have internal predecessors, (18878), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:06,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6832 states to 6832 states and 18878 transitions. [2022-02-10 23:33:06,989 INFO L78 Accepts]: Start accepts. Automaton has 6832 states and 18878 transitions. Word has length 98 [2022-02-10 23:33:06,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:06,990 INFO L470 AbstractCegarLoop]: Abstraction has 6832 states and 18878 transitions. [2022-02-10 23:33:06,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:06,990 INFO L276 IsEmpty]: Start isEmpty. Operand 6832 states and 18878 transitions. [2022-02-10 23:33:06,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:06,994 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:06,995 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:06,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-10 23:33:06,995 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:06,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:06,995 INFO L85 PathProgramCache]: Analyzing trace with hash -790464501, now seen corresponding path program 16 times [2022-02-10 23:33:06,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:06,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078536883] [2022-02-10 23:33:06,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:06,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:07,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:07,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:07,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:07,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078536883] [2022-02-10 23:33:07,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078536883] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:07,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:07,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:07,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118343754] [2022-02-10 23:33:07,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:07,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:07,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:07,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:07,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:07,599 INFO L87 Difference]: Start difference. First operand 6832 states and 18878 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:09,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:09,348 INFO L93 Difference]: Finished difference Result 8831 states and 24043 transitions. [2022-02-10 23:33:09,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:09,348 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:09,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:09,360 INFO L225 Difference]: With dead ends: 8831 [2022-02-10 23:33:09,361 INFO L226 Difference]: Without dead ends: 8831 [2022-02-10 23:33:09,361 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:09,361 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1328 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 1934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:09,361 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 2285 Invalid, 1934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:33:09,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-02-10 23:33:09,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 6937. [2022-02-10 23:33:09,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6937 states, 6933 states have (on average 2.7676330592816965) internal successors, (19188), 6936 states have internal predecessors, (19188), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:09,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6937 states to 6937 states and 19188 transitions. [2022-02-10 23:33:09,460 INFO L78 Accepts]: Start accepts. Automaton has 6937 states and 19188 transitions. Word has length 98 [2022-02-10 23:33:09,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:09,461 INFO L470 AbstractCegarLoop]: Abstraction has 6937 states and 19188 transitions. [2022-02-10 23:33:09,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 6937 states and 19188 transitions. [2022-02-10 23:33:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:09,466 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:09,466 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:09,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-10 23:33:09,466 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:09,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:09,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1945790005, now seen corresponding path program 17 times [2022-02-10 23:33:09,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:09,467 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463232019] [2022-02-10 23:33:09,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:09,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:09,848 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:09,848 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463232019] [2022-02-10 23:33:09,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463232019] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:09,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:09,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:09,849 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646897915] [2022-02-10 23:33:09,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:09,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:09,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:09,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:09,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:09,849 INFO L87 Difference]: Start difference. First operand 6937 states and 19188 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:11,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:11,122 INFO L93 Difference]: Finished difference Result 8997 states and 24462 transitions. [2022-02-10 23:33:11,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:11,123 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:11,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:11,170 INFO L225 Difference]: With dead ends: 8997 [2022-02-10 23:33:11,170 INFO L226 Difference]: Without dead ends: 8997 [2022-02-10 23:33:11,171 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:11,171 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1409 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1507 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1644 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:11,171 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 1920 Invalid, 1644 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1507 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:11,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-02-10 23:33:11,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 6958. [2022-02-10 23:33:11,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:11,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:33:11,287 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:33:11,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:11,287 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:33:11,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:11,287 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:33:11,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:11,292 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:11,292 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:11,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-10 23:33:11,293 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:11,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:11,293 INFO L85 PathProgramCache]: Analyzing trace with hash -892976065, now seen corresponding path program 18 times [2022-02-10 23:33:11,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:11,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442651811] [2022-02-10 23:33:11,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:11,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:11,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:11,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442651811] [2022-02-10 23:33:11,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442651811] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:11,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:11,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:11,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125182669] [2022-02-10 23:33:11,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:11,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:11,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:11,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:11,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:11,738 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:13,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:13,260 INFO L93 Difference]: Finished difference Result 9053 states and 24626 transitions. [2022-02-10 23:33:13,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:13,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:13,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:13,295 INFO L225 Difference]: With dead ends: 9053 [2022-02-10 23:33:13,295 INFO L226 Difference]: Without dead ends: 9053 [2022-02-10 23:33:13,296 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:13,296 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1122 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1122 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 1858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:13,296 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1122 Valid, 2275 Invalid, 1858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:13,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9053 states. [2022-02-10 23:33:13,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9053 to 6916. [2022-02-10 23:33:13,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:13,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:33:13,421 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:33:13,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:13,421 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:33:13,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:13,422 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:33:13,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:13,426 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:13,427 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:13,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-10 23:33:13,427 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:13,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:13,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1096441403, now seen corresponding path program 19 times [2022-02-10 23:33:13,427 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:13,427 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660453879] [2022-02-10 23:33:13,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:13,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:13,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:13,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:13,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660453879] [2022-02-10 23:33:13,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660453879] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:13,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:13,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:13,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946479837] [2022-02-10 23:33:13,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:13,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:13,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:13,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:13,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:13,819 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:15,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:15,328 INFO L93 Difference]: Finished difference Result 9169 states and 24945 transitions. [2022-02-10 23:33:15,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:15,328 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:15,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:15,344 INFO L225 Difference]: With dead ends: 9169 [2022-02-10 23:33:15,344 INFO L226 Difference]: Without dead ends: 9169 [2022-02-10 23:33:15,344 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:15,344 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1608 mSDsluCounter, 1836 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2129 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:15,344 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2129 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1624 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:15,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9169 states. [2022-02-10 23:33:15,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9169 to 6958. [2022-02-10 23:33:15,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:15,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:33:15,454 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:33:15,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:15,454 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:33:15,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:33:15,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:15,459 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:15,459 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:15,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-10 23:33:15,459 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:15,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:15,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1484939355, now seen corresponding path program 20 times [2022-02-10 23:33:15,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:15,460 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093512666] [2022-02-10 23:33:15,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:15,842 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:15,842 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093512666] [2022-02-10 23:33:15,842 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093512666] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:15,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:15,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:15,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [527823760] [2022-02-10 23:33:15,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:15,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:15,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:15,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:15,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:15,843 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:17,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:17,086 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-02-10 23:33:17,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:17,086 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:17,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:17,100 INFO L225 Difference]: With dead ends: 9335 [2022-02-10 23:33:17,101 INFO L226 Difference]: Without dead ends: 9335 [2022-02-10 23:33:17,101 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:17,101 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1083 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1526 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 2020 SdHoareTripleChecker+Invalid, 1657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 1526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:17,101 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1083 Valid, 2020 Invalid, 1657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 1526 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:17,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-02-10 23:33:17,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 6979. [2022-02-10 23:33:17,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-02-10 23:33:17,199 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-02-10 23:33:17,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:17,199 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-02-10 23:33:17,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-02-10 23:33:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:17,204 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:17,205 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:17,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-10 23:33:17,205 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:17,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:17,205 INFO L85 PathProgramCache]: Analyzing trace with hash -432125415, now seen corresponding path program 21 times [2022-02-10 23:33:17,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:17,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779432688] [2022-02-10 23:33:17,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:17,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:17,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:17,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:17,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779432688] [2022-02-10 23:33:17,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779432688] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:17,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:17,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:17,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114343582] [2022-02-10 23:33:17,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:17,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:17,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:17,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:17,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:17,577 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:19,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:19,034 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-02-10 23:33:19,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:19,035 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:19,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:19,047 INFO L225 Difference]: With dead ends: 9204 [2022-02-10 23:33:19,048 INFO L226 Difference]: Without dead ends: 9204 [2022-02-10 23:33:19,048 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:19,048 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1377 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1631 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 2128 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:19,048 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1377 Valid, 2128 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1631 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:19,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-02-10 23:33:19,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6874. [2022-02-10 23:33:19,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6874 states, 6870 states have (on average 2.7659388646288208) internal successors, (19002), 6873 states have internal predecessors, (19002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:19,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6874 states to 6874 states and 19002 transitions. [2022-02-10 23:33:19,167 INFO L78 Accepts]: Start accepts. Automaton has 6874 states and 19002 transitions. Word has length 98 [2022-02-10 23:33:19,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:19,167 INFO L470 AbstractCegarLoop]: Abstraction has 6874 states and 19002 transitions. [2022-02-10 23:33:19,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 6874 states and 19002 transitions. [2022-02-10 23:33:19,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:19,172 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:19,172 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:19,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-10 23:33:19,173 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:19,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:19,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1644317819, now seen corresponding path program 22 times [2022-02-10 23:33:19,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:19,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605124567] [2022-02-10 23:33:19,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:19,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:19,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:19,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:19,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:19,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605124567] [2022-02-10 23:33:19,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605124567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:19,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:19,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:19,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213995526] [2022-02-10 23:33:19,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:19,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:19,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:19,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:19,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:19,541 INFO L87 Difference]: Start difference. First operand 6874 states and 19002 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:20,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:20,726 INFO L93 Difference]: Finished difference Result 8313 states and 22517 transitions. [2022-02-10 23:33:20,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:33:20,727 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:20,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:20,741 INFO L225 Difference]: With dead ends: 8313 [2022-02-10 23:33:20,741 INFO L226 Difference]: Without dead ends: 8313 [2022-02-10 23:33:20,741 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:33:20,742 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1433 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 1013 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 1329 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1013 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:20,742 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 1329 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1013 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:20,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8313 states. [2022-02-10 23:33:20,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8313 to 6916. [2022-02-10 23:33:20,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:33:20,853 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:33:20,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:20,853 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:33:20,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:33:20,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:20,859 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:20,859 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:20,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-10 23:33:20,860 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:20,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:20,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1939101473, now seen corresponding path program 23 times [2022-02-10 23:33:20,860 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:20,860 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883049209] [2022-02-10 23:33:20,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:20,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:21,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:21,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:21,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883049209] [2022-02-10 23:33:21,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883049209] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:21,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:21,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:21,263 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599399637] [2022-02-10 23:33:21,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:21,263 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:21,263 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:21,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:21,263 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:21,263 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:22,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:22,682 INFO L93 Difference]: Finished difference Result 8777 states and 23787 transitions. [2022-02-10 23:33:22,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:22,682 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:22,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:22,697 INFO L225 Difference]: With dead ends: 8777 [2022-02-10 23:33:22,697 INFO L226 Difference]: Without dead ends: 8777 [2022-02-10 23:33:22,702 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:22,702 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1295 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1469 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 1970 SdHoareTripleChecker+Invalid, 1619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:22,702 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 1970 Invalid, 1619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1469 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:22,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8777 states. [2022-02-10 23:33:22,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8777 to 6958. [2022-02-10 23:33:22,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:22,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:33:22,819 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:33:22,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:22,819 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:33:22,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:22,819 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:33:22,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:22,825 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:22,825 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:22,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-10 23:33:22,825 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:22,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:22,825 INFO L85 PathProgramCache]: Analyzing trace with hash 83989187, now seen corresponding path program 24 times [2022-02-10 23:33:22,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:22,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951159262] [2022-02-10 23:33:22,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:22,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:23,240 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:23,240 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951159262] [2022-02-10 23:33:23,240 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951159262] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:23,240 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:23,240 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:23,240 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355160584] [2022-02-10 23:33:23,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:23,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:23,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:23,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:23,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:23,241 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:24,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:24,601 INFO L93 Difference]: Finished difference Result 8689 states and 23552 transitions. [2022-02-10 23:33:24,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:24,602 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:24,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:24,616 INFO L225 Difference]: With dead ends: 8689 [2022-02-10 23:33:24,616 INFO L226 Difference]: Without dead ends: 8689 [2022-02-10 23:33:24,616 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:24,616 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1294 mSDsluCounter, 1484 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:24,616 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 1790 Invalid, 1494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:24,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8689 states. [2022-02-10 23:33:24,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8689 to 6979. [2022-02-10 23:33:24,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:24,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-02-10 23:33:24,730 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-02-10 23:33:24,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:24,730 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-02-10 23:33:24,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:24,730 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-02-10 23:33:24,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:24,736 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:24,736 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:24,736 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-10 23:33:24,736 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:24,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:24,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1136803127, now seen corresponding path program 25 times [2022-02-10 23:33:24,736 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:24,737 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479378627] [2022-02-10 23:33:24,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:24,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:24,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:25,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:25,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:25,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479378627] [2022-02-10 23:33:25,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479378627] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:25,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:25,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:25,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226791350] [2022-02-10 23:33:25,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:25,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:25,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:25,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:25,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:25,258 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:26,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:26,657 INFO L93 Difference]: Finished difference Result 8558 states and 23239 transitions. [2022-02-10 23:33:26,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:26,657 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:26,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:26,670 INFO L225 Difference]: With dead ends: 8558 [2022-02-10 23:33:26,670 INFO L226 Difference]: Without dead ends: 8558 [2022-02-10 23:33:26,670 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:26,670 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1363 mSDsluCounter, 1522 mSDsCounter, 0 mSdLazyCounter, 1387 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1363 SdHoareTripleChecker+Valid, 1841 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:26,670 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1363 Valid, 1841 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1387 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:26,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2022-02-10 23:33:26,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 6916. [2022-02-10 23:33:26,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:33:26,772 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:33:26,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:26,772 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:33:26,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:33:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:26,777 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:26,777 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:26,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-10 23:33:26,777 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:26,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:26,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1269267501, now seen corresponding path program 26 times [2022-02-10 23:33:26,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:26,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903288220] [2022-02-10 23:33:26,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:26,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:27,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:27,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:27,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903288220] [2022-02-10 23:33:27,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903288220] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:27,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:27,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:27,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278791461] [2022-02-10 23:33:27,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:27,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:27,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:27,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:27,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:27,284 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:28,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:28,996 INFO L93 Difference]: Finished difference Result 9183 states and 24983 transitions. [2022-02-10 23:33:28,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:28,996 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:28,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:29,010 INFO L225 Difference]: With dead ends: 9183 [2022-02-10 23:33:29,011 INFO L226 Difference]: Without dead ends: 9183 [2022-02-10 23:33:29,011 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:29,011 INFO L934 BasicCegarLoop]: 351 mSDtfsCounter, 1413 mSDsluCounter, 1821 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:29,011 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 2133 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:29,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9183 states. [2022-02-10 23:33:29,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9183 to 7021. [2022-02-10 23:33:29,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:29,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-02-10 23:33:29,130 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-02-10 23:33:29,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:29,130 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-02-10 23:33:29,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:29,130 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-02-10 23:33:29,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:29,136 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:29,136 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:29,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-10 23:33:29,136 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:29,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:29,136 INFO L85 PathProgramCache]: Analyzing trace with hash 1870374291, now seen corresponding path program 27 times [2022-02-10 23:33:29,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:29,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199905901] [2022-02-10 23:33:29,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:29,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:29,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:29,485 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:29,485 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199905901] [2022-02-10 23:33:29,485 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199905901] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:29,485 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:29,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:29,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865150212] [2022-02-10 23:33:29,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:29,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:29,486 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:29,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:29,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:29,486 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:31,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:31,146 INFO L93 Difference]: Finished difference Result 9349 states and 25402 transitions. [2022-02-10 23:33:31,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:31,146 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:31,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:31,160 INFO L225 Difference]: With dead ends: 9349 [2022-02-10 23:33:31,160 INFO L226 Difference]: Without dead ends: 9349 [2022-02-10 23:33:31,160 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:31,161 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1200 mSDsluCounter, 2478 mSDsCounter, 0 mSdLazyCounter, 2118 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1200 SdHoareTripleChecker+Valid, 2772 SdHoareTripleChecker+Invalid, 2243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 2118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:31,161 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1200 Valid, 2772 Invalid, 2243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 2118 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:33:31,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9349 states. [2022-02-10 23:33:31,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9349 to 7042. [2022-02-10 23:33:31,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:31,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-02-10 23:33:31,280 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-02-10 23:33:31,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:31,280 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-02-10 23:33:31,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:31,281 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-02-10 23:33:31,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:31,286 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:31,286 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:31,286 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-10 23:33:31,287 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:31,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:31,287 INFO L85 PathProgramCache]: Analyzing trace with hash -1371779065, now seen corresponding path program 28 times [2022-02-10 23:33:31,287 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:31,287 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190817862] [2022-02-10 23:33:31,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:31,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:31,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:31,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:31,694 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:31,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190817862] [2022-02-10 23:33:31,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [190817862] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:31,694 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:31,694 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:31,694 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733213269] [2022-02-10 23:33:31,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:31,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:31,695 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:31,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:31,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:31,695 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:32,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:32,973 INFO L93 Difference]: Finished difference Result 9405 states and 25566 transitions. [2022-02-10 23:33:32,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:32,973 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:32,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:32,987 INFO L225 Difference]: With dead ends: 9405 [2022-02-10 23:33:32,987 INFO L226 Difference]: Without dead ends: 9405 [2022-02-10 23:33:32,987 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:32,987 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1382 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1382 SdHoareTripleChecker+Valid, 2030 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:32,987 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1382 Valid, 2030 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:33:32,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9405 states. [2022-02-10 23:33:33,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9405 to 7000. [2022-02-10 23:33:33,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:33,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-02-10 23:33:33,093 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-02-10 23:33:33,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:33,093 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-02-10 23:33:33,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-02-10 23:33:33,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:33,099 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:33,099 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:33,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-10 23:33:33,099 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:33,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:33,099 INFO L85 PathProgramCache]: Analyzing trace with hash 617638403, now seen corresponding path program 29 times [2022-02-10 23:33:33,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:33,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591596262] [2022-02-10 23:33:33,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:33,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:33,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:33,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:33,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:33,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591596262] [2022-02-10 23:33:33,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591596262] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:33,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:33,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:33,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875811834] [2022-02-10 23:33:33,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:33,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:33,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:33,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:33,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:33,415 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:34,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:34,583 INFO L93 Difference]: Finished difference Result 9001 states and 24449 transitions. [2022-02-10 23:33:34,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:33:34,584 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:34,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:34,598 INFO L225 Difference]: With dead ends: 9001 [2022-02-10 23:33:34,598 INFO L226 Difference]: Without dead ends: 9001 [2022-02-10 23:33:34,599 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:33:34,599 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1222 mSDsluCounter, 1603 mSDsCounter, 0 mSdLazyCounter, 1424 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1222 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1424 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:34,599 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1222 Valid, 1898 Invalid, 1560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1424 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:34,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9001 states. [2022-02-10 23:33:34,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9001 to 7042. [2022-02-10 23:33:34,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7042 states, 7038 states have (on average 2.7703893151463483) internal successors, (19498), 7041 states have internal predecessors, (19498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:34,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7042 states to 7042 states and 19498 transitions. [2022-02-10 23:33:34,696 INFO L78 Accepts]: Start accepts. Automaton has 7042 states and 19498 transitions. Word has length 98 [2022-02-10 23:33:34,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:34,697 INFO L470 AbstractCegarLoop]: Abstraction has 7042 states and 19498 transitions. [2022-02-10 23:33:34,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 7042 states and 19498 transitions. [2022-02-10 23:33:34,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:34,702 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:34,703 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:34,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-10 23:33:34,703 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:34,703 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:34,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1963742355, now seen corresponding path program 30 times [2022-02-10 23:33:34,703 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:34,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523206414] [2022-02-10 23:33:34,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:34,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:35,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:35,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:35,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523206414] [2022-02-10 23:33:35,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523206414] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:35,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:35,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:35,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079366603] [2022-02-10 23:33:35,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:35,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:35,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:35,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:35,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:35,087 INFO L87 Difference]: Start difference. First operand 7042 states and 19498 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:36,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:36,787 INFO L93 Difference]: Finished difference Result 9335 states and 25360 transitions. [2022-02-10 23:33:36,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:36,787 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:36,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:36,803 INFO L225 Difference]: With dead ends: 9335 [2022-02-10 23:33:36,803 INFO L226 Difference]: Without dead ends: 9335 [2022-02-10 23:33:36,803 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:36,803 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1070 mSDsluCounter, 2179 mSDsCounter, 0 mSdLazyCounter, 1903 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 2482 SdHoareTripleChecker+Invalid, 2030 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:36,803 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 2482 Invalid, 2030 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1903 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:33:36,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9335 states. [2022-02-10 23:33:36,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9335 to 7063. [2022-02-10 23:33:36,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7063 states, 7059 states have (on average 2.7709307267318315) internal successors, (19560), 7062 states have internal predecessors, (19560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:36,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7063 states to 7063 states and 19560 transitions. [2022-02-10 23:33:36,927 INFO L78 Accepts]: Start accepts. Automaton has 7063 states and 19560 transitions. Word has length 98 [2022-02-10 23:33:36,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:36,928 INFO L470 AbstractCegarLoop]: Abstraction has 7063 states and 19560 transitions. [2022-02-10 23:33:36,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:36,928 INFO L276 IsEmpty]: Start isEmpty. Operand 7063 states and 19560 transitions. [2022-02-10 23:33:36,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:36,934 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:36,934 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:36,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-10 23:33:36,934 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:36,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:36,934 INFO L85 PathProgramCache]: Analyzing trace with hash -910928415, now seen corresponding path program 31 times [2022-02-10 23:33:36,934 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:36,934 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433137139] [2022-02-10 23:33:36,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:36,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:37,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:37,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:37,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433137139] [2022-02-10 23:33:37,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433137139] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:37,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:37,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:37,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327158426] [2022-02-10 23:33:37,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:37,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:37,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:37,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:37,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:37,422 INFO L87 Difference]: Start difference. First operand 7063 states and 19560 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:39,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:39,008 INFO L93 Difference]: Finished difference Result 9204 states and 25047 transitions. [2022-02-10 23:33:39,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:39,008 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:39,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:39,022 INFO L225 Difference]: With dead ends: 9204 [2022-02-10 23:33:39,023 INFO L226 Difference]: Without dead ends: 9204 [2022-02-10 23:33:39,023 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:39,023 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1399 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1662 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 2133 SdHoareTripleChecker+Invalid, 1804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:39,023 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 2133 Invalid, 1804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1662 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:39,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9204 states. [2022-02-10 23:33:39,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9204 to 6958. [2022-02-10 23:33:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6958 states, 6954 states have (on average 2.7681909692263447) internal successors, (19250), 6957 states have internal predecessors, (19250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:39,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6958 states to 6958 states and 19250 transitions. [2022-02-10 23:33:39,138 INFO L78 Accepts]: Start accepts. Automaton has 6958 states and 19250 transitions. Word has length 98 [2022-02-10 23:33:39,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:39,139 INFO L470 AbstractCegarLoop]: Abstraction has 6958 states and 19250 transitions. [2022-02-10 23:33:39,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:39,139 INFO L276 IsEmpty]: Start isEmpty. Operand 6958 states and 19250 transitions. [2022-02-10 23:33:39,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:39,144 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:39,144 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:39,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-10 23:33:39,144 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:39,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:39,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1609548597, now seen corresponding path program 32 times [2022-02-10 23:33:39,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:39,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106562497] [2022-02-10 23:33:39,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:39,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:39,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:39,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:39,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:39,708 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106562497] [2022-02-10 23:33:39,708 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106562497] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:39,708 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:39,708 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:39,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050672777] [2022-02-10 23:33:39,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:39,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:39,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:39,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:39,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:39,709 INFO L87 Difference]: Start difference. First operand 6958 states and 19250 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:41,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:41,535 INFO L93 Difference]: Finished difference Result 8969 states and 24376 transitions. [2022-02-10 23:33:41,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:41,535 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:41,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:41,548 INFO L225 Difference]: With dead ends: 8969 [2022-02-10 23:33:41,548 INFO L226 Difference]: Without dead ends: 8969 [2022-02-10 23:33:41,549 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:41,549 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1385 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 2417 SdHoareTripleChecker+Invalid, 2070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:41,549 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1385 Valid, 2417 Invalid, 2070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:33:41,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8969 states. [2022-02-10 23:33:41,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8969 to 7000. [2022-02-10 23:33:41,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7000 states, 6996 states have (on average 2.769296740994854) internal successors, (19374), 6999 states have internal predecessors, (19374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:41,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7000 states to 7000 states and 19374 transitions. [2022-02-10 23:33:41,709 INFO L78 Accepts]: Start accepts. Automaton has 7000 states and 19374 transitions. Word has length 98 [2022-02-10 23:33:41,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:41,710 INFO L470 AbstractCegarLoop]: Abstraction has 7000 states and 19374 transitions. [2022-02-10 23:33:41,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 7000 states and 19374 transitions. [2022-02-10 23:33:41,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:41,714 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:41,714 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:41,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-10 23:33:41,715 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:41,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:41,717 INFO L85 PathProgramCache]: Analyzing trace with hash 454223093, now seen corresponding path program 33 times [2022-02-10 23:33:41,717 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:41,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890843296] [2022-02-10 23:33:41,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:42,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:42,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:42,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890843296] [2022-02-10 23:33:42,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890843296] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:42,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:42,112 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:42,112 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702160966] [2022-02-10 23:33:42,112 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:42,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:42,112 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:42,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:42,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:42,112 INFO L87 Difference]: Start difference. First operand 7000 states and 19374 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:43,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:43,531 INFO L93 Difference]: Finished difference Result 8766 states and 23780 transitions. [2022-02-10 23:33:43,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:43,531 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:43,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:43,545 INFO L225 Difference]: With dead ends: 8766 [2022-02-10 23:33:43,545 INFO L226 Difference]: Without dead ends: 8766 [2022-02-10 23:33:43,547 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:43,547 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1220 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 1786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:43,548 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2154 Invalid, 1786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1654 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:43,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8766 states. [2022-02-10 23:33:43,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8766 to 7021. [2022-02-10 23:33:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7021 states, 7017 states have (on average 2.7698446629613795) internal successors, (19436), 7020 states have internal predecessors, (19436), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 7021 states and 19436 transitions. [2022-02-10 23:33:43,649 INFO L78 Accepts]: Start accepts. Automaton has 7021 states and 19436 transitions. Word has length 98 [2022-02-10 23:33:43,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:43,649 INFO L470 AbstractCegarLoop]: Abstraction has 7021 states and 19436 transitions. [2022-02-10 23:33:43,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 7021 states and 19436 transitions. [2022-02-10 23:33:43,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:43,654 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:43,654 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:43,654 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-10 23:33:43,655 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:43,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:43,655 INFO L85 PathProgramCache]: Analyzing trace with hash 1507037033, now seen corresponding path program 34 times [2022-02-10 23:33:43,655 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:43,655 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556972121] [2022-02-10 23:33:43,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:43,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:43,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:44,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:44,049 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:44,049 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556972121] [2022-02-10 23:33:44,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556972121] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:44,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:44,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:44,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050811672] [2022-02-10 23:33:44,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:44,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:44,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:44,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:44,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:44,050 INFO L87 Difference]: Start difference. First operand 7021 states and 19436 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:45,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:45,550 INFO L93 Difference]: Finished difference Result 8948 states and 24316 transitions. [2022-02-10 23:33:45,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:45,550 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:45,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:45,562 INFO L225 Difference]: With dead ends: 8948 [2022-02-10 23:33:45,563 INFO L226 Difference]: Without dead ends: 8948 [2022-02-10 23:33:45,563 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:45,563 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1075 mSDsluCounter, 1862 mSDsCounter, 0 mSdLazyCounter, 1653 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 2174 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 1653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:45,563 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1075 Valid, 2174 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 1653 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:45,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8948 states. [2022-02-10 23:33:45,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8948 to 6979. [2022-02-10 23:33:45,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6979 states, 6975 states have (on average 2.7687455197132618) internal successors, (19312), 6978 states have internal predecessors, (19312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:45,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6979 states to 6979 states and 19312 transitions. [2022-02-10 23:33:45,658 INFO L78 Accepts]: Start accepts. Automaton has 6979 states and 19312 transitions. Word has length 98 [2022-02-10 23:33:45,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:45,658 INFO L470 AbstractCegarLoop]: Abstraction has 6979 states and 19312 transitions. [2022-02-10 23:33:45,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:45,658 INFO L276 IsEmpty]: Start isEmpty. Operand 6979 states and 19312 transitions. [2022-02-10 23:33:45,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:45,663 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:45,663 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:45,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-10 23:33:45,663 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:45,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:45,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1583128249, now seen corresponding path program 35 times [2022-02-10 23:33:45,664 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:45,664 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098744137] [2022-02-10 23:33:45,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:45,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:45,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:46,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:46,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:46,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098744137] [2022-02-10 23:33:46,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098744137] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:46,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:46,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:46,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1323875682] [2022-02-10 23:33:46,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:46,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:46,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:46,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:46,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:46,261 INFO L87 Difference]: Start difference. First operand 6979 states and 19312 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:47,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:47,719 INFO L93 Difference]: Finished difference Result 8544 states and 23195 transitions. [2022-02-10 23:33:47,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:47,719 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:47,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:47,731 INFO L225 Difference]: With dead ends: 8544 [2022-02-10 23:33:47,731 INFO L226 Difference]: Without dead ends: 8544 [2022-02-10 23:33:47,731 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:47,733 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1358 mSDsluCounter, 1852 mSDsCounter, 0 mSdLazyCounter, 1711 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 2158 SdHoareTripleChecker+Invalid, 1855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1711 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:47,733 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 2158 Invalid, 1855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1711 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:47,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8544 states. [2022-02-10 23:33:47,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8544 to 6916. [2022-02-10 23:33:47,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6916 states, 6912 states have (on average 2.767071759259259) internal successors, (19126), 6915 states have internal predecessors, (19126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:47,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6916 states to 6916 states and 19126 transitions. [2022-02-10 23:33:47,824 INFO L78 Accepts]: Start accepts. Automaton has 6916 states and 19126 transitions. Word has length 98 [2022-02-10 23:33:47,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:47,825 INFO L470 AbstractCegarLoop]: Abstraction has 6916 states and 19126 transitions. [2022-02-10 23:33:47,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:47,825 INFO L276 IsEmpty]: Start isEmpty. Operand 6916 states and 19126 transitions. [2022-02-10 23:33:47,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:47,830 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:47,830 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:47,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-10 23:33:47,830 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:47,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:47,830 INFO L85 PathProgramCache]: Analyzing trace with hash 26231449, now seen corresponding path program 56 times [2022-02-10 23:33:47,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:47,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523545961] [2022-02-10 23:33:47,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:47,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:47,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:48,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:48,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:48,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523545961] [2022-02-10 23:33:48,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523545961] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:48,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:48,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:48,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168395586] [2022-02-10 23:33:48,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:48,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:48,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:48,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:48,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:48,161 INFO L87 Difference]: Start difference. First operand 6916 states and 19126 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:49,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:49,736 INFO L93 Difference]: Finished difference Result 8282 states and 22466 transitions. [2022-02-10 23:33:49,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:33:49,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:49,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:49,748 INFO L225 Difference]: With dead ends: 8282 [2022-02-10 23:33:49,748 INFO L226 Difference]: Without dead ends: 8282 [2022-02-10 23:33:49,749 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:33:49,749 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 1053 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 1404 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1053 SdHoareTripleChecker+Valid, 1904 SdHoareTripleChecker+Invalid, 1585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:49,749 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1053 Valid, 1904 Invalid, 1585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1404 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:49,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8282 states. [2022-02-10 23:33:49,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8282 to 7067. [2022-02-10 23:33:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7067 states, 7063 states have (on average 2.7710604558969276) internal successors, (19572), 7066 states have internal predecessors, (19572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 7067 states and 19572 transitions. [2022-02-10 23:33:49,850 INFO L78 Accepts]: Start accepts. Automaton has 7067 states and 19572 transitions. Word has length 98 [2022-02-10 23:33:49,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:49,851 INFO L470 AbstractCegarLoop]: Abstraction has 7067 states and 19572 transitions. [2022-02-10 23:33:49,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:49,851 INFO L276 IsEmpty]: Start isEmpty. Operand 7067 states and 19572 transitions. [2022-02-10 23:33:49,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:49,856 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:49,856 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:49,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-10 23:33:49,856 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:49,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:49,856 INFO L85 PathProgramCache]: Analyzing trace with hash 22944829, now seen corresponding path program 57 times [2022-02-10 23:33:49,857 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:49,857 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956407461] [2022-02-10 23:33:49,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:49,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:50,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:50,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:50,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956407461] [2022-02-10 23:33:50,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956407461] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:50,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:50,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:50,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000178203] [2022-02-10 23:33:50,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:50,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:50,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:50,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:50,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:50,236 INFO L87 Difference]: Start difference. First operand 7067 states and 19572 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:52,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:52,209 INFO L93 Difference]: Finished difference Result 8310 states and 22548 transitions. [2022-02-10 23:33:52,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:33:52,209 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:52,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:52,220 INFO L225 Difference]: With dead ends: 8310 [2022-02-10 23:33:52,220 INFO L226 Difference]: Without dead ends: 8310 [2022-02-10 23:33:52,221 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:33:52,221 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 990 mSDsluCounter, 2314 mSDsCounter, 0 mSdLazyCounter, 1963 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 990 SdHoareTripleChecker+Valid, 2664 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:52,221 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [990 Valid, 2664 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1963 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:33:52,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8310 states. [2022-02-10 23:33:52,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8310 to 7216. [2022-02-10 23:33:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7216 states, 7212 states have (on average 2.774819744869662) internal successors, (20012), 7215 states have internal predecessors, (20012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7216 states to 7216 states and 20012 transitions. [2022-02-10 23:33:52,309 INFO L78 Accepts]: Start accepts. Automaton has 7216 states and 20012 transitions. Word has length 98 [2022-02-10 23:33:52,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:52,309 INFO L470 AbstractCegarLoop]: Abstraction has 7216 states and 20012 transitions. [2022-02-10 23:33:52,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 7216 states and 20012 transitions. [2022-02-10 23:33:52,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:52,314 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:52,314 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:52,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-10 23:33:52,314 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:52,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:52,315 INFO L85 PathProgramCache]: Analyzing trace with hash 22920649, now seen corresponding path program 58 times [2022-02-10 23:33:52,315 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:52,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [903293345] [2022-02-10 23:33:52,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:52,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:52,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:52,881 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:52,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [903293345] [2022-02-10 23:33:52,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [903293345] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:52,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:52,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:52,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [853892077] [2022-02-10 23:33:52,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:52,882 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:52,882 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:52,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:52,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:52,882 INFO L87 Difference]: Start difference. First operand 7216 states and 20012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:54,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:54,401 INFO L93 Difference]: Finished difference Result 8436 states and 22948 transitions. [2022-02-10 23:33:54,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:54,401 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:54,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:54,413 INFO L225 Difference]: With dead ends: 8436 [2022-02-10 23:33:54,413 INFO L226 Difference]: Without dead ends: 8436 [2022-02-10 23:33:54,414 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:54,414 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1094 mSDsluCounter, 1602 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1614 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:54,414 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1896 Invalid, 1614 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:33:54,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8436 states. [2022-02-10 23:33:54,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8436 to 7153. [2022-02-10 23:33:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:54,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-02-10 23:33:54,515 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-02-10 23:33:54,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:54,515 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-02-10 23:33:54,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:54,516 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-02-10 23:33:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:54,521 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:54,521 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:54,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-10 23:33:54,521 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:54,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:54,522 INFO L85 PathProgramCache]: Analyzing trace with hash 524775897, now seen corresponding path program 59 times [2022-02-10 23:33:54,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:54,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920176102] [2022-02-10 23:33:54,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:54,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:54,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:54,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:54,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920176102] [2022-02-10 23:33:54,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920176102] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:54,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:54,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:54,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754946140] [2022-02-10 23:33:54,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:54,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:54,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:54,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:54,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:54,918 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:56,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:56,137 INFO L93 Difference]: Finished difference Result 8513 states and 23137 transitions. [2022-02-10 23:33:56,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:33:56,137 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:56,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:56,150 INFO L225 Difference]: With dead ends: 8513 [2022-02-10 23:33:56,150 INFO L226 Difference]: Without dead ends: 8513 [2022-02-10 23:33:56,150 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:33:56,150 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 920 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1327 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1447 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1327 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:56,150 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 1770 Invalid, 1447 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1327 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:33:56,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8513 states. [2022-02-10 23:33:56,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8513 to 7174. [2022-02-10 23:33:56,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:56,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-02-10 23:33:56,248 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-02-10 23:33:56,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:56,248 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-02-10 23:33:56,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-02-10 23:33:56,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:56,255 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:56,255 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:56,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-10 23:33:56,255 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:56,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:56,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1134299757, now seen corresponding path program 60 times [2022-02-10 23:33:56,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:56,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628339690] [2022-02-10 23:33:56,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:56,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:56,798 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:56,798 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628339690] [2022-02-10 23:33:56,798 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628339690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:56,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:56,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:56,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [908368359] [2022-02-10 23:33:56,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:56,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:56,799 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:56,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:56,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:56,799 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:58,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:33:58,206 INFO L93 Difference]: Finished difference Result 8569 states and 23301 transitions. [2022-02-10 23:33:58,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:33:58,207 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:33:58,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:33:58,221 INFO L225 Difference]: With dead ends: 8569 [2022-02-10 23:33:58,221 INFO L226 Difference]: Without dead ends: 8569 [2022-02-10 23:33:58,221 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:33:58,221 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 1129 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1485 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1485 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:33:58,221 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 1930 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1485 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:33:58,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8569 states. [2022-02-10 23:33:58,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8569 to 7132. [2022-02-10 23:33:58,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7132 states, 7128 states have (on average 2.772727272727273) internal successors, (19764), 7131 states have internal predecessors, (19764), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7132 states to 7132 states and 19764 transitions. [2022-02-10 23:33:58,313 INFO L78 Accepts]: Start accepts. Automaton has 7132 states and 19764 transitions. Word has length 98 [2022-02-10 23:33:58,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:33:58,313 INFO L470 AbstractCegarLoop]: Abstraction has 7132 states and 19764 transitions. [2022-02-10 23:33:58,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:33:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 7132 states and 19764 transitions. [2022-02-10 23:33:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:33:58,318 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:33:58,318 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:33:58,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-10 23:33:58,318 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:33:58,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:33:58,318 INFO L85 PathProgramCache]: Analyzing trace with hash 929135177, now seen corresponding path program 61 times [2022-02-10 23:33:58,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:33:58,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483274436] [2022-02-10 23:33:58,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:33:58,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:33:58,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:33:58,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:33:58,791 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:33:58,791 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483274436] [2022-02-10 23:33:58,791 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483274436] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:33:58,791 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:33:58,791 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:33:58,791 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808559272] [2022-02-10 23:33:58,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:33:58,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:33:58,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:33:58,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:33:58,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:33:58,792 INFO L87 Difference]: Start difference. First operand 7132 states and 19764 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:00,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:00,398 INFO L93 Difference]: Finished difference Result 8674 states and 23598 transitions. [2022-02-10 23:34:00,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:00,398 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:00,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:00,411 INFO L225 Difference]: With dead ends: 8674 [2022-02-10 23:34:00,411 INFO L226 Difference]: Without dead ends: 8674 [2022-02-10 23:34:00,411 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=307, Invalid=685, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:00,411 INFO L934 BasicCegarLoop]: 297 mSDtfsCounter, 1296 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1296 SdHoareTripleChecker+Valid, 2265 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:00,411 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1296 Valid, 2265 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:00,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8674 states. [2022-02-10 23:34:00,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8674 to 7174. [2022-02-10 23:34:00,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:00,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-02-10 23:34:00,505 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-02-10 23:34:00,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:00,506 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-02-10 23:34:00,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:00,506 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-02-10 23:34:00,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:00,511 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:00,511 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:00,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-10 23:34:00,511 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:00,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:00,511 INFO L85 PathProgramCache]: Analyzing trace with hash 1785631123, now seen corresponding path program 62 times [2022-02-10 23:34:00,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:00,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628764333] [2022-02-10 23:34:00,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:00,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:00,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:00,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:00,905 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628764333] [2022-02-10 23:34:00,905 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628764333] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:00,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:00,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:00,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286440002] [2022-02-10 23:34:00,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:00,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:00,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:00,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:00,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:00,906 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:02,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:02,646 INFO L93 Difference]: Finished difference Result 8807 states and 23947 transitions. [2022-02-10 23:34:02,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:02,646 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:02,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:02,661 INFO L225 Difference]: With dead ends: 8807 [2022-02-10 23:34:02,661 INFO L226 Difference]: Without dead ends: 8807 [2022-02-10 23:34:02,662 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:02,662 INFO L934 BasicCegarLoop]: 309 mSDtfsCounter, 1167 mSDsluCounter, 1995 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:02,662 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2282 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:02,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8807 states. [2022-02-10 23:34:02,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8807 to 7195. [2022-02-10 23:34:02,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7195 states, 7191 states have (on average 2.7743012098456403) internal successors, (19950), 7194 states have internal predecessors, (19950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:02,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7195 states to 7195 states and 19950 transitions. [2022-02-10 23:34:02,772 INFO L78 Accepts]: Start accepts. Automaton has 7195 states and 19950 transitions. Word has length 98 [2022-02-10 23:34:02,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:02,772 INFO L470 AbstractCegarLoop]: Abstraction has 7195 states and 19950 transitions. [2022-02-10 23:34:02,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:02,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7195 states and 19950 transitions. [2022-02-10 23:34:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:02,778 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:02,778 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:02,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-10 23:34:02,778 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:02,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:02,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1899812313, now seen corresponding path program 63 times [2022-02-10 23:34:02,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:02,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680305395] [2022-02-10 23:34:02,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:02,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:03,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:03,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:03,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680305395] [2022-02-10 23:34:03,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680305395] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:03,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:03,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:03,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320074037] [2022-02-10 23:34:03,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:03,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:03,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:03,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:03,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:03,282 INFO L87 Difference]: Start difference. First operand 7195 states and 19950 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:05,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:05,044 INFO L93 Difference]: Finished difference Result 8709 states and 23700 transitions. [2022-02-10 23:34:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:05,045 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:05,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:05,059 INFO L225 Difference]: With dead ends: 8709 [2022-02-10 23:34:05,059 INFO L226 Difference]: Without dead ends: 8709 [2022-02-10 23:34:05,059 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:05,059 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 1081 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1778 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 1905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1778 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:05,059 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2240 Invalid, 1905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1778 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:05,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8709 states. [2022-02-10 23:34:05,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8709 to 7090. [2022-02-10 23:34:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7090 states, 7086 states have (on average 2.7716624329664126) internal successors, (19640), 7089 states have internal predecessors, (19640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:05,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7090 states to 7090 states and 19640 transitions. [2022-02-10 23:34:05,216 INFO L78 Accepts]: Start accepts. Automaton has 7090 states and 19640 transitions. Word has length 98 [2022-02-10 23:34:05,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:05,216 INFO L470 AbstractCegarLoop]: Abstraction has 7090 states and 19640 transitions. [2022-02-10 23:34:05,216 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:05,217 INFO L276 IsEmpty]: Start isEmpty. Operand 7090 states and 19640 transitions. [2022-02-10 23:34:05,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:05,223 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:05,223 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:05,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-10 23:34:05,224 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:05,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:05,225 INFO L85 PathProgramCache]: Analyzing trace with hash 342943881, now seen corresponding path program 64 times [2022-02-10 23:34:05,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:05,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170972604] [2022-02-10 23:34:05,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:05,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:05,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:05,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:05,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:05,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170972604] [2022-02-10 23:34:05,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170972604] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:05,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:05,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:05,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829979438] [2022-02-10 23:34:05,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:05,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:05,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:05,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:05,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:05,590 INFO L87 Difference]: Start difference. First operand 7090 states and 19640 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:06,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:06,745 INFO L93 Difference]: Finished difference Result 8870 states and 24148 transitions. [2022-02-10 23:34:06,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:06,745 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:06,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:06,758 INFO L225 Difference]: With dead ends: 8870 [2022-02-10 23:34:06,758 INFO L226 Difference]: Without dead ends: 8870 [2022-02-10 23:34:06,758 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=286, Invalid=644, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:06,759 INFO L934 BasicCegarLoop]: 290 mSDtfsCounter, 1094 mSDsluCounter, 1309 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 1581 SdHoareTripleChecker+Invalid, 1302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:06,759 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1094 Valid, 1581 Invalid, 1302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:34:06,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8870 states. [2022-02-10 23:34:06,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8870 to 7111. [2022-02-10 23:34:06,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7111 states, 7107 states have (on average 2.7721964260588154) internal successors, (19702), 7110 states have internal predecessors, (19702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:06,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7111 states to 7111 states and 19702 transitions. [2022-02-10 23:34:06,867 INFO L78 Accepts]: Start accepts. Automaton has 7111 states and 19702 transitions. Word has length 98 [2022-02-10 23:34:06,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:06,868 INFO L470 AbstractCegarLoop]: Abstraction has 7111 states and 19702 transitions. [2022-02-10 23:34:06,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:06,868 INFO L276 IsEmpty]: Start isEmpty. Operand 7111 states and 19702 transitions. [2022-02-10 23:34:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:06,873 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:06,873 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:06,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-10 23:34:06,873 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:06,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:06,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1607389455, now seen corresponding path program 65 times [2022-02-10 23:34:06,873 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:06,873 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923299577] [2022-02-10 23:34:06,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:07,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:07,358 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:07,358 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923299577] [2022-02-10 23:34:07,358 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [923299577] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:07,358 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:07,358 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:07,358 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048448573] [2022-02-10 23:34:07,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:07,359 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:07,359 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:07,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:07,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:07,359 INFO L87 Difference]: Start difference. First operand 7111 states and 19702 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:08,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:08,561 INFO L93 Difference]: Finished difference Result 9038 states and 24586 transitions. [2022-02-10 23:34:08,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:08,561 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:08,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:08,574 INFO L225 Difference]: With dead ends: 9038 [2022-02-10 23:34:08,574 INFO L226 Difference]: Without dead ends: 9038 [2022-02-10 23:34:08,574 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:08,575 INFO L934 BasicCegarLoop]: 304 mSDtfsCounter, 1314 mSDsluCounter, 1311 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1314 SdHoareTripleChecker+Valid, 1600 SdHoareTripleChecker+Invalid, 1353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:08,575 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1314 Valid, 1600 Invalid, 1353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:34:08,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-02-10 23:34:08,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7153. [2022-02-10 23:34:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7153 states, 7149 states have (on average 2.7732550006993986) internal successors, (19826), 7152 states have internal predecessors, (19826), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7153 states to 7153 states and 19826 transitions. [2022-02-10 23:34:08,672 INFO L78 Accepts]: Start accepts. Automaton has 7153 states and 19826 transitions. Word has length 98 [2022-02-10 23:34:08,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:08,672 INFO L470 AbstractCegarLoop]: Abstraction has 7153 states and 19826 transitions. [2022-02-10 23:34:08,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:08,672 INFO L276 IsEmpty]: Start isEmpty. Operand 7153 states and 19826 transitions. [2022-02-10 23:34:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:08,677 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:08,677 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:08,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-10 23:34:08,677 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:08,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:08,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1904817999, now seen corresponding path program 66 times [2022-02-10 23:34:08,691 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:08,691 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305213725] [2022-02-10 23:34:08,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:08,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:08,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:09,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:09,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:09,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305213725] [2022-02-10 23:34:09,040 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305213725] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:09,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:09,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:09,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202661234] [2022-02-10 23:34:09,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:09,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:09,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:09,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:09,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:09,041 INFO L87 Difference]: Start difference. First operand 7153 states and 19826 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:10,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:10,583 INFO L93 Difference]: Finished difference Result 8961 states and 24373 transitions. [2022-02-10 23:34:10,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:10,584 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:10,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:10,599 INFO L225 Difference]: With dead ends: 8961 [2022-02-10 23:34:10,599 INFO L226 Difference]: Without dead ends: 8961 [2022-02-10 23:34:10,599 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:10,599 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 1300 mSDsluCounter, 1812 mSDsCounter, 0 mSdLazyCounter, 1595 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:10,599 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1300 Valid, 2106 Invalid, 1757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1595 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:10,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-02-10 23:34:10,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7174. [2022-02-10 23:34:10,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7174 states, 7170 states have (on average 2.773779637377964) internal successors, (19888), 7173 states have internal predecessors, (19888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:10,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7174 states to 7174 states and 19888 transitions. [2022-02-10 23:34:10,702 INFO L78 Accepts]: Start accepts. Automaton has 7174 states and 19888 transitions. Word has length 98 [2022-02-10 23:34:10,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:10,702 INFO L470 AbstractCegarLoop]: Abstraction has 7174 states and 19888 transitions. [2022-02-10 23:34:10,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:10,702 INFO L276 IsEmpty]: Start isEmpty. Operand 7174 states and 19888 transitions. [2022-02-10 23:34:10,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:10,708 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:10,708 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:10,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-10 23:34:10,708 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:10,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:10,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1295294139, now seen corresponding path program 67 times [2022-02-10 23:34:10,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:10,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1271654561] [2022-02-10 23:34:10,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:10,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:10,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:11,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:11,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1271654561] [2022-02-10 23:34:11,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1271654561] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:11,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:11,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:11,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747205024] [2022-02-10 23:34:11,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:11,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:11,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:11,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:11,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:11,051 INFO L87 Difference]: Start difference. First operand 7174 states and 19888 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:12,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:12,686 INFO L93 Difference]: Finished difference Result 8863 states and 24126 transitions. [2022-02-10 23:34:12,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:12,686 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:12,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:12,700 INFO L225 Difference]: With dead ends: 8863 [2022-02-10 23:34:12,700 INFO L226 Difference]: Without dead ends: 8863 [2022-02-10 23:34:12,700 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:12,700 INFO L934 BasicCegarLoop]: 322 mSDtfsCounter, 1271 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1663 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:12,700 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2079 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1663 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:12,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8863 states. [2022-02-10 23:34:12,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8863 to 7069. [2022-02-10 23:34:12,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7069 states, 7065 states have (on average 2.771125265392781) internal successors, (19578), 7068 states have internal predecessors, (19578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:12,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7069 states to 7069 states and 19578 transitions. [2022-02-10 23:34:12,813 INFO L78 Accepts]: Start accepts. Automaton has 7069 states and 19578 transitions. Word has length 98 [2022-02-10 23:34:12,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:12,813 INFO L470 AbstractCegarLoop]: Abstraction has 7069 states and 19578 transitions. [2022-02-10 23:34:12,813 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:12,813 INFO L276 IsEmpty]: Start isEmpty. Operand 7069 states and 19578 transitions. [2022-02-10 23:34:12,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:12,818 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:12,818 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:12,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-10 23:34:12,818 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:12,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:12,819 INFO L85 PathProgramCache]: Analyzing trace with hash -1169602535, now seen corresponding path program 36 times [2022-02-10 23:34:12,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:12,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956042078] [2022-02-10 23:34:12,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:12,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:13,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:13,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:13,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956042078] [2022-02-10 23:34:13,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956042078] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:13,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:13,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:13,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338946086] [2022-02-10 23:34:13,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:13,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:13,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:13,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:13,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:13,395 INFO L87 Difference]: Start difference. First operand 7069 states and 19578 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:14,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:14,767 INFO L93 Difference]: Finished difference Result 8696 states and 23626 transitions. [2022-02-10 23:34:14,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:14,767 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:14,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:14,779 INFO L225 Difference]: With dead ends: 8696 [2022-02-10 23:34:14,779 INFO L226 Difference]: Without dead ends: 8696 [2022-02-10 23:34:14,779 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:14,780 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1366 mSDsluCounter, 1609 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1366 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:14,780 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1366 Valid, 1922 Invalid, 1704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:34:14,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8696 states. [2022-02-10 23:34:14,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8696 to 7157. [2022-02-10 23:34:14,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7157 states, 7153 states have (on average 2.773381797847057) internal successors, (19838), 7156 states have internal predecessors, (19838), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:14,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7157 states to 7157 states and 19838 transitions. [2022-02-10 23:34:14,872 INFO L78 Accepts]: Start accepts. Automaton has 7157 states and 19838 transitions. Word has length 98 [2022-02-10 23:34:14,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:14,872 INFO L470 AbstractCegarLoop]: Abstraction has 7157 states and 19838 transitions. [2022-02-10 23:34:14,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:14,872 INFO L276 IsEmpty]: Start isEmpty. Operand 7157 states and 19838 transitions. [2022-02-10 23:34:14,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:14,877 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:14,877 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:14,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-10 23:34:14,878 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:14,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:14,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1970039257, now seen corresponding path program 37 times [2022-02-10 23:34:14,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:14,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825965829] [2022-02-10 23:34:14,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:14,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:14,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:15,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:15,169 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825965829] [2022-02-10 23:34:15,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825965829] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:15,169 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:15,169 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:15,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294335453] [2022-02-10 23:34:15,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:15,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:15,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:15,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:15,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:15,169 INFO L87 Difference]: Start difference. First operand 7157 states and 19838 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:16,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:16,851 INFO L93 Difference]: Finished difference Result 8890 states and 24129 transitions. [2022-02-10 23:34:16,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:16,852 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:16,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:16,864 INFO L225 Difference]: With dead ends: 8890 [2022-02-10 23:34:16,864 INFO L226 Difference]: Without dead ends: 8890 [2022-02-10 23:34:16,864 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:16,865 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1251 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1866 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1251 SdHoareTripleChecker+Valid, 2397 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:16,865 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1251 Valid, 2397 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1866 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:16,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8890 states. [2022-02-10 23:34:16,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8890 to 7185. [2022-02-10 23:34:16,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7185 states, 7181 states have (on average 2.774126166272107) internal successors, (19921), 7184 states have internal predecessors, (19921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:16,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7185 states to 7185 states and 19921 transitions. [2022-02-10 23:34:16,965 INFO L78 Accepts]: Start accepts. Automaton has 7185 states and 19921 transitions. Word has length 98 [2022-02-10 23:34:16,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:16,965 INFO L470 AbstractCegarLoop]: Abstraction has 7185 states and 19921 transitions. [2022-02-10 23:34:16,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:16,965 INFO L276 IsEmpty]: Start isEmpty. Operand 7185 states and 19921 transitions. [2022-02-10 23:34:16,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:16,971 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:16,971 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:16,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-10 23:34:16,971 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:16,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:16,972 INFO L85 PathProgramCache]: Analyzing trace with hash -1272114099, now seen corresponding path program 38 times [2022-02-10 23:34:16,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:16,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789603599] [2022-02-10 23:34:16,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:16,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:17,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:17,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:17,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:17,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789603599] [2022-02-10 23:34:17,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789603599] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:17,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:17,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:17,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711006556] [2022-02-10 23:34:17,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:17,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:17,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:17,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:17,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:17,460 INFO L87 Difference]: Start difference. First operand 7185 states and 19921 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:18,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:18,813 INFO L93 Difference]: Finished difference Result 8946 states and 24293 transitions. [2022-02-10 23:34:18,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:18,813 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:18,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:18,826 INFO L225 Difference]: With dead ends: 8946 [2022-02-10 23:34:18,826 INFO L226 Difference]: Without dead ends: 8946 [2022-02-10 23:34:18,827 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:18,827 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1277 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 2037 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:18,827 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 2037 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:34:18,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8946 states. [2022-02-10 23:34:18,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8946 to 7136. [2022-02-10 23:34:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7136 states, 7132 states have (on average 2.7728547392035896) internal successors, (19776), 7135 states have internal predecessors, (19776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:18,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7136 states to 7136 states and 19776 transitions. [2022-02-10 23:34:18,933 INFO L78 Accepts]: Start accepts. Automaton has 7136 states and 19776 transitions. Word has length 98 [2022-02-10 23:34:18,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:18,933 INFO L470 AbstractCegarLoop]: Abstraction has 7136 states and 19776 transitions. [2022-02-10 23:34:18,933 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:18,934 INFO L276 IsEmpty]: Start isEmpty. Operand 7136 states and 19776 transitions. [2022-02-10 23:34:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:18,939 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:18,939 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:18,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-10 23:34:18,939 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:18,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:18,940 INFO L85 PathProgramCache]: Analyzing trace with hash 717303369, now seen corresponding path program 39 times [2022-02-10 23:34:18,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:18,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189919581] [2022-02-10 23:34:18,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:18,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:19,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:19,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:19,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189919581] [2022-02-10 23:34:19,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189919581] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:19,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:19,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:19,239 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715719986] [2022-02-10 23:34:19,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:19,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:19,240 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:19,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:19,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:19,240 INFO L87 Difference]: Start difference. First operand 7136 states and 19776 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:20,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:20,202 INFO L93 Difference]: Finished difference Result 9083 states and 24675 transitions. [2022-02-10 23:34:20,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:20,202 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:20,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:20,216 INFO L225 Difference]: With dead ends: 9083 [2022-02-10 23:34:20,216 INFO L226 Difference]: Without dead ends: 9083 [2022-02-10 23:34:20,217 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:20,217 INFO L934 BasicCegarLoop]: 323 mSDtfsCounter, 970 mSDsluCounter, 1284 mSDsCounter, 0 mSdLazyCounter, 1192 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 970 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 1336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1192 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:20,217 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [970 Valid, 1582 Invalid, 1336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1192 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:34:20,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9083 states. [2022-02-10 23:34:20,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9083 to 7192. [2022-02-10 23:34:20,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7192 states, 7188 states have (on average 2.7743461324429606) internal successors, (19942), 7191 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:20,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7192 states to 7192 states and 19942 transitions. [2022-02-10 23:34:20,322 INFO L78 Accepts]: Start accepts. Automaton has 7192 states and 19942 transitions. Word has length 98 [2022-02-10 23:34:20,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:20,322 INFO L470 AbstractCegarLoop]: Abstraction has 7192 states and 19942 transitions. [2022-02-10 23:34:20,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:20,323 INFO L276 IsEmpty]: Start isEmpty. Operand 7192 states and 19942 transitions. [2022-02-10 23:34:20,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:20,328 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:20,328 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:20,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-10 23:34:20,328 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:20,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:20,328 INFO L85 PathProgramCache]: Analyzing trace with hash -1864077389, now seen corresponding path program 40 times [2022-02-10 23:34:20,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:20,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567521253] [2022-02-10 23:34:20,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:20,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:20,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:20,704 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:20,704 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567521253] [2022-02-10 23:34:20,704 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567521253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:20,704 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:20,704 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:20,704 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125671647] [2022-02-10 23:34:20,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:20,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:20,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:20,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:20,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:20,706 INFO L87 Difference]: Start difference. First operand 7192 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:22,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:22,270 INFO L93 Difference]: Finished difference Result 9249 states and 25090 transitions. [2022-02-10 23:34:22,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:22,270 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:22,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:22,283 INFO L225 Difference]: With dead ends: 9249 [2022-02-10 23:34:22,283 INFO L226 Difference]: Without dead ends: 9249 [2022-02-10 23:34:22,284 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:22,284 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1026 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1669 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1026 SdHoareTripleChecker+Valid, 2196 SdHoareTripleChecker+Invalid, 1845 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:22,284 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1026 Valid, 2196 Invalid, 1845 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1669 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:22,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9249 states. [2022-02-10 23:34:22,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9249 to 7220. [2022-02-10 23:34:22,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7220 states, 7216 states have (on average 2.775083148558758) internal successors, (20025), 7219 states have internal predecessors, (20025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7220 states to 7220 states and 20025 transitions. [2022-02-10 23:34:22,388 INFO L78 Accepts]: Start accepts. Automaton has 7220 states and 20025 transitions. Word has length 98 [2022-02-10 23:34:22,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:22,389 INFO L470 AbstractCegarLoop]: Abstraction has 7220 states and 20025 transitions. [2022-02-10 23:34:22,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:22,389 INFO L276 IsEmpty]: Start isEmpty. Operand 7220 states and 20025 transitions. [2022-02-10 23:34:22,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:22,394 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:22,394 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:22,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-10 23:34:22,394 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:22,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:22,395 INFO L85 PathProgramCache]: Analyzing trace with hash -811263449, now seen corresponding path program 41 times [2022-02-10 23:34:22,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:22,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122168871] [2022-02-10 23:34:22,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:22,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:22,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:22,848 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:22,848 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122168871] [2022-02-10 23:34:22,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122168871] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:22,848 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:22,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:22,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068090078] [2022-02-10 23:34:22,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:22,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:22,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:22,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:22,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:22,849 INFO L87 Difference]: Start difference. First operand 7220 states and 20025 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:24,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:24,477 INFO L93 Difference]: Finished difference Result 9118 states and 24777 transitions. [2022-02-10 23:34:24,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:24,477 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:24,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:24,491 INFO L225 Difference]: With dead ends: 9118 [2022-02-10 23:34:24,492 INFO L226 Difference]: Without dead ends: 9118 [2022-02-10 23:34:24,492 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:24,492 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1271 mSDsluCounter, 1748 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:24,492 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2065 Invalid, 1768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:34:24,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9118 states. [2022-02-10 23:34:24,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9118 to 7094. [2022-02-10 23:34:24,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7094 states, 7090 states have (on average 2.7717912552891395) internal successors, (19652), 7093 states have internal predecessors, (19652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7094 states to 7094 states and 19652 transitions. [2022-02-10 23:34:24,601 INFO L78 Accepts]: Start accepts. Automaton has 7094 states and 19652 transitions. Word has length 98 [2022-02-10 23:34:24,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:24,601 INFO L470 AbstractCegarLoop]: Abstraction has 7094 states and 19652 transitions. [2022-02-10 23:34:24,601 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:24,601 INFO L276 IsEmpty]: Start isEmpty. Operand 7094 states and 19652 transitions. [2022-02-10 23:34:24,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:24,607 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:24,607 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:24,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-10 23:34:24,607 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:24,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:24,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1265179785, now seen corresponding path program 42 times [2022-02-10 23:34:24,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:24,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434395052] [2022-02-10 23:34:24,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:24,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:24,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:25,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:25,131 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:25,131 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434395052] [2022-02-10 23:34:25,131 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434395052] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:25,131 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:25,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:25,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085442737] [2022-02-10 23:34:25,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:25,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:25,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:25,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:25,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:25,132 INFO L87 Difference]: Start difference. First operand 7094 states and 19652 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:26,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:26,865 INFO L93 Difference]: Finished difference Result 9322 states and 25332 transitions. [2022-02-10 23:34:26,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:26,865 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:26,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:26,878 INFO L225 Difference]: With dead ends: 9322 [2022-02-10 23:34:26,879 INFO L226 Difference]: Without dead ends: 9322 [2022-02-10 23:34:26,879 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:26,879 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 1096 mSDsluCounter, 2129 mSDsCounter, 0 mSdLazyCounter, 1907 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1096 SdHoareTripleChecker+Valid, 2412 SdHoareTripleChecker+Invalid, 2042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:26,879 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1096 Valid, 2412 Invalid, 2042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1907 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:26,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9322 states. [2022-02-10 23:34:26,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9322 to 7122. [2022-02-10 23:34:26,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7122 states, 7118 states have (on average 2.772548468670975) internal successors, (19735), 7121 states have internal predecessors, (19735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:26,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7122 states to 7122 states and 19735 transitions. [2022-02-10 23:34:26,998 INFO L78 Accepts]: Start accepts. Automaton has 7122 states and 19735 transitions. Word has length 98 [2022-02-10 23:34:26,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:26,998 INFO L470 AbstractCegarLoop]: Abstraction has 7122 states and 19735 transitions. [2022-02-10 23:34:26,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:26,998 INFO L276 IsEmpty]: Start isEmpty. Operand 7122 states and 19735 transitions. [2022-02-10 23:34:27,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:27,004 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:27,004 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:27,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-10 23:34:27,004 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:27,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:27,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1559963439, now seen corresponding path program 43 times [2022-02-10 23:34:27,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:27,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471325751] [2022-02-10 23:34:27,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:27,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:27,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:27,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:27,435 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:27,435 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471325751] [2022-02-10 23:34:27,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471325751] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:27,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:27,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:27,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [721760882] [2022-02-10 23:34:27,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:27,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:27,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:27,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:27,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:27,436 INFO L87 Difference]: Start difference. First operand 7122 states and 19735 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:28,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:28,990 INFO L93 Difference]: Finished difference Result 9534 states and 25858 transitions. [2022-02-10 23:34:28,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:28,991 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:28,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:29,005 INFO L225 Difference]: With dead ends: 9534 [2022-02-10 23:34:29,005 INFO L226 Difference]: Without dead ends: 9534 [2022-02-10 23:34:29,005 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:29,005 INFO L934 BasicCegarLoop]: 330 mSDtfsCounter, 1132 mSDsluCounter, 1743 mSDsCounter, 0 mSdLazyCounter, 1600 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 1743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:29,006 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 2044 Invalid, 1743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1600 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:29,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9534 states. [2022-02-10 23:34:29,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9534 to 7178. [2022-02-10 23:34:29,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7178 states, 7174 states have (on average 2.7740451630889322) internal successors, (19901), 7177 states have internal predecessors, (19901), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:29,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7178 states to 7178 states and 19901 transitions. [2022-02-10 23:34:29,105 INFO L78 Accepts]: Start accepts. Automaton has 7178 states and 19901 transitions. Word has length 98 [2022-02-10 23:34:29,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:29,105 INFO L470 AbstractCegarLoop]: Abstraction has 7178 states and 19901 transitions. [2022-02-10 23:34:29,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:29,106 INFO L276 IsEmpty]: Start isEmpty. Operand 7178 states and 19901 transitions. [2022-02-10 23:34:29,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:29,111 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:29,111 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:29,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-10 23:34:29,111 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:29,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:29,111 INFO L85 PathProgramCache]: Analyzing trace with hash -295148847, now seen corresponding path program 44 times [2022-02-10 23:34:29,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:29,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054373836] [2022-02-10 23:34:29,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:29,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:29,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:29,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:29,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:29,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054373836] [2022-02-10 23:34:29,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054373836] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:29,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:29,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:29,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507150272] [2022-02-10 23:34:29,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:29,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:29,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:29,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:29,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:29,423 INFO L87 Difference]: Start difference. First operand 7178 states and 19901 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:30,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:30,639 INFO L93 Difference]: Finished difference Result 9446 states and 25623 transitions. [2022-02-10 23:34:30,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:30,639 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:30,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:30,653 INFO L225 Difference]: With dead ends: 9446 [2022-02-10 23:34:30,654 INFO L226 Difference]: Without dead ends: 9446 [2022-02-10 23:34:30,654 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:30,654 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1333 mSDsluCounter, 1720 mSDsCounter, 0 mSdLazyCounter, 1548 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 1548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:30,654 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 2028 Invalid, 1732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 1548 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:34:30,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9446 states. [2022-02-10 23:34:30,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9446 to 7206. [2022-02-10 23:34:30,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7206 states, 7202 states have (on average 2.7747847820049985) internal successors, (19984), 7205 states have internal predecessors, (19984), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:30,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7206 states to 7206 states and 19984 transitions. [2022-02-10 23:34:30,764 INFO L78 Accepts]: Start accepts. Automaton has 7206 states and 19984 transitions. Word has length 98 [2022-02-10 23:34:30,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:30,764 INFO L470 AbstractCegarLoop]: Abstraction has 7206 states and 19984 transitions. [2022-02-10 23:34:30,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:30,764 INFO L276 IsEmpty]: Start isEmpty. Operand 7206 states and 19984 transitions. [2022-02-10 23:34:30,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:30,770 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:30,770 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:30,770 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-10 23:34:30,770 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:30,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:30,770 INFO L85 PathProgramCache]: Analyzing trace with hash 757665093, now seen corresponding path program 45 times [2022-02-10 23:34:30,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:30,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573128508] [2022-02-10 23:34:30,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:30,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:30,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:31,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:31,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:31,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573128508] [2022-02-10 23:34:31,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573128508] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:31,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:31,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:31,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982889310] [2022-02-10 23:34:31,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:31,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:31,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:31,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:31,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:31,161 INFO L87 Difference]: Start difference. First operand 7206 states and 19984 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:32,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:32,609 INFO L93 Difference]: Finished difference Result 9315 states and 25310 transitions. [2022-02-10 23:34:32,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:32,609 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:32,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:32,623 INFO L225 Difference]: With dead ends: 9315 [2022-02-10 23:34:32,623 INFO L226 Difference]: Without dead ends: 9315 [2022-02-10 23:34:32,623 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:32,623 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1041 mSDsluCounter, 1894 mSDsCounter, 0 mSdLazyCounter, 1713 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1041 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 1883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1713 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:32,623 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1041 Valid, 2214 Invalid, 1883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1713 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:32,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9315 states. [2022-02-10 23:34:32,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9315 to 7073. [2022-02-10 23:34:32,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7073 states, 7069 states have (on average 2.7712547743669544) internal successors, (19590), 7072 states have internal predecessors, (19590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:32,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7073 states to 7073 states and 19590 transitions. [2022-02-10 23:34:32,725 INFO L78 Accepts]: Start accepts. Automaton has 7073 states and 19590 transitions. Word has length 98 [2022-02-10 23:34:32,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:32,725 INFO L470 AbstractCegarLoop]: Abstraction has 7073 states and 19590 transitions. [2022-02-10 23:34:32,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7073 states and 19590 transitions. [2022-02-10 23:34:32,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:32,730 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:32,730 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:32,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-10 23:34:32,730 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:32,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:32,730 INFO L85 PathProgramCache]: Analyzing trace with hash -741501607, now seen corresponding path program 68 times [2022-02-10 23:34:32,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:32,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [894058313] [2022-02-10 23:34:32,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:32,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:32,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:33,177 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:33,177 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [894058313] [2022-02-10 23:34:33,177 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [894058313] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:33,177 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:33,177 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:33,177 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093134723] [2022-02-10 23:34:33,177 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:33,178 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:33,178 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:33,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:33,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:33,178 INFO L87 Difference]: Start difference. First operand 7073 states and 19590 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:34,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:34,261 INFO L93 Difference]: Finished difference Result 7967 states and 21568 transitions. [2022-02-10 23:34:34,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:34:34,261 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:34,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:34,274 INFO L225 Difference]: With dead ends: 7967 [2022-02-10 23:34:34,274 INFO L226 Difference]: Without dead ends: 7967 [2022-02-10 23:34:34,274 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=270, Invalid=600, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:34:34,274 INFO L934 BasicCegarLoop]: 287 mSDtfsCounter, 1070 mSDsluCounter, 1181 mSDsCounter, 0 mSdLazyCounter, 1043 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1070 SdHoareTripleChecker+Valid, 1453 SdHoareTripleChecker+Invalid, 1157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 1043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:34,274 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1070 Valid, 1453 Invalid, 1157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 1043 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:34:34,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7967 states. [2022-02-10 23:34:34,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7967 to 7075. [2022-02-10 23:34:34,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7075 states, 7071 states have (on average 2.7713194739075098) internal successors, (19596), 7074 states have internal predecessors, (19596), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:34,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7075 states to 7075 states and 19596 transitions. [2022-02-10 23:34:34,379 INFO L78 Accepts]: Start accepts. Automaton has 7075 states and 19596 transitions. Word has length 98 [2022-02-10 23:34:34,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:34,379 INFO L470 AbstractCegarLoop]: Abstraction has 7075 states and 19596 transitions. [2022-02-10 23:34:34,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:34,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7075 states and 19596 transitions. [2022-02-10 23:34:34,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:34,385 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:34,385 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:34,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-10 23:34:34,385 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:34,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:34,385 INFO L85 PathProgramCache]: Analyzing trace with hash 12684633, now seen corresponding path program 46 times [2022-02-10 23:34:34,385 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:34,385 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099113263] [2022-02-10 23:34:34,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:34,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:34,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:34,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:34,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099113263] [2022-02-10 23:34:34,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099113263] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:34,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:34,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:34,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680979989] [2022-02-10 23:34:34,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:34,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:34,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:34,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:34,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:34,798 INFO L87 Difference]: Start difference. First operand 7075 states and 19596 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:35,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:35,743 INFO L93 Difference]: Finished difference Result 8066 states and 21766 transitions. [2022-02-10 23:34:35,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:34:35,744 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:35,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:35,756 INFO L225 Difference]: With dead ends: 8066 [2022-02-10 23:34:35,756 INFO L226 Difference]: Without dead ends: 8066 [2022-02-10 23:34:35,756 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:34:35,757 INFO L934 BasicCegarLoop]: 313 mSDtfsCounter, 1243 mSDsluCounter, 977 mSDsCounter, 0 mSdLazyCounter, 859 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1243 SdHoareTripleChecker+Valid, 1269 SdHoareTripleChecker+Invalid, 997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:35,757 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1243 Valid, 1269 Invalid, 997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 859 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-10 23:34:35,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8066 states. [2022-02-10 23:34:35,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8066 to 7079. [2022-02-10 23:34:35,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:35,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-02-10 23:34:35,861 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-02-10 23:34:35,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:35,861 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-02-10 23:34:35,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:35,861 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-02-10 23:34:35,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:35,866 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:35,866 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:35,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-10 23:34:35,867 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:35,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:35,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1049897643, now seen corresponding path program 47 times [2022-02-10 23:34:35,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:35,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733475995] [2022-02-10 23:34:35,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:35,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:35,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:36,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:36,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:36,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733475995] [2022-02-10 23:34:36,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733475995] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:36,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:36,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:36,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063121851] [2022-02-10 23:34:36,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:36,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:36,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:36,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:36,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:36,260 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:37,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:37,291 INFO L93 Difference]: Finished difference Result 8713 states and 23529 transitions. [2022-02-10 23:34:37,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:37,291 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:37,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:37,303 INFO L225 Difference]: With dead ends: 8713 [2022-02-10 23:34:37,303 INFO L226 Difference]: Without dead ends: 8713 [2022-02-10 23:34:37,303 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:37,303 INFO L934 BasicCegarLoop]: 328 mSDtfsCounter, 1435 mSDsluCounter, 1089 mSDsCounter, 0 mSdLazyCounter, 1015 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 1395 SdHoareTripleChecker+Invalid, 1191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:37,303 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 1395 Invalid, 1191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1015 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:34:37,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8713 states. [2022-02-10 23:34:37,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8713 to 7107. [2022-02-10 23:34:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7107 states, 7103 states have (on average 2.7722089258059976) internal successors, (19691), 7106 states have internal predecessors, (19691), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:37,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7107 states to 7107 states and 19691 transitions. [2022-02-10 23:34:37,399 INFO L78 Accepts]: Start accepts. Automaton has 7107 states and 19691 transitions. Word has length 98 [2022-02-10 23:34:37,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:37,399 INFO L470 AbstractCegarLoop]: Abstraction has 7107 states and 19691 transitions. [2022-02-10 23:34:37,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:37,399 INFO L276 IsEmpty]: Start isEmpty. Operand 7107 states and 19691 transitions. [2022-02-10 23:34:37,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:37,405 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:37,405 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:37,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-10 23:34:37,405 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:37,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:37,405 INFO L85 PathProgramCache]: Analyzing trace with hash -755113989, now seen corresponding path program 48 times [2022-02-10 23:34:37,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:37,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788171288] [2022-02-10 23:34:37,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:37,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:37,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:37,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:37,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788171288] [2022-02-10 23:34:37,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788171288] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:37,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:37,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:37,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996558317] [2022-02-10 23:34:37,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:37,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:37,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:37,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:37,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:37,796 INFO L87 Difference]: Start difference. First operand 7107 states and 19691 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:39,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:39,156 INFO L93 Difference]: Finished difference Result 8600 states and 23245 transitions. [2022-02-10 23:34:39,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:39,157 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:39,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:39,170 INFO L225 Difference]: With dead ends: 8600 [2022-02-10 23:34:39,170 INFO L226 Difference]: Without dead ends: 8600 [2022-02-10 23:34:39,170 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:39,171 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1324 mSDsluCounter, 1879 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1324 SdHoareTripleChecker+Valid, 2189 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:39,171 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1324 Valid, 2189 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:34:39,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8600 states. [2022-02-10 23:34:39,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8600 to 7163. [2022-02-10 23:34:39,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7163 states, 7159 states have (on average 2.7737114122084088) internal successors, (19857), 7162 states have internal predecessors, (19857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:39,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7163 states to 7163 states and 19857 transitions. [2022-02-10 23:34:39,273 INFO L78 Accepts]: Start accepts. Automaton has 7163 states and 19857 transitions. Word has length 98 [2022-02-10 23:34:39,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:39,273 INFO L470 AbstractCegarLoop]: Abstraction has 7163 states and 19857 transitions. [2022-02-10 23:34:39,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 7163 states and 19857 transitions. [2022-02-10 23:34:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:39,278 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:39,278 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:39,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-10 23:34:39,278 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:39,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:39,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1684741021, now seen corresponding path program 49 times [2022-02-10 23:34:39,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:39,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685729998] [2022-02-10 23:34:39,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:39,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:39,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:39,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:39,638 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:39,638 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685729998] [2022-02-10 23:34:39,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685729998] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:39,638 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:39,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:39,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656144003] [2022-02-10 23:34:39,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:39,638 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:39,638 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:39,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:39,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:39,639 INFO L87 Difference]: Start difference. First operand 7163 states and 19857 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:41,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:41,188 INFO L93 Difference]: Finished difference Result 8512 states and 23010 transitions. [2022-02-10 23:34:41,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:41,188 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:41,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:41,201 INFO L225 Difference]: With dead ends: 8512 [2022-02-10 23:34:41,201 INFO L226 Difference]: Without dead ends: 8512 [2022-02-10 23:34:41,201 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:41,201 INFO L934 BasicCegarLoop]: 346 mSDtfsCounter, 1316 mSDsluCounter, 1977 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 171 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 2292 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 171 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:41,202 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 2292 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [171 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:41,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8512 states. [2022-02-10 23:34:41,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8512 to 7191. [2022-02-10 23:34:41,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.7744538750521777) internal successors, (19940), 7190 states have internal predecessors, (19940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:41,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19940 transitions. [2022-02-10 23:34:41,306 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19940 transitions. Word has length 98 [2022-02-10 23:34:41,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:41,306 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19940 transitions. [2022-02-10 23:34:41,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:41,307 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19940 transitions. [2022-02-10 23:34:41,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:41,312 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:41,312 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:41,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-10 23:34:41,312 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:41,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:41,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1557412335, now seen corresponding path program 50 times [2022-02-10 23:34:41,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:41,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265314061] [2022-02-10 23:34:41,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:41,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:41,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:41,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:41,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:41,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265314061] [2022-02-10 23:34:41,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265314061] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:41,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:41,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:41,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194515041] [2022-02-10 23:34:41,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:41,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:41,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:41,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:41,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:41,721 INFO L87 Difference]: Start difference. First operand 7191 states and 19940 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:43,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:43,247 INFO L93 Difference]: Finished difference Result 8381 states and 22697 transitions. [2022-02-10 23:34:43,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:43,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:43,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:43,259 INFO L225 Difference]: With dead ends: 8381 [2022-02-10 23:34:43,259 INFO L226 Difference]: Without dead ends: 8381 [2022-02-10 23:34:43,260 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:43,260 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1173 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 1539 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1173 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:43,260 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1173 Valid, 2052 Invalid, 1711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1539 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:43,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8381 states. [2022-02-10 23:34:43,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8381 to 7079. [2022-02-10 23:34:43,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:43,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-02-10 23:34:43,355 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-02-10 23:34:43,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:43,355 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-02-10 23:34:43,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:43,355 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-02-10 23:34:43,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:43,360 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:43,360 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:43,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-10 23:34:43,360 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:43,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:43,360 INFO L85 PathProgramCache]: Analyzing trace with hash -1809335435, now seen corresponding path program 69 times [2022-02-10 23:34:43,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:43,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112370274] [2022-02-10 23:34:43,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:43,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:43,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:43,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:43,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112370274] [2022-02-10 23:34:43,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112370274] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:43,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:43,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:43,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231751471] [2022-02-10 23:34:43,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:43,766 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:43,766 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:43,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:43,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:43,766 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:45,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:45,028 INFO L93 Difference]: Finished difference Result 8352 states and 22618 transitions. [2022-02-10 23:34:45,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:34:45,028 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:45,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:45,041 INFO L225 Difference]: With dead ends: 8352 [2022-02-10 23:34:45,041 INFO L226 Difference]: Without dead ends: 8352 [2022-02-10 23:34:45,041 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=289, Invalid=641, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:34:45,042 INFO L934 BasicCegarLoop]: 302 mSDtfsCounter, 933 mSDsluCounter, 1637 mSDsCounter, 0 mSdLazyCounter, 1412 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 1920 SdHoareTripleChecker+Invalid, 1521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:45,042 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 1920 Invalid, 1521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1412 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:34:45,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8352 states. [2022-02-10 23:34:45,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8352 to 7079. [2022-02-10 23:34:45,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:45,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-02-10 23:34:45,145 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-02-10 23:34:45,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:45,145 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-02-10 23:34:45,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-02-10 23:34:45,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:45,150 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:45,150 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:45,150 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-10 23:34:45,150 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:45,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:45,151 INFO L85 PathProgramCache]: Analyzing trace with hash -544889861, now seen corresponding path program 70 times [2022-02-10 23:34:45,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:45,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090276984] [2022-02-10 23:34:45,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:45,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:45,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:45,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090276984] [2022-02-10 23:34:45,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090276984] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:45,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:45,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:45,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950106081] [2022-02-10 23:34:45,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:45,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:45,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:45,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:45,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:45,489 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:46,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:46,762 INFO L93 Difference]: Finished difference Result 8261 states and 22378 transitions. [2022-02-10 23:34:46,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:34:46,763 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:46,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:46,777 INFO L225 Difference]: With dead ends: 8261 [2022-02-10 23:34:46,777 INFO L226 Difference]: Without dead ends: 8261 [2022-02-10 23:34:46,777 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=312, Invalid=680, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:34:46,777 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1308 mSDsluCounter, 1415 mSDsCounter, 0 mSdLazyCounter, 1292 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 1709 SdHoareTripleChecker+Invalid, 1455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:46,778 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 1709 Invalid, 1455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1292 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:34:46,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8261 states. [2022-02-10 23:34:46,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8261 to 7079. [2022-02-10 23:34:46,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-02-10 23:34:46,883 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-02-10 23:34:46,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:46,884 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-02-10 23:34:46,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:46,884 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-02-10 23:34:46,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:46,889 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:46,889 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:46,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-10 23:34:46,889 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:46,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:46,890 INFO L85 PathProgramCache]: Analyzing trace with hash 237869981, now seen corresponding path program 71 times [2022-02-10 23:34:46,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:46,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437818174] [2022-02-10 23:34:46,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:46,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:46,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:47,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:47,250 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437818174] [2022-02-10 23:34:47,250 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [437818174] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:47,250 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:47,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:47,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812000660] [2022-02-10 23:34:47,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:47,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:47,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:47,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:47,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:47,251 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:48,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:48,981 INFO L93 Difference]: Finished difference Result 8184 states and 22165 transitions. [2022-02-10 23:34:48,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:48,982 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:48,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:48,993 INFO L225 Difference]: With dead ends: 8184 [2022-02-10 23:34:48,993 INFO L226 Difference]: Without dead ends: 8184 [2022-02-10 23:34:48,993 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=336, Invalid=720, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:48,993 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 1085 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 1779 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1085 SdHoareTripleChecker+Valid, 2355 SdHoareTripleChecker+Invalid, 1897 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1779 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:48,993 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1085 Valid, 2355 Invalid, 1897 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1779 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:49,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8184 states. [2022-02-10 23:34:49,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8184 to 7079. [2022-02-10 23:34:49,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7079 states, 7075 states have (on average 2.7714487632508833) internal successors, (19608), 7078 states have internal predecessors, (19608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:49,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7079 states to 7079 states and 19608 transitions. [2022-02-10 23:34:49,079 INFO L78 Accepts]: Start accepts. Automaton has 7079 states and 19608 transitions. Word has length 98 [2022-02-10 23:34:49,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:49,079 INFO L470 AbstractCegarLoop]: Abstraction has 7079 states and 19608 transitions. [2022-02-10 23:34:49,079 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:49,079 INFO L276 IsEmpty]: Start isEmpty. Operand 7079 states and 19608 transitions. [2022-02-10 23:34:49,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:49,084 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:49,084 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:49,084 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-10 23:34:49,084 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:49,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:49,084 INFO L85 PathProgramCache]: Analyzing trace with hash 847393841, now seen corresponding path program 72 times [2022-02-10 23:34:49,084 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:49,084 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1757792575] [2022-02-10 23:34:49,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:49,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:49,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:49,585 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:49,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1757792575] [2022-02-10 23:34:49,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1757792575] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:49,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:49,586 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:49,586 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895189643] [2022-02-10 23:34:49,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:49,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:49,586 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:49,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:49,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:49,586 INFO L87 Difference]: Start difference. First operand 7079 states and 19608 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:51,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:51,437 INFO L93 Difference]: Finished difference Result 8086 states and 21918 transitions. [2022-02-10 23:34:51,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:51,437 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:51,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:51,449 INFO L225 Difference]: With dead ends: 8086 [2022-02-10 23:34:51,449 INFO L226 Difference]: Without dead ends: 8086 [2022-02-10 23:34:51,450 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:51,450 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 989 mSDsluCounter, 1942 mSDsCounter, 0 mSdLazyCounter, 1730 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 989 SdHoareTripleChecker+Valid, 2250 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:51,450 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [989 Valid, 2250 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1730 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:34:51,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8086 states. [2022-02-10 23:34:51,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8086 to 6932. [2022-02-10 23:34:51,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6932 states, 6928 states have (on average 2.767609699769053) internal successors, (19174), 6931 states have internal predecessors, (19174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:51,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6932 states to 6932 states and 19174 transitions. [2022-02-10 23:34:51,552 INFO L78 Accepts]: Start accepts. Automaton has 6932 states and 19174 transitions. Word has length 98 [2022-02-10 23:34:51,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:51,552 INFO L470 AbstractCegarLoop]: Abstraction has 6932 states and 19174 transitions. [2022-02-10 23:34:51,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:51,553 INFO L276 IsEmpty]: Start isEmpty. Operand 6932 states and 19174 transitions. [2022-02-10 23:34:51,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:51,558 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:51,558 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:51,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-10 23:34:51,558 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:51,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:51,558 INFO L85 PathProgramCache]: Analyzing trace with hash -758660429, now seen corresponding path program 51 times [2022-02-10 23:34:51,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:51,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639959863] [2022-02-10 23:34:51,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:51,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:52,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:52,098 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:52,098 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639959863] [2022-02-10 23:34:52,098 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639959863] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:52,098 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:52,098 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:52,098 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268156822] [2022-02-10 23:34:52,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:52,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:52,099 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:52,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:52,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:52,099 INFO L87 Difference]: Start difference. First operand 6932 states and 19174 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:54,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:54,217 INFO L93 Difference]: Finished difference Result 9007 states and 24392 transitions. [2022-02-10 23:34:54,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:54,218 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:54,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:54,232 INFO L225 Difference]: With dead ends: 9007 [2022-02-10 23:34:54,232 INFO L226 Difference]: Without dead ends: 9007 [2022-02-10 23:34:54,233 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:54,233 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 960 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 2205 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2716 SdHoareTripleChecker+Invalid, 2353 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:54,233 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 2716 Invalid, 2353 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2205 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:34:54,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9007 states. [2022-02-10 23:34:54,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9007 to 6999. [2022-02-10 23:34:54,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6999 states, 6995 states have (on average 2.769406719085061) internal successors, (19372), 6998 states have internal predecessors, (19372), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6999 states to 6999 states and 19372 transitions. [2022-02-10 23:34:54,343 INFO L78 Accepts]: Start accepts. Automaton has 6999 states and 19372 transitions. Word has length 98 [2022-02-10 23:34:54,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:54,343 INFO L470 AbstractCegarLoop]: Abstraction has 6999 states and 19372 transitions. [2022-02-10 23:34:54,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:54,343 INFO L276 IsEmpty]: Start isEmpty. Operand 6999 states and 19372 transitions. [2022-02-10 23:34:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:54,348 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:54,348 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:54,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-10 23:34:54,349 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:54,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:54,349 INFO L85 PathProgramCache]: Analyzing trace with hash -1913985933, now seen corresponding path program 52 times [2022-02-10 23:34:54,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:54,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449941706] [2022-02-10 23:34:54,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:54,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:54,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:54,743 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:54,743 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449941706] [2022-02-10 23:34:54,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449941706] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:54,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:54,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:54,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484614938] [2022-02-10 23:34:54,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:54,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:54,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:54,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:54,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:54,743 INFO L87 Difference]: Start difference. First operand 6999 states and 19372 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:56,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:56,288 INFO L93 Difference]: Finished difference Result 9173 states and 24811 transitions. [2022-02-10 23:34:56,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:34:56,288 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:56,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:56,303 INFO L225 Difference]: With dead ends: 9173 [2022-02-10 23:34:56,303 INFO L226 Difference]: Without dead ends: 9173 [2022-02-10 23:34:56,303 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:34:56,303 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1143 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1859 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:56,303 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 2115 Invalid, 1859 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:34:56,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9173 states. [2022-02-10 23:34:56,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9173 to 7020. [2022-02-10 23:34:56,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:56,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-02-10 23:34:56,405 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-02-10 23:34:56,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:56,405 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-02-10 23:34:56,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:56,405 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-02-10 23:34:56,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:56,411 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:56,411 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:56,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-10 23:34:56,411 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:56,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:56,411 INFO L85 PathProgramCache]: Analyzing trace with hash -861171993, now seen corresponding path program 53 times [2022-02-10 23:34:56,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:56,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310392372] [2022-02-10 23:34:56,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:56,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:56,896 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:56,896 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310392372] [2022-02-10 23:34:56,896 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310392372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:56,896 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:56,896 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:56,896 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684617484] [2022-02-10 23:34:56,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:56,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:56,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:56,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:56,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:56,897 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:58,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:34:58,954 INFO L93 Difference]: Finished difference Result 9229 states and 24975 transitions. [2022-02-10 23:34:58,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:34:58,954 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:34:58,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:34:58,969 INFO L225 Difference]: With dead ends: 9229 [2022-02-10 23:34:58,969 INFO L226 Difference]: Without dead ends: 9229 [2022-02-10 23:34:58,970 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:34:58,970 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1124 mSDsluCounter, 2399 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2707 SdHoareTripleChecker+Invalid, 2359 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:34:58,970 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2707 Invalid, 2359 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:34:58,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9229 states. [2022-02-10 23:34:59,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9229 to 6978. [2022-02-10 23:34:59,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6978 states, 6974 states have (on average 2.768855749928305) internal successors, (19310), 6977 states have internal predecessors, (19310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:59,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6978 states to 6978 states and 19310 transitions. [2022-02-10 23:34:59,069 INFO L78 Accepts]: Start accepts. Automaton has 6978 states and 19310 transitions. Word has length 98 [2022-02-10 23:34:59,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:34:59,070 INFO L470 AbstractCegarLoop]: Abstraction has 6978 states and 19310 transitions. [2022-02-10 23:34:59,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:34:59,070 INFO L276 IsEmpty]: Start isEmpty. Operand 6978 states and 19310 transitions. [2022-02-10 23:34:59,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:34:59,075 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:34:59,075 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:34:59,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-10 23:34:59,075 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:34:59,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:34:59,076 INFO L85 PathProgramCache]: Analyzing trace with hash 1128245475, now seen corresponding path program 54 times [2022-02-10 23:34:59,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:34:59,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004274200] [2022-02-10 23:34:59,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:34:59,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:34:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:34:59,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:34:59,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:34:59,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004274200] [2022-02-10 23:34:59,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004274200] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:34:59,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:34:59,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:34:59,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886818927] [2022-02-10 23:34:59,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:34:59,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:34:59,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:34:59,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:34:59,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:34:59,472 INFO L87 Difference]: Start difference. First operand 6978 states and 19310 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:00,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:00,817 INFO L93 Difference]: Finished difference Result 9345 states and 25294 transitions. [2022-02-10 23:35:00,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:00,818 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:00,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:00,833 INFO L225 Difference]: With dead ends: 9345 [2022-02-10 23:35:00,833 INFO L226 Difference]: Without dead ends: 9345 [2022-02-10 23:35:00,834 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:00,834 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1277 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1377 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 1538 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1377 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:00,834 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 1772 Invalid, 1538 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1377 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:00,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-02-10 23:35:00,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7020. [2022-02-10 23:35:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7020 states, 7016 states have (on average 2.7699543899657924) internal successors, (19434), 7019 states have internal predecessors, (19434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:00,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7020 states to 7020 states and 19434 transitions. [2022-02-10 23:35:00,966 INFO L78 Accepts]: Start accepts. Automaton has 7020 states and 19434 transitions. Word has length 98 [2022-02-10 23:35:00,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:00,966 INFO L470 AbstractCegarLoop]: Abstraction has 7020 states and 19434 transitions. [2022-02-10 23:35:00,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:00,966 INFO L276 IsEmpty]: Start isEmpty. Operand 7020 states and 19434 transitions. [2022-02-10 23:35:00,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:00,972 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:00,972 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:00,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-10 23:35:00,973 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:00,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:00,973 INFO L85 PathProgramCache]: Analyzing trace with hash -1453135283, now seen corresponding path program 55 times [2022-02-10 23:35:00,973 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:00,973 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594388814] [2022-02-10 23:35:00,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:00,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:01,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:01,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:01,525 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:01,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594388814] [2022-02-10 23:35:01,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594388814] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:01,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:01,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:01,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341281011] [2022-02-10 23:35:01,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:01,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:01,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:01,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:01,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:01,526 INFO L87 Difference]: Start difference. First operand 7020 states and 19434 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:03,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:03,177 INFO L93 Difference]: Finished difference Result 9511 states and 25709 transitions. [2022-02-10 23:35:03,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:03,177 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:03,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:03,193 INFO L225 Difference]: With dead ends: 9511 [2022-02-10 23:35:03,193 INFO L226 Difference]: Without dead ends: 9511 [2022-02-10 23:35:03,194 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:03,194 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 1445 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1761 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1445 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 1761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:03,194 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1445 Valid, 2218 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 1761 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:03,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9511 states. [2022-02-10 23:35:03,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9511 to 7041. [2022-02-10 23:35:03,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7041 states, 7037 states have (on average 2.770498792098906) internal successors, (19496), 7040 states have internal predecessors, (19496), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:03,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 7041 states and 19496 transitions. [2022-02-10 23:35:03,317 INFO L78 Accepts]: Start accepts. Automaton has 7041 states and 19496 transitions. Word has length 98 [2022-02-10 23:35:03,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:03,317 INFO L470 AbstractCegarLoop]: Abstraction has 7041 states and 19496 transitions. [2022-02-10 23:35:03,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:03,318 INFO L276 IsEmpty]: Start isEmpty. Operand 7041 states and 19496 transitions. [2022-02-10 23:35:03,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:03,323 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:03,323 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:03,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-10 23:35:03,324 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:03,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:03,324 INFO L85 PathProgramCache]: Analyzing trace with hash -400321343, now seen corresponding path program 56 times [2022-02-10 23:35:03,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:03,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407311167] [2022-02-10 23:35:03,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:03,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:03,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:03,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:03,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407311167] [2022-02-10 23:35:03,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407311167] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:03,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:03,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:03,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991006582] [2022-02-10 23:35:03,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:03,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:03,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:03,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:03,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:03,764 INFO L87 Difference]: Start difference. First operand 7041 states and 19496 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:05,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:05,424 INFO L93 Difference]: Finished difference Result 9380 states and 25396 transitions. [2022-02-10 23:35:05,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:05,424 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:05,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:05,439 INFO L225 Difference]: With dead ends: 9380 [2022-02-10 23:35:05,439 INFO L226 Difference]: Without dead ends: 9380 [2022-02-10 23:35:05,439 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:05,439 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 969 mSDsluCounter, 2132 mSDsCounter, 0 mSdLazyCounter, 1957 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 969 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:05,439 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [969 Valid, 2444 Invalid, 2108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1957 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:05,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2022-02-10 23:35:05,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 6936. [2022-02-10 23:35:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6936 states, 6932 states have (on average 2.767743796884016) internal successors, (19186), 6935 states have internal predecessors, (19186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:05,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6936 states to 6936 states and 19186 transitions. [2022-02-10 23:35:05,555 INFO L78 Accepts]: Start accepts. Automaton has 6936 states and 19186 transitions. Word has length 98 [2022-02-10 23:35:05,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:05,555 INFO L470 AbstractCegarLoop]: Abstraction has 6936 states and 19186 transitions. [2022-02-10 23:35:05,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 6936 states and 19186 transitions. [2022-02-10 23:35:05,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:05,561 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:05,561 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:05,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-10 23:35:05,562 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:05,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:05,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1676121891, now seen corresponding path program 57 times [2022-02-10 23:35:05,562 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:05,562 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350107756] [2022-02-10 23:35:05,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:05,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:05,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:05,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:05,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350107756] [2022-02-10 23:35:05,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350107756] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:05,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:05,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:05,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898240245] [2022-02-10 23:35:05,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:05,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:05,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:05,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:05,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:05,964 INFO L87 Difference]: Start difference. First operand 6936 states and 19186 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:07,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:07,157 INFO L93 Difference]: Finished difference Result 8867 states and 23982 transitions. [2022-02-10 23:35:07,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:35:07,157 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:07,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:07,170 INFO L225 Difference]: With dead ends: 8867 [2022-02-10 23:35:07,170 INFO L226 Difference]: Without dead ends: 8867 [2022-02-10 23:35:07,171 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:35:07,171 INFO L934 BasicCegarLoop]: 319 mSDtfsCounter, 1132 mSDsluCounter, 1625 mSDsCounter, 0 mSdLazyCounter, 1448 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1606 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:07,171 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 1919 Invalid, 1606 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1448 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:07,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8867 states. [2022-02-10 23:35:07,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8867 to 6919. [2022-02-10 23:35:07,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6919 states, 6915 states have (on average 2.767317425885756) internal successors, (19136), 6918 states have internal predecessors, (19136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:07,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6919 states to 6919 states and 19136 transitions. [2022-02-10 23:35:07,269 INFO L78 Accepts]: Start accepts. Automaton has 6919 states and 19136 transitions. Word has length 98 [2022-02-10 23:35:07,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:07,269 INFO L470 AbstractCegarLoop]: Abstraction has 6919 states and 19136 transitions. [2022-02-10 23:35:07,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 6919 states and 19136 transitions. [2022-02-10 23:35:07,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:07,274 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:07,275 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:07,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-10 23:35:07,275 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:07,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:07,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1970905545, now seen corresponding path program 58 times [2022-02-10 23:35:07,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:07,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49516338] [2022-02-10 23:35:07,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:07,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:07,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:07,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:07,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:07,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49516338] [2022-02-10 23:35:07,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49516338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:07,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:07,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:07,603 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779489126] [2022-02-10 23:35:07,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:07,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:07,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:07,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:07,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:07,604 INFO L87 Difference]: Start difference. First operand 6919 states and 19136 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:08,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:08,798 INFO L93 Difference]: Finished difference Result 9331 states and 25252 transitions. [2022-02-10 23:35:08,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:08,798 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:08,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:08,815 INFO L225 Difference]: With dead ends: 9331 [2022-02-10 23:35:08,815 INFO L226 Difference]: Without dead ends: 9331 [2022-02-10 23:35:08,815 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:08,816 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1444 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 1545 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:08,816 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 2006 Invalid, 1702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1545 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:08,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9331 states. [2022-02-10 23:35:08,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9331 to 6961. [2022-02-10 23:35:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6961 states, 6957 states have (on average 2.7684346701164295) internal successors, (19260), 6960 states have internal predecessors, (19260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:08,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6961 states to 6961 states and 19260 transitions. [2022-02-10 23:35:08,937 INFO L78 Accepts]: Start accepts. Automaton has 6961 states and 19260 transitions. Word has length 98 [2022-02-10 23:35:08,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:08,937 INFO L470 AbstractCegarLoop]: Abstraction has 6961 states and 19260 transitions. [2022-02-10 23:35:08,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:08,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6961 states and 19260 transitions. [2022-02-10 23:35:08,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:08,943 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:08,943 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:08,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-10 23:35:08,943 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:08,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:08,944 INFO L85 PathProgramCache]: Analyzing trace with hash 115793259, now seen corresponding path program 59 times [2022-02-10 23:35:08,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:08,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24615431] [2022-02-10 23:35:08,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:08,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:09,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:09,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24615431] [2022-02-10 23:35:09,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24615431] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:09,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:09,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:09,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862091051] [2022-02-10 23:35:09,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:09,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:09,296 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:09,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:09,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:09,297 INFO L87 Difference]: Start difference. First operand 6961 states and 19260 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:10,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:10,702 INFO L93 Difference]: Finished difference Result 9243 states and 25017 transitions. [2022-02-10 23:35:10,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:10,702 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:10,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:10,717 INFO L225 Difference]: With dead ends: 9243 [2022-02-10 23:35:10,717 INFO L226 Difference]: Without dead ends: 9243 [2022-02-10 23:35:10,718 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:10,718 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 1449 mSDsluCounter, 1853 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 167 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 2167 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 167 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:10,718 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 2167 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [167 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:35:10,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9243 states. [2022-02-10 23:35:10,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9243 to 6982. [2022-02-10 23:35:10,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6982 states, 6978 states have (on average 2.768988248781886) internal successors, (19322), 6981 states have internal predecessors, (19322), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:10,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6982 states to 6982 states and 19322 transitions. [2022-02-10 23:35:10,840 INFO L78 Accepts]: Start accepts. Automaton has 6982 states and 19322 transitions. Word has length 98 [2022-02-10 23:35:10,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:10,840 INFO L470 AbstractCegarLoop]: Abstraction has 6982 states and 19322 transitions. [2022-02-10 23:35:10,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:10,840 INFO L276 IsEmpty]: Start isEmpty. Operand 6982 states and 19322 transitions. [2022-02-10 23:35:10,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:10,846 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:10,846 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:10,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-10 23:35:10,846 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:10,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:10,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1168607199, now seen corresponding path program 60 times [2022-02-10 23:35:10,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:10,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199738687] [2022-02-10 23:35:10,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:10,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:10,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:11,233 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:11,233 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199738687] [2022-02-10 23:35:11,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199738687] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:11,233 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:11,233 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:11,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546698386] [2022-02-10 23:35:11,234 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:11,234 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:11,234 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:11,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:11,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:11,234 INFO L87 Difference]: Start difference. First operand 6982 states and 19322 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:13,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:13,140 INFO L93 Difference]: Finished difference Result 9112 states and 24704 transitions. [2022-02-10 23:35:13,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:13,140 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:13,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:13,154 INFO L225 Difference]: With dead ends: 9112 [2022-02-10 23:35:13,154 INFO L226 Difference]: Without dead ends: 9112 [2022-02-10 23:35:13,155 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:13,155 INFO L934 BasicCegarLoop]: 351 mSDtfsCounter, 1119 mSDsluCounter, 2329 mSDsCounter, 0 mSdLazyCounter, 2121 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 2269 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 2121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:13,155 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 2643 Invalid, 2269 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 2121 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:13,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9112 states. [2022-02-10 23:35:13,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9112 to 6877. [2022-02-10 23:35:13,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6877 states, 6873 states have (on average 2.76618652698967) internal successors, (19012), 6876 states have internal predecessors, (19012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:13,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6877 states to 6877 states and 19012 transitions. [2022-02-10 23:35:13,297 INFO L78 Accepts]: Start accepts. Automaton has 6877 states and 19012 transitions. Word has length 98 [2022-02-10 23:35:13,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:13,297 INFO L470 AbstractCegarLoop]: Abstraction has 6877 states and 19012 transitions. [2022-02-10 23:35:13,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:13,297 INFO L276 IsEmpty]: Start isEmpty. Operand 6877 states and 19012 transitions. [2022-02-10 23:35:13,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:13,302 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:13,302 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:13,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-10 23:35:13,303 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:13,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:13,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1237463429, now seen corresponding path program 61 times [2022-02-10 23:35:13,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:13,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699258358] [2022-02-10 23:35:13,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:13,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:13,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:13,831 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:13,831 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699258358] [2022-02-10 23:35:13,831 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699258358] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:13,832 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:13,832 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:13,832 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1847087900] [2022-02-10 23:35:13,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:13,832 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:13,832 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:13,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:13,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:13,832 INFO L87 Difference]: Start difference. First operand 6877 states and 19012 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:15,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:15,621 INFO L93 Difference]: Finished difference Result 8768 states and 23736 transitions. [2022-02-10 23:35:15,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:15,622 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:15,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:15,639 INFO L225 Difference]: With dead ends: 8768 [2022-02-10 23:35:15,639 INFO L226 Difference]: Without dead ends: 8768 [2022-02-10 23:35:15,639 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:15,640 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 964 mSDsluCounter, 1960 mSDsCounter, 0 mSdLazyCounter, 1794 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 2270 SdHoareTripleChecker+Invalid, 1948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 1794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:15,640 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [964 Valid, 2270 Invalid, 1948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 1794 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:15,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8768 states. [2022-02-10 23:35:15,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8768 to 6906. [2022-02-10 23:35:15,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6906 states, 6902 states have (on average 2.7670240509997104) internal successors, (19098), 6905 states have internal predecessors, (19098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6906 states to 6906 states and 19098 transitions. [2022-02-10 23:35:15,743 INFO L78 Accepts]: Start accepts. Automaton has 6906 states and 19098 transitions. Word has length 98 [2022-02-10 23:35:15,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:15,743 INFO L470 AbstractCegarLoop]: Abstraction has 6906 states and 19098 transitions. [2022-02-10 23:35:15,743 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 6906 states and 19098 transitions. [2022-02-10 23:35:15,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:15,748 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:15,748 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:15,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-10 23:35:15,748 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:15,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:15,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1902178363, now seen corresponding path program 62 times [2022-02-10 23:35:15,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:15,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [34250896] [2022-02-10 23:35:15,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:15,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:16,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:16,095 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:16,095 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [34250896] [2022-02-10 23:35:16,095 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [34250896] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:16,096 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:16,096 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:16,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910922337] [2022-02-10 23:35:16,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:16,096 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:16,096 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:16,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:16,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:16,096 INFO L87 Difference]: Start difference. First operand 6906 states and 19098 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:17,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:17,282 INFO L93 Difference]: Finished difference Result 8934 states and 24155 transitions. [2022-02-10 23:35:17,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:17,282 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:17,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:17,296 INFO L225 Difference]: With dead ends: 8934 [2022-02-10 23:35:17,296 INFO L226 Difference]: Without dead ends: 8934 [2022-02-10 23:35:17,296 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:17,296 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1453 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1500 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1867 SdHoareTripleChecker+Invalid, 1679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:17,296 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1867 Invalid, 1679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:35:17,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8934 states. [2022-02-10 23:35:17,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8934 to 6927. [2022-02-10 23:35:17,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6927 states, 6923 states have (on average 2.767586306514517) internal successors, (19160), 6926 states have internal predecessors, (19160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:17,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6927 states to 6927 states and 19160 transitions. [2022-02-10 23:35:17,404 INFO L78 Accepts]: Start accepts. Automaton has 6927 states and 19160 transitions. Word has length 98 [2022-02-10 23:35:17,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:17,404 INFO L470 AbstractCegarLoop]: Abstraction has 6927 states and 19160 transitions. [2022-02-10 23:35:17,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:17,405 INFO L276 IsEmpty]: Start isEmpty. Operand 6927 states and 19160 transitions. [2022-02-10 23:35:17,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:17,410 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:17,410 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:17,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-10 23:35:17,410 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:17,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:17,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1339974993, now seen corresponding path program 63 times [2022-02-10 23:35:17,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:17,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389832079] [2022-02-10 23:35:17,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:17,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:17,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:17,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:17,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1389832079] [2022-02-10 23:35:17,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1389832079] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:17,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:17,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:17,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321293877] [2022-02-10 23:35:17,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:17,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:17,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:17,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:17,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:17,749 INFO L87 Difference]: Start difference. First operand 6927 states and 19160 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:19,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:19,580 INFO L93 Difference]: Finished difference Result 8990 states and 24319 transitions. [2022-02-10 23:35:19,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:19,581 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:19,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:19,595 INFO L225 Difference]: With dead ends: 8990 [2022-02-10 23:35:19,595 INFO L226 Difference]: Without dead ends: 8990 [2022-02-10 23:35:19,595 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:19,595 INFO L934 BasicCegarLoop]: 344 mSDtfsCounter, 1426 mSDsluCounter, 2370 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 2674 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:19,595 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 2674 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:19,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-02-10 23:35:19,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 6885. [2022-02-10 23:35:19,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6885 states, 6881 states have (on average 2.7664583636099405) internal successors, (19036), 6884 states have internal predecessors, (19036), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:19,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6885 states to 6885 states and 19036 transitions. [2022-02-10 23:35:19,702 INFO L78 Accepts]: Start accepts. Automaton has 6885 states and 19036 transitions. Word has length 98 [2022-02-10 23:35:19,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:19,703 INFO L470 AbstractCegarLoop]: Abstraction has 6885 states and 19036 transitions. [2022-02-10 23:35:19,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:19,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6885 states and 19036 transitions. [2022-02-10 23:35:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:19,708 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:19,708 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:19,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-10 23:35:19,708 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:19,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:19,708 INFO L85 PathProgramCache]: Analyzing trace with hash 649442475, now seen corresponding path program 64 times [2022-02-10 23:35:19,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:19,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802141142] [2022-02-10 23:35:19,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:19,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:20,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:20,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:20,055 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802141142] [2022-02-10 23:35:20,055 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802141142] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:20,055 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:20,055 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:20,055 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155707605] [2022-02-10 23:35:20,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:20,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:20,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:20,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:20,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:20,056 INFO L87 Difference]: Start difference. First operand 6885 states and 19036 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:21,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:21,201 INFO L93 Difference]: Finished difference Result 8586 states and 23202 transitions. [2022-02-10 23:35:21,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:21,201 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:21,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:21,215 INFO L225 Difference]: With dead ends: 8586 [2022-02-10 23:35:21,215 INFO L226 Difference]: Without dead ends: 8586 [2022-02-10 23:35:21,215 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:21,215 INFO L934 BasicCegarLoop]: 325 mSDtfsCounter, 1273 mSDsluCounter, 1613 mSDsCounter, 0 mSdLazyCounter, 1510 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 1910 SdHoareTripleChecker+Invalid, 1663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 1510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:21,217 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 1910 Invalid, 1663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 1510 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:35:21,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8586 states. [2022-02-10 23:35:21,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8586 to 6851. [2022-02-10 23:35:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6851 states, 6847 states have (on average 2.765590769680152) internal successors, (18936), 6850 states have internal predecessors, (18936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:21,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6851 states to 6851 states and 18936 transitions. [2022-02-10 23:35:21,323 INFO L78 Accepts]: Start accepts. Automaton has 6851 states and 18936 transitions. Word has length 98 [2022-02-10 23:35:21,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:21,323 INFO L470 AbstractCegarLoop]: Abstraction has 6851 states and 18936 transitions. [2022-02-10 23:35:21,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:21,324 INFO L276 IsEmpty]: Start isEmpty. Operand 6851 states and 18936 transitions. [2022-02-10 23:35:21,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:21,329 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:21,329 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:21,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-10 23:35:21,329 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:21,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:21,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1931938283, now seen corresponding path program 65 times [2022-02-10 23:35:21,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:21,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869123750] [2022-02-10 23:35:21,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:21,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:21,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:21,620 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:21,620 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869123750] [2022-02-10 23:35:21,620 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869123750] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:21,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:21,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:21,621 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307418556] [2022-02-10 23:35:21,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:21,621 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:21,621 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:21,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:21,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:21,621 INFO L87 Difference]: Start difference. First operand 6851 states and 18936 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:23,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:23,176 INFO L93 Difference]: Finished difference Result 8920 states and 24113 transitions. [2022-02-10 23:35:23,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:23,176 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:23,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:23,189 INFO L225 Difference]: With dead ends: 8920 [2022-02-10 23:35:23,190 INFO L226 Difference]: Without dead ends: 8920 [2022-02-10 23:35:23,190 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:23,190 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 1116 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1742 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 2264 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1742 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:23,190 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1116 Valid, 2264 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1742 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:23,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8920 states. [2022-02-10 23:35:23,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8920 to 6872. [2022-02-10 23:35:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6872 states, 6868 states have (on average 2.766161910308678) internal successors, (18998), 6871 states have internal predecessors, (18998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:23,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6872 states to 6872 states and 18998 transitions. [2022-02-10 23:35:23,289 INFO L78 Accepts]: Start accepts. Automaton has 6872 states and 18998 transitions. Word has length 98 [2022-02-10 23:35:23,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:23,290 INFO L470 AbstractCegarLoop]: Abstraction has 6872 states and 18998 transitions. [2022-02-10 23:35:23,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:23,290 INFO L276 IsEmpty]: Start isEmpty. Operand 6872 states and 18998 transitions. [2022-02-10 23:35:23,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:23,294 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:23,294 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:23,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-10 23:35:23,295 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:23,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:23,295 INFO L85 PathProgramCache]: Analyzing trace with hash -879124343, now seen corresponding path program 66 times [2022-02-10 23:35:23,295 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:23,295 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395599220] [2022-02-10 23:35:23,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:23,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:23,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:23,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:23,778 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:23,778 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395599220] [2022-02-10 23:35:23,778 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395599220] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:23,778 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:23,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:23,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1284383426] [2022-02-10 23:35:23,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:23,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:23,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:23,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:23,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:23,779 INFO L87 Difference]: Start difference. First operand 6872 states and 18998 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:25,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:25,411 INFO L93 Difference]: Finished difference Result 8789 states and 23800 transitions. [2022-02-10 23:35:25,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:25,412 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:25,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:25,428 INFO L225 Difference]: With dead ends: 8789 [2022-02-10 23:35:25,428 INFO L226 Difference]: Without dead ends: 8789 [2022-02-10 23:35:25,428 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:25,428 INFO L934 BasicCegarLoop]: 346 mSDtfsCounter, 1099 mSDsluCounter, 2131 mSDsCounter, 0 mSdLazyCounter, 1940 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1099 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1940 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:25,429 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1099 Valid, 2444 Invalid, 2087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1940 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:25,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8789 states. [2022-02-10 23:35:25,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8789 to 6767. [2022-02-10 23:35:25,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6767 states, 6763 states have (on average 2.7632707378382375) internal successors, (18688), 6766 states have internal predecessors, (18688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6767 states to 6767 states and 18688 transitions. [2022-02-10 23:35:25,528 INFO L78 Accepts]: Start accepts. Automaton has 6767 states and 18688 transitions. Word has length 98 [2022-02-10 23:35:25,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:25,529 INFO L470 AbstractCegarLoop]: Abstraction has 6767 states and 18688 transitions. [2022-02-10 23:35:25,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 6767 states and 18688 transitions. [2022-02-10 23:35:25,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:25,533 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:25,533 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:25,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-10 23:35:25,534 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:25,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:25,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1641352669, now seen corresponding path program 67 times [2022-02-10 23:35:25,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:25,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882417575] [2022-02-10 23:35:25,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:25,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:25,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:26,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:26,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:26,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882417575] [2022-02-10 23:35:26,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882417575] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:26,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:26,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:26,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [904787409] [2022-02-10 23:35:26,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:26,067 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:26,067 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:26,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:26,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:26,067 INFO L87 Difference]: Start difference. First operand 6767 states and 18688 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:27,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:27,729 INFO L93 Difference]: Finished difference Result 8554 states and 23129 transitions. [2022-02-10 23:35:27,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:27,729 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:27,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:27,742 INFO L225 Difference]: With dead ends: 8554 [2022-02-10 23:35:27,742 INFO L226 Difference]: Without dead ends: 8554 [2022-02-10 23:35:27,743 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:27,743 INFO L934 BasicCegarLoop]: 338 mSDtfsCounter, 975 mSDsluCounter, 1807 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 975 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:27,743 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [975 Valid, 2115 Invalid, 1865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:27,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8554 states. [2022-02-10 23:35:27,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8554 to 6771. [2022-02-10 23:35:27,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6771 states, 6767 states have (on average 2.7634106694251517) internal successors, (18700), 6770 states have internal predecessors, (18700), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:27,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6771 states to 6771 states and 18700 transitions. [2022-02-10 23:35:27,836 INFO L78 Accepts]: Start accepts. Automaton has 6771 states and 18700 transitions. Word has length 98 [2022-02-10 23:35:27,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:27,836 INFO L470 AbstractCegarLoop]: Abstraction has 6771 states and 18700 transitions. [2022-02-10 23:35:27,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:27,837 INFO L276 IsEmpty]: Start isEmpty. Operand 6771 states and 18700 transitions. [2022-02-10 23:35:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:27,841 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:27,841 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:27,842 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-10 23:35:27,842 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:27,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:27,842 INFO L85 PathProgramCache]: Analyzing trace with hash 486027165, now seen corresponding path program 68 times [2022-02-10 23:35:27,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:27,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090911577] [2022-02-10 23:35:27,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:27,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:27,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:28,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:28,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:28,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090911577] [2022-02-10 23:35:28,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090911577] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:28,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:28,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:28,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916163106] [2022-02-10 23:35:28,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:28,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:28,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:28,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:28,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:28,221 INFO L87 Difference]: Start difference. First operand 6771 states and 18700 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:29,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:29,593 INFO L93 Difference]: Finished difference Result 8351 states and 22533 transitions. [2022-02-10 23:35:29,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:29,594 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:29,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:29,606 INFO L225 Difference]: With dead ends: 8351 [2022-02-10 23:35:29,606 INFO L226 Difference]: Without dead ends: 8351 [2022-02-10 23:35:29,606 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:29,606 INFO L934 BasicCegarLoop]: 331 mSDtfsCounter, 1114 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1114 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 1647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:29,606 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1114 Valid, 1865 Invalid, 1647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:29,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8351 states. [2022-02-10 23:35:29,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8351 to 6754. [2022-02-10 23:35:29,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6754 states, 6750 states have (on average 2.762962962962963) internal successors, (18650), 6753 states have internal predecessors, (18650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6754 states to 6754 states and 18650 transitions. [2022-02-10 23:35:29,703 INFO L78 Accepts]: Start accepts. Automaton has 6754 states and 18650 transitions. Word has length 98 [2022-02-10 23:35:29,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:29,703 INFO L470 AbstractCegarLoop]: Abstraction has 6754 states and 18650 transitions. [2022-02-10 23:35:29,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:29,704 INFO L276 IsEmpty]: Start isEmpty. Operand 6754 states and 18650 transitions. [2022-02-10 23:35:29,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:29,709 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:29,709 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:29,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-10 23:35:29,709 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:29,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:29,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1538841105, now seen corresponding path program 69 times [2022-02-10 23:35:29,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:29,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332242575] [2022-02-10 23:35:29,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:29,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:30,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:30,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:30,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332242575] [2022-02-10 23:35:30,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332242575] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:30,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:30,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:30,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543647285] [2022-02-10 23:35:30,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:30,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:30,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:30,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:30,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:30,158 INFO L87 Difference]: Start difference. First operand 6754 states and 18650 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:31,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:31,815 INFO L93 Difference]: Finished difference Result 8533 states and 23069 transitions. [2022-02-10 23:35:31,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:31,815 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:31,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:31,828 INFO L225 Difference]: With dead ends: 8533 [2022-02-10 23:35:31,828 INFO L226 Difference]: Without dead ends: 8533 [2022-02-10 23:35:31,828 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:31,829 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 956 mSDsluCounter, 1896 mSDsCounter, 0 mSdLazyCounter, 1774 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 956 SdHoareTripleChecker+Valid, 2203 SdHoareTripleChecker+Invalid, 1929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 1774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:31,829 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [956 Valid, 2203 Invalid, 1929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 1774 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:31,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8533 states. [2022-02-10 23:35:31,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8533 to 6712. [2022-02-10 23:35:31,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6712 states, 6708 states have (on average 2.7617769827072154) internal successors, (18526), 6711 states have internal predecessors, (18526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6712 states to 6712 states and 18526 transitions. [2022-02-10 23:35:31,935 INFO L78 Accepts]: Start accepts. Automaton has 6712 states and 18526 transitions. Word has length 98 [2022-02-10 23:35:31,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:31,936 INFO L470 AbstractCegarLoop]: Abstraction has 6712 states and 18526 transitions. [2022-02-10 23:35:31,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:31,936 INFO L276 IsEmpty]: Start isEmpty. Operand 6712 states and 18526 transitions. [2022-02-10 23:35:31,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:31,941 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:31,941 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:31,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-10 23:35:31,941 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:31,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:31,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1551324177, now seen corresponding path program 70 times [2022-02-10 23:35:31,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:31,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485017696] [2022-02-10 23:35:31,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:31,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:32,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:32,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:32,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485017696] [2022-02-10 23:35:32,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485017696] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:32,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:32,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:32,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875456703] [2022-02-10 23:35:32,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:32,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:32,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:32,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:32,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:32,553 INFO L87 Difference]: Start difference. First operand 6712 states and 18526 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:33,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:33,793 INFO L93 Difference]: Finished difference Result 8049 states and 21708 transitions. [2022-02-10 23:35:33,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:33,793 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:33,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:33,806 INFO L225 Difference]: With dead ends: 8049 [2022-02-10 23:35:33,806 INFO L226 Difference]: Without dead ends: 8049 [2022-02-10 23:35:33,806 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:33,806 INFO L934 BasicCegarLoop]: 337 mSDtfsCounter, 960 mSDsluCounter, 1541 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 1638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:33,806 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 1853 Invalid, 1638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:35:33,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8049 states. [2022-02-10 23:35:33,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8049 to 6320. [2022-02-10 23:35:33,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6320 states, 6316 states have (on average 2.7495250158328055) internal successors, (17366), 6319 states have internal predecessors, (17366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:33,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6320 states to 6320 states and 17366 transitions. [2022-02-10 23:35:33,909 INFO L78 Accepts]: Start accepts. Automaton has 6320 states and 17366 transitions. Word has length 98 [2022-02-10 23:35:33,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:33,909 INFO L470 AbstractCegarLoop]: Abstraction has 6320 states and 17366 transitions. [2022-02-10 23:35:33,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 6320 states and 17366 transitions. [2022-02-10 23:35:33,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:33,914 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:33,914 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:33,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-10 23:35:33,914 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:33,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:33,915 INFO L85 PathProgramCache]: Analyzing trace with hash -314600621, now seen corresponding path program 73 times [2022-02-10 23:35:33,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:33,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017090617] [2022-02-10 23:35:33,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:33,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:33,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:34,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:34,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:34,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017090617] [2022-02-10 23:35:34,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017090617] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:34,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:34,191 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:34,191 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600870175] [2022-02-10 23:35:34,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:34,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:34,191 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:34,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:34,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:34,191 INFO L87 Difference]: Start difference. First operand 6320 states and 17366 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:35,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:35,922 INFO L93 Difference]: Finished difference Result 7943 states and 21359 transitions. [2022-02-10 23:35:35,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:35:35,922 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:35,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:35,932 INFO L225 Difference]: With dead ends: 7943 [2022-02-10 23:35:35,932 INFO L226 Difference]: Without dead ends: 7943 [2022-02-10 23:35:35,932 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:35:35,932 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 943 mSDsluCounter, 1795 mSDsCounter, 0 mSdLazyCounter, 1528 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2163 SdHoareTripleChecker+Invalid, 1652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:35,932 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2163 Invalid, 1652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1528 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:35,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7943 states. [2022-02-10 23:35:36,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7943 to 6408. [2022-02-10 23:35:36,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6408 states, 6404 states have (on average 2.7520299812617113) internal successors, (17624), 6407 states have internal predecessors, (17624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:36,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6408 states to 6408 states and 17624 transitions. [2022-02-10 23:35:36,028 INFO L78 Accepts]: Start accepts. Automaton has 6408 states and 17624 transitions. Word has length 98 [2022-02-10 23:35:36,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:36,029 INFO L470 AbstractCegarLoop]: Abstraction has 6408 states and 17624 transitions. [2022-02-10 23:35:36,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:36,029 INFO L276 IsEmpty]: Start isEmpty. Operand 6408 states and 17624 transitions. [2022-02-10 23:35:36,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:36,034 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:36,034 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:36,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-10 23:35:36,034 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:36,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:36,034 INFO L85 PathProgramCache]: Analyzing trace with hash -317887241, now seen corresponding path program 74 times [2022-02-10 23:35:36,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:36,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058089391] [2022-02-10 23:35:36,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:36,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:36,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:36,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058089391] [2022-02-10 23:35:36,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058089391] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:36,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:36,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:36,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [487446258] [2022-02-10 23:35:36,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:36,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:36,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:36,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:36,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:36,422 INFO L87 Difference]: Start difference. First operand 6408 states and 17624 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:38,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:38,294 INFO L93 Difference]: Finished difference Result 7831 states and 21031 transitions. [2022-02-10 23:35:38,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:35:38,295 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:38,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:38,307 INFO L225 Difference]: With dead ends: 7831 [2022-02-10 23:35:38,307 INFO L226 Difference]: Without dead ends: 7831 [2022-02-10 23:35:38,307 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:35:38,307 INFO L934 BasicCegarLoop]: 342 mSDtfsCounter, 1331 mSDsluCounter, 2095 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 2415 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:38,307 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 2415 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:38,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7831 states. [2022-02-10 23:35:38,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7831 to 6494. [2022-02-10 23:35:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7543913713405237) internal successors, (17876), 6493 states have internal predecessors, (17876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:38,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17876 transitions. [2022-02-10 23:35:38,408 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17876 transitions. Word has length 98 [2022-02-10 23:35:38,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:38,408 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17876 transitions. [2022-02-10 23:35:38,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:38,408 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17876 transitions. [2022-02-10 23:35:38,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:38,413 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:38,413 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:38,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-10 23:35:38,414 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:38,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:38,414 INFO L85 PathProgramCache]: Analyzing trace with hash -317911421, now seen corresponding path program 75 times [2022-02-10 23:35:38,414 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:38,414 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604708639] [2022-02-10 23:35:38,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:38,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:38,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:38,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:38,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:38,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604708639] [2022-02-10 23:35:38,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604708639] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:38,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:38,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:38,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743871196] [2022-02-10 23:35:38,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:38,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:38,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:38,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:38,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:38,835 INFO L87 Difference]: Start difference. First operand 6494 states and 17876 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:40,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:40,422 INFO L93 Difference]: Finished difference Result 7915 states and 21305 transitions. [2022-02-10 23:35:40,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:40,422 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:40,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:40,434 INFO L225 Difference]: With dead ends: 7915 [2022-02-10 23:35:40,434 INFO L226 Difference]: Without dead ends: 7915 [2022-02-10 23:35:40,435 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:40,435 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 1088 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1927 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:40,435 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2338 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1927 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:40,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-02-10 23:35:40,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 6452. [2022-02-10 23:35:40,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.75325682382134) internal successors, (17753), 6451 states have internal predecessors, (17753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:40,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17753 transitions. [2022-02-10 23:35:40,526 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17753 transitions. Word has length 98 [2022-02-10 23:35:40,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:40,526 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17753 transitions. [2022-02-10 23:35:40,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:40,526 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17753 transitions. [2022-02-10 23:35:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:40,531 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:40,531 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:40,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-10 23:35:40,531 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:40,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:40,531 INFO L85 PathProgramCache]: Analyzing trace with hash 183943827, now seen corresponding path program 76 times [2022-02-10 23:35:40,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:40,532 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984503901] [2022-02-10 23:35:40,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:40,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:40,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:40,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:40,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984503901] [2022-02-10 23:35:40,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984503901] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:40,921 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:40,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:40,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059656543] [2022-02-10 23:35:40,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:40,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:40,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:40,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:40,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:40,921 INFO L87 Difference]: Start difference. First operand 6452 states and 17753 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:42,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:42,420 INFO L93 Difference]: Finished difference Result 7915 states and 21263 transitions. [2022-02-10 23:35:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:42,420 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:42,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:42,432 INFO L225 Difference]: With dead ends: 7915 [2022-02-10 23:35:42,432 INFO L226 Difference]: Without dead ends: 7915 [2022-02-10 23:35:42,433 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:42,433 INFO L934 BasicCegarLoop]: 310 mSDtfsCounter, 1069 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1069 SdHoareTripleChecker+Valid, 2091 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:42,433 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1069 Valid, 2091 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:35:42,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7915 states. [2022-02-10 23:35:42,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7915 to 6466. [2022-02-10 23:35:42,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6466 states, 6462 states have (on average 2.7536366450015475) internal successors, (17794), 6465 states have internal predecessors, (17794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:42,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6466 states to 6466 states and 17794 transitions. [2022-02-10 23:35:42,528 INFO L78 Accepts]: Start accepts. Automaton has 6466 states and 17794 transitions. Word has length 98 [2022-02-10 23:35:42,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:42,528 INFO L470 AbstractCegarLoop]: Abstraction has 6466 states and 17794 transitions. [2022-02-10 23:35:42,528 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:42,528 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 17794 transitions. [2022-02-10 23:35:42,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:42,533 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:42,533 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:42,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-10 23:35:42,533 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:42,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:42,533 INFO L85 PathProgramCache]: Analyzing trace with hash 793467687, now seen corresponding path program 77 times [2022-02-10 23:35:42,533 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:42,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643775573] [2022-02-10 23:35:42,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:42,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:42,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:42,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:42,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643775573] [2022-02-10 23:35:42,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643775573] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:42,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:42,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:42,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519325958] [2022-02-10 23:35:42,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:42,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:42,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:42,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:42,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:42,982 INFO L87 Difference]: Start difference. First operand 6466 states and 17794 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:44,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:44,690 INFO L93 Difference]: Finished difference Result 7971 states and 21427 transitions. [2022-02-10 23:35:44,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:44,691 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:44,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:44,704 INFO L225 Difference]: With dead ends: 7971 [2022-02-10 23:35:44,704 INFO L226 Difference]: Without dead ends: 7971 [2022-02-10 23:35:44,704 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:44,704 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1082 mSDsluCounter, 1791 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1082 SdHoareTripleChecker+Valid, 2093 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:44,704 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1082 Valid, 2093 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:35:44,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7971 states. [2022-02-10 23:35:44,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7971 to 6438. [2022-02-10 23:35:44,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.7528753497046936) internal successors, (17712), 6437 states have internal predecessors, (17712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:44,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17712 transitions. [2022-02-10 23:35:44,799 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17712 transitions. Word has length 98 [2022-02-10 23:35:44,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:44,799 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17712 transitions. [2022-02-10 23:35:44,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:44,799 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17712 transitions. [2022-02-10 23:35:44,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:44,804 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:44,804 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:44,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-10 23:35:44,804 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:44,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:44,805 INFO L85 PathProgramCache]: Analyzing trace with hash 588303107, now seen corresponding path program 78 times [2022-02-10 23:35:44,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:44,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [748863984] [2022-02-10 23:35:44,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:44,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:45,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:45,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [748863984] [2022-02-10 23:35:45,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [748863984] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:45,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:45,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:45,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932105087] [2022-02-10 23:35:45,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:45,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:45,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:45,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:45,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:45,209 INFO L87 Difference]: Start difference. First operand 6438 states and 17712 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:46,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:46,740 INFO L93 Difference]: Finished difference Result 8027 states and 21577 transitions. [2022-02-10 23:35:46,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:46,740 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:46,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:46,753 INFO L225 Difference]: With dead ends: 8027 [2022-02-10 23:35:46,753 INFO L226 Difference]: Without dead ends: 8027 [2022-02-10 23:35:46,753 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:46,754 INFO L934 BasicCegarLoop]: 300 mSDtfsCounter, 1088 mSDsluCounter, 1750 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:46,754 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2029 Invalid, 1703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:35:46,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8027 states. [2022-02-10 23:35:46,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8027 to 6466. [2022-02-10 23:35:46,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6466 states, 6462 states have (on average 2.7536366450015475) internal successors, (17794), 6465 states have internal predecessors, (17794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:46,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6466 states to 6466 states and 17794 transitions. [2022-02-10 23:35:46,858 INFO L78 Accepts]: Start accepts. Automaton has 6466 states and 17794 transitions. Word has length 98 [2022-02-10 23:35:46,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:46,858 INFO L470 AbstractCegarLoop]: Abstraction has 6466 states and 17794 transitions. [2022-02-10 23:35:46,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:46,858 INFO L276 IsEmpty]: Start isEmpty. Operand 6466 states and 17794 transitions. [2022-02-10 23:35:46,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:46,863 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:46,863 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:46,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-10 23:35:46,864 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:46,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:46,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1444799053, now seen corresponding path program 79 times [2022-02-10 23:35:46,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:46,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661352150] [2022-02-10 23:35:46,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:46,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:47,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:47,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:47,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661352150] [2022-02-10 23:35:47,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661352150] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:47,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:47,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:47,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2118671939] [2022-02-10 23:35:47,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:47,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:47,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:47,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:47,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:47,211 INFO L87 Difference]: Start difference. First operand 6466 states and 17794 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:48,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:48,270 INFO L93 Difference]: Finished difference Result 8139 states and 21863 transitions. [2022-02-10 23:35:48,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:48,270 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:48,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:48,282 INFO L225 Difference]: With dead ends: 8139 [2022-02-10 23:35:48,282 INFO L226 Difference]: Without dead ends: 8139 [2022-02-10 23:35:48,282 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:48,282 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1250 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1388 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1250 SdHoareTripleChecker+Valid, 1765 SdHoareTripleChecker+Invalid, 1534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:48,282 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1250 Valid, 1765 Invalid, 1534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1388 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:35:48,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8139 states. [2022-02-10 23:35:48,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8139 to 6480. [2022-02-10 23:35:48,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.7540148239654108) internal successors, (17835), 6479 states have internal predecessors, (17835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:48,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17835 transitions. [2022-02-10 23:35:48,376 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17835 transitions. Word has length 98 [2022-02-10 23:35:48,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:48,376 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17835 transitions. [2022-02-10 23:35:48,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:48,376 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17835 transitions. [2022-02-10 23:35:48,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:48,380 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:48,380 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:48,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-10 23:35:48,381 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:48,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:48,381 INFO L85 PathProgramCache]: Analyzing trace with hash 2054322913, now seen corresponding path program 80 times [2022-02-10 23:35:48,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:48,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470586969] [2022-02-10 23:35:48,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:48,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:48,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:48,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:48,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470586969] [2022-02-10 23:35:48,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470586969] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:48,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:48,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:48,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115469590] [2022-02-10 23:35:48,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:48,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:48,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:48,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:48,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:48,710 INFO L87 Difference]: Start difference. First operand 6480 states and 17835 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:49,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:49,978 INFO L93 Difference]: Finished difference Result 8069 states and 21700 transitions. [2022-02-10 23:35:49,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:49,978 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:49,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:49,989 INFO L225 Difference]: With dead ends: 8069 [2022-02-10 23:35:49,989 INFO L226 Difference]: Without dead ends: 8069 [2022-02-10 23:35:49,990 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:49,990 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1079 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1615 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1079 SdHoareTripleChecker+Valid, 2023 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1615 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:49,990 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1079 Valid, 2023 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1615 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:49,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8069 states. [2022-02-10 23:35:50,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8069 to 6410. [2022-02-10 23:35:50,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.752107399313144) internal successors, (17630), 6409 states have internal predecessors, (17630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:50,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17630 transitions. [2022-02-10 23:35:50,077 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17630 transitions. Word has length 98 [2022-02-10 23:35:50,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:50,077 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17630 transitions. [2022-02-10 23:35:50,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:50,077 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17630 transitions. [2022-02-10 23:35:50,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:50,082 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:50,082 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:50,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-10 23:35:50,082 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:50,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:50,082 INFO L85 PathProgramCache]: Analyzing trace with hash 2111811, now seen corresponding path program 81 times [2022-02-10 23:35:50,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:50,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490965222] [2022-02-10 23:35:50,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:50,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:50,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:50,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:50,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490965222] [2022-02-10 23:35:50,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490965222] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:50,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:50,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:50,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125322591] [2022-02-10 23:35:50,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:50,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:50,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:50,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:50,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:50,365 INFO L87 Difference]: Start difference. First operand 6410 states and 17630 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:51,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:51,199 INFO L93 Difference]: Finished difference Result 7803 states and 20977 transitions. [2022-02-10 23:35:51,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:35:51,199 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:51,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:51,211 INFO L225 Difference]: With dead ends: 7803 [2022-02-10 23:35:51,211 INFO L226 Difference]: Without dead ends: 7803 [2022-02-10 23:35:51,211 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=645, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:35:51,211 INFO L934 BasicCegarLoop]: 293 mSDtfsCounter, 931 mSDsluCounter, 1152 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 1429 SdHoareTripleChecker+Invalid, 1171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:51,211 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [931 Valid, 1429 Invalid, 1171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-10 23:35:51,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7803 states. [2022-02-10 23:35:51,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7803 to 6398. [2022-02-10 23:35:51,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:51,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:35:51,300 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:35:51,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:51,300 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:35:51,300 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:51,300 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:35:51,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:51,305 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:51,305 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:51,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-10 23:35:51,305 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:51,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:51,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1266557385, now seen corresponding path program 82 times [2022-02-10 23:35:51,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:51,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973527524] [2022-02-10 23:35:51,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:51,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:51,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:51,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:51,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973527524] [2022-02-10 23:35:51,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973527524] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:51,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:51,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:51,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062190170] [2022-02-10 23:35:51,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:51,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:51,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:51,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:51,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:51,645 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:52,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:52,893 INFO L93 Difference]: Finished difference Result 8027 states and 21577 transitions. [2022-02-10 23:35:52,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:35:52,893 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:52,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:52,905 INFO L225 Difference]: With dead ends: 8027 [2022-02-10 23:35:52,905 INFO L226 Difference]: Without dead ends: 8027 [2022-02-10 23:35:52,905 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:35:52,905 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 1088 mSDsluCounter, 1758 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1088 SdHoareTripleChecker+Valid, 2046 SdHoareTripleChecker+Invalid, 1695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:52,905 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1088 Valid, 2046 Invalid, 1695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:52,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8027 states. [2022-02-10 23:35:52,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8027 to 6398. [2022-02-10 23:35:52,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:52,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:35:52,994 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:35:52,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:52,994 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:35:52,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:35:52,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:52,998 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:52,998 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:52,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-10 23:35:52,999 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:52,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:52,999 INFO L85 PathProgramCache]: Analyzing trace with hash 2049317227, now seen corresponding path program 83 times [2022-02-10 23:35:52,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:52,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714960315] [2022-02-10 23:35:52,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:52,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:53,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:53,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:53,297 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:53,297 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714960315] [2022-02-10 23:35:53,297 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714960315] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:53,297 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:53,297 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:53,297 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044957880] [2022-02-10 23:35:53,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:53,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:53,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:53,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:53,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:53,297 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:54,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:54,376 INFO L93 Difference]: Finished difference Result 7971 states and 21427 transitions. [2022-02-10 23:35:54,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:35:54,376 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:54,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:54,388 INFO L225 Difference]: With dead ends: 7971 [2022-02-10 23:35:54,388 INFO L226 Difference]: Without dead ends: 7971 [2022-02-10 23:35:54,388 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=330, Invalid=726, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:35:54,388 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 1413 mSDsluCounter, 1515 mSDsCounter, 0 mSdLazyCounter, 1430 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 1813 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:54,388 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 1813 Invalid, 1574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1430 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:35:54,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7971 states. [2022-02-10 23:35:54,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7971 to 6398. [2022-02-10 23:35:54,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6398 states, 6394 states have (on average 2.7517985611510793) internal successors, (17595), 6397 states have internal predecessors, (17595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:54,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6398 states to 6398 states and 17595 transitions. [2022-02-10 23:35:54,482 INFO L78 Accepts]: Start accepts. Automaton has 6398 states and 17595 transitions. Word has length 98 [2022-02-10 23:35:54,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:54,482 INFO L470 AbstractCegarLoop]: Abstraction has 6398 states and 17595 transitions. [2022-02-10 23:35:54,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:54,482 INFO L276 IsEmpty]: Start isEmpty. Operand 6398 states and 17595 transitions. [2022-02-10 23:35:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:54,487 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:54,487 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:54,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-10 23:35:54,487 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:54,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:54,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1636126209, now seen corresponding path program 84 times [2022-02-10 23:35:54,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:54,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132750431] [2022-02-10 23:35:54,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:54,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:54,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:54,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:54,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132750431] [2022-02-10 23:35:54,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132750431] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:54,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:54,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:54,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1325437229] [2022-02-10 23:35:54,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:54,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:54,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:54,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:54,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:54,861 INFO L87 Difference]: Start difference. First operand 6398 states and 17595 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:56,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:56,120 INFO L93 Difference]: Finished difference Result 7901 states and 21264 transitions. [2022-02-10 23:35:56,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:35:56,120 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:56,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:56,132 INFO L225 Difference]: With dead ends: 7901 [2022-02-10 23:35:56,132 INFO L226 Difference]: Without dead ends: 7901 [2022-02-10 23:35:56,132 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:35:56,132 INFO L934 BasicCegarLoop]: 325 mSDtfsCounter, 1109 mSDsluCounter, 1487 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1109 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:56,133 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1109 Valid, 1796 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:35:56,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7901 states. [2022-02-10 23:35:56,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7901 to 6286. [2022-02-10 23:35:56,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6286 states, 6282 states have (on average 2.7486469277300225) internal successors, (17267), 6285 states have internal predecessors, (17267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:56,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6286 states to 6286 states and 17267 transitions. [2022-02-10 23:35:56,219 INFO L78 Accepts]: Start accepts. Automaton has 6286 states and 17267 transitions. Word has length 98 [2022-02-10 23:35:56,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:56,219 INFO L470 AbstractCegarLoop]: Abstraction has 6286 states and 17267 transitions. [2022-02-10 23:35:56,219 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:56,219 INFO L276 IsEmpty]: Start isEmpty. Operand 6286 states and 17267 transitions. [2022-02-10 23:35:56,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:56,224 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:56,224 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:56,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-10 23:35:56,224 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:56,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:56,224 INFO L85 PathProgramCache]: Analyzing trace with hash -956201733, now seen corresponding path program 85 times [2022-02-10 23:35:56,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:56,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363165604] [2022-02-10 23:35:56,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:56,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:56,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:56,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:56,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363165604] [2022-02-10 23:35:56,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363165604] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:56,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:56,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:56,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409804405] [2022-02-10 23:35:56,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:56,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:56,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:56,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:56,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:56,518 INFO L87 Difference]: Start difference. First operand 6286 states and 17267 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:58,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:35:58,446 INFO L93 Difference]: Finished difference Result 7789 states and 20936 transitions. [2022-02-10 23:35:58,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:35:58,446 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:35:58,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:35:58,458 INFO L225 Difference]: With dead ends: 7789 [2022-02-10 23:35:58,458 INFO L226 Difference]: Without dead ends: 7789 [2022-02-10 23:35:58,459 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-02-10 23:35:58,459 INFO L934 BasicCegarLoop]: 395 mSDtfsCounter, 943 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1816 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 943 SdHoareTripleChecker+Valid, 2421 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 1816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:35:58,459 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [943 Valid, 2421 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 1816 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:35:58,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7789 states. [2022-02-10 23:35:58,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7789 to 6350. [2022-02-10 23:35:58,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6350 states, 6346 states have (on average 2.7505515285219038) internal successors, (17455), 6349 states have internal predecessors, (17455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6350 states to 6350 states and 17455 transitions. [2022-02-10 23:35:58,555 INFO L78 Accepts]: Start accepts. Automaton has 6350 states and 17455 transitions. Word has length 98 [2022-02-10 23:35:58,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:35:58,555 INFO L470 AbstractCegarLoop]: Abstraction has 6350 states and 17455 transitions. [2022-02-10 23:35:58,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:35:58,555 INFO L276 IsEmpty]: Start isEmpty. Operand 6350 states and 17455 transitions. [2022-02-10 23:35:58,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:35:58,560 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:35:58,560 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:35:58,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-10 23:35:58,560 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:35:58,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:35:58,560 INFO L85 PathProgramCache]: Analyzing trace with hash -959488353, now seen corresponding path program 86 times [2022-02-10 23:35:58,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:35:58,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387506773] [2022-02-10 23:35:58,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:35:58,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:35:58,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:35:58,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:35:58,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:35:58,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387506773] [2022-02-10 23:35:58,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387506773] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:35:58,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:35:58,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:35:58,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868839642] [2022-02-10 23:35:58,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:35:58,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:35:58,966 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:35:58,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:35:58,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:35:58,967 INFO L87 Difference]: Start difference. First operand 6350 states and 17455 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:00,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:00,557 INFO L93 Difference]: Finished difference Result 7677 states and 20608 transitions. [2022-02-10 23:36:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:36:00,557 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:00,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:00,569 INFO L225 Difference]: With dead ends: 7677 [2022-02-10 23:36:00,569 INFO L226 Difference]: Without dead ends: 7677 [2022-02-10 23:36:00,569 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:36:00,570 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1176 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 1919 SdHoareTripleChecker+Invalid, 1706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:00,570 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 1919 Invalid, 1706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:36:00,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7677 states. [2022-02-10 23:36:00,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7677 to 6410. [2022-02-10 23:36:00,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.7522635029659694) internal successors, (17631), 6409 states have internal predecessors, (17631), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17631 transitions. [2022-02-10 23:36:00,662 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17631 transitions. Word has length 98 [2022-02-10 23:36:00,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:00,662 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17631 transitions. [2022-02-10 23:36:00,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:00,663 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17631 transitions. [2022-02-10 23:36:00,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:00,667 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:00,667 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:00,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-10 23:36:00,668 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:00,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:00,668 INFO L85 PathProgramCache]: Analyzing trace with hash -959512533, now seen corresponding path program 87 times [2022-02-10 23:36:00,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:00,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85206403] [2022-02-10 23:36:00,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:00,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:00,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:01,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:01,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:01,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85206403] [2022-02-10 23:36:01,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85206403] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:01,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:01,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:01,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151569678] [2022-02-10 23:36:01,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:01,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:01,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:01,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:01,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:01,203 INFO L87 Difference]: Start difference. First operand 6410 states and 17631 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:02,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:02,774 INFO L93 Difference]: Finished difference Result 7761 states and 20882 transitions. [2022-02-10 23:36:02,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:02,774 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:02,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:02,787 INFO L225 Difference]: With dead ends: 7761 [2022-02-10 23:36:02,787 INFO L226 Difference]: Without dead ends: 7761 [2022-02-10 23:36:02,787 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:02,787 INFO L934 BasicCegarLoop]: 315 mSDtfsCounter, 1427 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1591 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1427 SdHoareTripleChecker+Valid, 1896 SdHoareTripleChecker+Invalid, 1749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 1591 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:02,787 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1427 Valid, 1896 Invalid, 1749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 1591 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:36:02,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-02-10 23:36:02,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6368. [2022-02-10 23:36:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.751099937146449) internal successors, (17508), 6367 states have internal predecessors, (17508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:02,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17508 transitions. [2022-02-10 23:36:02,891 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17508 transitions. Word has length 98 [2022-02-10 23:36:02,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:02,891 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17508 transitions. [2022-02-10 23:36:02,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:02,891 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17508 transitions. [2022-02-10 23:36:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:02,896 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:02,896 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:02,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-10 23:36:02,897 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:02,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:02,897 INFO L85 PathProgramCache]: Analyzing trace with hash -457657285, now seen corresponding path program 88 times [2022-02-10 23:36:02,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:02,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021039326] [2022-02-10 23:36:02,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:02,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:02,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:03,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:03,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:03,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021039326] [2022-02-10 23:36:03,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021039326] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:03,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:03,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:03,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203404419] [2022-02-10 23:36:03,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:03,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:03,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:03,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:03,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:03,286 INFO L87 Difference]: Start difference. First operand 6368 states and 17508 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:04,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:04,766 INFO L93 Difference]: Finished difference Result 7761 states and 20840 transitions. [2022-02-10 23:36:04,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:04,766 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:04,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:04,781 INFO L225 Difference]: With dead ends: 7761 [2022-02-10 23:36:04,781 INFO L226 Difference]: Without dead ends: 7761 [2022-02-10 23:36:04,781 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:04,783 INFO L934 BasicCegarLoop]: 307 mSDtfsCounter, 946 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 1566 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 1981 SdHoareTripleChecker+Invalid, 1699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 1566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:04,783 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 1981 Invalid, 1699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 1566 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:04,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-02-10 23:36:04,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6382. [2022-02-10 23:36:04,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.751489495139542) internal successors, (17549), 6381 states have internal predecessors, (17549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:04,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17549 transitions. [2022-02-10 23:36:04,865 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17549 transitions. Word has length 98 [2022-02-10 23:36:04,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:04,866 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17549 transitions. [2022-02-10 23:36:04,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:04,866 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17549 transitions. [2022-02-10 23:36:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:04,870 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:04,870 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:04,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-10 23:36:04,871 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:04,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:04,871 INFO L85 PathProgramCache]: Analyzing trace with hash 151866575, now seen corresponding path program 89 times [2022-02-10 23:36:04,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:04,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737742169] [2022-02-10 23:36:04,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:04,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:05,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:05,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:05,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737742169] [2022-02-10 23:36:05,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737742169] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:05,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:05,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:05,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678917908] [2022-02-10 23:36:05,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:05,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:05,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:05,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:05,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:05,384 INFO L87 Difference]: Start difference. First operand 6382 states and 17549 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:06,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:06,914 INFO L93 Difference]: Finished difference Result 7817 states and 21004 transitions. [2022-02-10 23:36:06,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:06,915 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:06,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:06,927 INFO L225 Difference]: With dead ends: 7817 [2022-02-10 23:36:06,927 INFO L226 Difference]: Without dead ends: 7817 [2022-02-10 23:36:06,927 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:06,927 INFO L934 BasicCegarLoop]: 318 mSDtfsCounter, 1077 mSDsluCounter, 1547 mSDsCounter, 0 mSdLazyCounter, 1446 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:06,928 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 1847 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1446 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:06,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7817 states. [2022-02-10 23:36:07,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7817 to 6354. [2022-02-10 23:36:07,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6354 states, 6350 states have (on average 2.7507086614173226) internal successors, (17467), 6353 states have internal predecessors, (17467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:07,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6354 states to 6354 states and 17467 transitions. [2022-02-10 23:36:07,025 INFO L78 Accepts]: Start accepts. Automaton has 6354 states and 17467 transitions. Word has length 98 [2022-02-10 23:36:07,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:07,025 INFO L470 AbstractCegarLoop]: Abstraction has 6354 states and 17467 transitions. [2022-02-10 23:36:07,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 6354 states and 17467 transitions. [2022-02-10 23:36:07,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:07,030 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:07,030 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:07,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-10 23:36:07,030 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:07,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:07,031 INFO L85 PathProgramCache]: Analyzing trace with hash -53298005, now seen corresponding path program 90 times [2022-02-10 23:36:07,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:07,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973265182] [2022-02-10 23:36:07,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:07,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:07,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:07,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:07,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:07,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973265182] [2022-02-10 23:36:07,444 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973265182] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:07,444 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:07,444 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:07,444 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861989909] [2022-02-10 23:36:07,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:07,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:07,444 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:07,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:07,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:07,445 INFO L87 Difference]: Start difference. First operand 6354 states and 17467 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:08,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:08,759 INFO L93 Difference]: Finished difference Result 7593 states and 20390 transitions. [2022-02-10 23:36:08,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:36:08,759 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:08,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:08,771 INFO L225 Difference]: With dead ends: 7593 [2022-02-10 23:36:08,771 INFO L226 Difference]: Without dead ends: 7593 [2022-02-10 23:36:08,771 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:36:08,771 INFO L934 BasicCegarLoop]: 299 mSDtfsCounter, 930 mSDsluCounter, 1561 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 930 SdHoareTripleChecker+Valid, 1840 SdHoareTripleChecker+Invalid, 1533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:08,771 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [930 Valid, 1840 Invalid, 1533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:36:08,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7593 states. [2022-02-10 23:36:08,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7593 to 6330. [2022-02-10 23:36:08,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6330 states, 6326 states have (on average 2.7500790388871326) internal successors, (17397), 6329 states have internal predecessors, (17397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 6330 states and 17397 transitions. [2022-02-10 23:36:08,868 INFO L78 Accepts]: Start accepts. Automaton has 6330 states and 17397 transitions. Word has length 98 [2022-02-10 23:36:08,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:08,868 INFO L470 AbstractCegarLoop]: Abstraction has 6330 states and 17397 transitions. [2022-02-10 23:36:08,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 17397 transitions. [2022-02-10 23:36:08,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:08,873 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:08,873 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:08,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-10 23:36:08,873 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:08,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:08,873 INFO L85 PathProgramCache]: Analyzing trace with hash 803197941, now seen corresponding path program 91 times [2022-02-10 23:36:08,874 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:08,874 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964290811] [2022-02-10 23:36:08,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:08,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:09,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:09,279 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:09,279 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964290811] [2022-02-10 23:36:09,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964290811] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:09,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:09,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:09,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096475151] [2022-02-10 23:36:09,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:09,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:09,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:09,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:09,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:09,280 INFO L87 Difference]: Start difference. First operand 6330 states and 17397 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:10,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:10,559 INFO L93 Difference]: Finished difference Result 7761 states and 20840 transitions. [2022-02-10 23:36:10,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:10,560 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:10,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:10,572 INFO L225 Difference]: With dead ends: 7761 [2022-02-10 23:36:10,572 INFO L226 Difference]: Without dead ends: 7761 [2022-02-10 23:36:10,572 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:10,573 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 928 mSDsluCounter, 1378 mSDsCounter, 0 mSdLazyCounter, 1257 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 928 SdHoareTripleChecker+Valid, 1672 SdHoareTripleChecker+Invalid, 1389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 1257 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:10,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [928 Valid, 1672 Invalid, 1389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 1257 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:10,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7761 states. [2022-02-10 23:36:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7761 to 6330. [2022-02-10 23:36:10,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6330 states, 6326 states have (on average 2.7500790388871326) internal successors, (17397), 6329 states have internal predecessors, (17397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:10,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6330 states to 6330 states and 17397 transitions. [2022-02-10 23:36:10,672 INFO L78 Accepts]: Start accepts. Automaton has 6330 states and 17397 transitions. Word has length 98 [2022-02-10 23:36:10,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:10,672 INFO L470 AbstractCegarLoop]: Abstraction has 6330 states and 17397 transitions. [2022-02-10 23:36:10,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:10,672 INFO L276 IsEmpty]: Start isEmpty. Operand 6330 states and 17397 transitions. [2022-02-10 23:36:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:10,677 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:10,677 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:10,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-10 23:36:10,677 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:10,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:10,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1412721801, now seen corresponding path program 92 times [2022-02-10 23:36:10,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:10,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344336739] [2022-02-10 23:36:10,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:10,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:11,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:11,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:11,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344336739] [2022-02-10 23:36:11,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344336739] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:11,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:11,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:11,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530781740] [2022-02-10 23:36:11,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:11,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:11,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:11,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:11,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:11,122 INFO L87 Difference]: Start difference. First operand 6330 states and 17397 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:12,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:12,883 INFO L93 Difference]: Finished difference Result 7691 states and 20677 transitions. [2022-02-10 23:36:12,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:12,883 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:12,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:12,895 INFO L225 Difference]: With dead ends: 7691 [2022-02-10 23:36:12,895 INFO L226 Difference]: Without dead ends: 7691 [2022-02-10 23:36:12,895 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:12,895 INFO L934 BasicCegarLoop]: 320 mSDtfsCounter, 1236 mSDsluCounter, 1956 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1236 SdHoareTripleChecker+Valid, 2254 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:12,895 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1236 Valid, 2254 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:36:12,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7691 states. [2022-02-10 23:36:12,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7691 to 6218. [2022-02-10 23:36:12,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6218 states, 6214 states have (on average 2.7468619246861925) internal successors, (17069), 6217 states have internal predecessors, (17069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:12,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6218 states to 6218 states and 17069 transitions. [2022-02-10 23:36:12,987 INFO L78 Accepts]: Start accepts. Automaton has 6218 states and 17069 transitions. Word has length 98 [2022-02-10 23:36:12,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:12,987 INFO L470 AbstractCegarLoop]: Abstraction has 6218 states and 17069 transitions. [2022-02-10 23:36:12,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:12,987 INFO L276 IsEmpty]: Start isEmpty. Operand 6218 states and 17069 transitions. [2022-02-10 23:36:12,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:12,992 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:12,992 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:12,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-10 23:36:12,992 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:12,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:12,993 INFO L85 PathProgramCache]: Analyzing trace with hash -1407942563, now seen corresponding path program 93 times [2022-02-10 23:36:12,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:12,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [179025833] [2022-02-10 23:36:12,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:12,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:13,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:13,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:13,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [179025833] [2022-02-10 23:36:13,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [179025833] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:13,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:13,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:13,329 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359731446] [2022-02-10 23:36:13,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:13,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:13,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:13,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:13,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:13,329 INFO L87 Difference]: Start difference. First operand 6218 states and 17069 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:15,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:15,463 INFO L93 Difference]: Finished difference Result 7649 states and 20540 transitions. [2022-02-10 23:36:15,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:36:15,464 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:15,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:15,476 INFO L225 Difference]: With dead ends: 7649 [2022-02-10 23:36:15,476 INFO L226 Difference]: Without dead ends: 7649 [2022-02-10 23:36:15,476 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-02-10 23:36:15,476 INFO L934 BasicCegarLoop]: 404 mSDtfsCounter, 1315 mSDsluCounter, 2256 mSDsCounter, 0 mSdLazyCounter, 2009 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1315 SdHoareTripleChecker+Valid, 2639 SdHoareTripleChecker+Invalid, 2184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:15,477 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1315 Valid, 2639 Invalid, 2184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2009 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:36:15,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7649 states. [2022-02-10 23:36:15,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7649 to 6264. [2022-02-10 23:36:15,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6264 states, 6260 states have (on average 2.7482428115015973) internal successors, (17204), 6263 states have internal predecessors, (17204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6264 states to 6264 states and 17204 transitions. [2022-02-10 23:36:15,572 INFO L78 Accepts]: Start accepts. Automaton has 6264 states and 17204 transitions. Word has length 98 [2022-02-10 23:36:15,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:15,573 INFO L470 AbstractCegarLoop]: Abstraction has 6264 states and 17204 transitions. [2022-02-10 23:36:15,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:15,573 INFO L276 IsEmpty]: Start isEmpty. Operand 6264 states and 17204 transitions. [2022-02-10 23:36:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:15,578 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:15,578 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:15,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-10 23:36:15,578 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:15,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:15,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1411229183, now seen corresponding path program 94 times [2022-02-10 23:36:15,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:15,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435196172] [2022-02-10 23:36:15,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:15,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:15,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:15,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:15,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435196172] [2022-02-10 23:36:15,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435196172] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:15,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:15,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:15,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255203447] [2022-02-10 23:36:15,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:15,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:15,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:15,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:15,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:15,973 INFO L87 Difference]: Start difference. First operand 6264 states and 17204 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:17,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:17,517 INFO L93 Difference]: Finished difference Result 7537 states and 20212 transitions. [2022-02-10 23:36:17,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:36:17,518 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:17,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:17,530 INFO L225 Difference]: With dead ends: 7537 [2022-02-10 23:36:17,530 INFO L226 Difference]: Without dead ends: 7537 [2022-02-10 23:36:17,530 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:36:17,530 INFO L934 BasicCegarLoop]: 321 mSDtfsCounter, 1267 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1772 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 1772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:17,530 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1267 Valid, 2123 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 1772 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:36:17,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7537 states. [2022-02-10 23:36:17,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7537 to 6308. [2022-02-10 23:36:17,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6308 states, 6304 states have (on average 2.749524111675127) internal successors, (17333), 6307 states have internal predecessors, (17333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6308 states to 6308 states and 17333 transitions. [2022-02-10 23:36:17,628 INFO L78 Accepts]: Start accepts. Automaton has 6308 states and 17333 transitions. Word has length 98 [2022-02-10 23:36:17,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:17,628 INFO L470 AbstractCegarLoop]: Abstraction has 6308 states and 17333 transitions. [2022-02-10 23:36:17,629 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:17,629 INFO L276 IsEmpty]: Start isEmpty. Operand 6308 states and 17333 transitions. [2022-02-10 23:36:17,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:17,633 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:17,633 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:17,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-10 23:36:17,634 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:17,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:17,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1411253363, now seen corresponding path program 95 times [2022-02-10 23:36:17,634 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:17,634 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776539763] [2022-02-10 23:36:17,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:17,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:18,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:18,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:18,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776539763] [2022-02-10 23:36:18,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776539763] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:18,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:18,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:18,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122132443] [2022-02-10 23:36:18,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:18,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:18,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:18,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:18,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:18,148 INFO L87 Difference]: Start difference. First operand 6308 states and 17333 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:19,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:19,904 INFO L93 Difference]: Finished difference Result 7621 states and 20486 transitions. [2022-02-10 23:36:19,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:19,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:19,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:19,916 INFO L225 Difference]: With dead ends: 7621 [2022-02-10 23:36:19,916 INFO L226 Difference]: Without dead ends: 7621 [2022-02-10 23:36:19,916 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:19,916 INFO L934 BasicCegarLoop]: 312 mSDtfsCounter, 1072 mSDsluCounter, 1985 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 2275 SdHoareTripleChecker+Invalid, 2029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:19,916 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 2275 Invalid, 2029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:36:19,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7621 states. [2022-02-10 23:36:19,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7621 to 6266. [2022-02-10 23:36:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6266 states, 6262 states have (on average 2.748323219418716) internal successors, (17210), 6265 states have internal predecessors, (17210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6266 states to 6266 states and 17210 transitions. [2022-02-10 23:36:20,011 INFO L78 Accepts]: Start accepts. Automaton has 6266 states and 17210 transitions. Word has length 98 [2022-02-10 23:36:20,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:20,011 INFO L470 AbstractCegarLoop]: Abstraction has 6266 states and 17210 transitions. [2022-02-10 23:36:20,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:20,011 INFO L276 IsEmpty]: Start isEmpty. Operand 6266 states and 17210 transitions. [2022-02-10 23:36:20,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:20,016 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:20,016 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:20,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-10 23:36:20,017 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:20,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:20,017 INFO L85 PathProgramCache]: Analyzing trace with hash -909398115, now seen corresponding path program 96 times [2022-02-10 23:36:20,017 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:20,017 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446115416] [2022-02-10 23:36:20,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:20,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:20,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:20,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:20,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1446115416] [2022-02-10 23:36:20,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1446115416] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:20,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:20,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:20,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477941310] [2022-02-10 23:36:20,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:20,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:20,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:20,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:20,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:20,437 INFO L87 Difference]: Start difference. First operand 6266 states and 17210 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:21,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:21,934 INFO L93 Difference]: Finished difference Result 7425 states and 19912 transitions. [2022-02-10 23:36:21,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:21,935 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:21,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:21,946 INFO L225 Difference]: With dead ends: 7425 [2022-02-10 23:36:21,946 INFO L226 Difference]: Without dead ends: 7425 [2022-02-10 23:36:21,947 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:21,947 INFO L934 BasicCegarLoop]: 305 mSDtfsCounter, 1325 mSDsluCounter, 1713 mSDsCounter, 0 mSdLazyCounter, 1586 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1325 SdHoareTripleChecker+Valid, 1997 SdHoareTripleChecker+Invalid, 1730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:21,947 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1325 Valid, 1997 Invalid, 1730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1586 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:21,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7425 states. [2022-02-10 23:36:22,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7425 to 6254. [2022-02-10 23:36:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6254 states, 6250 states have (on average 2.748) internal successors, (17175), 6253 states have internal predecessors, (17175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:22,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6254 states to 6254 states and 17175 transitions. [2022-02-10 23:36:22,048 INFO L78 Accepts]: Start accepts. Automaton has 6254 states and 17175 transitions. Word has length 98 [2022-02-10 23:36:22,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:22,048 INFO L470 AbstractCegarLoop]: Abstraction has 6254 states and 17175 transitions. [2022-02-10 23:36:22,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:22,048 INFO L276 IsEmpty]: Start isEmpty. Operand 6254 states and 17175 transitions. [2022-02-10 23:36:22,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:22,054 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:22,054 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:22,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-10 23:36:22,054 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:22,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:22,054 INFO L85 PathProgramCache]: Analyzing trace with hash -299874255, now seen corresponding path program 97 times [2022-02-10 23:36:22,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:22,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532040098] [2022-02-10 23:36:22,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:22,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:22,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:22,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:22,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:22,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532040098] [2022-02-10 23:36:22,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532040098] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:22,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:22,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:22,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298898344] [2022-02-10 23:36:22,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:22,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:22,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:22,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:22,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:22,539 INFO L87 Difference]: Start difference. First operand 6254 states and 17175 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:24,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:24,181 INFO L93 Difference]: Finished difference Result 7523 states and 20199 transitions. [2022-02-10 23:36:24,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:24,181 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:24,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:24,194 INFO L225 Difference]: With dead ends: 7523 [2022-02-10 23:36:24,194 INFO L226 Difference]: Without dead ends: 7523 [2022-02-10 23:36:24,194 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:24,195 INFO L934 BasicCegarLoop]: 316 mSDtfsCounter, 1220 mSDsluCounter, 1786 mSDsCounter, 0 mSdLazyCounter, 1650 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 2083 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:24,195 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 2083 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1650 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:36:24,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7523 states. [2022-02-10 23:36:24,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7523 to 6184. [2022-02-10 23:36:24,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6184 states, 6180 states have (on average 2.7459546925566345) internal successors, (16970), 6183 states have internal predecessors, (16970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:24,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6184 states to 6184 states and 16970 transitions. [2022-02-10 23:36:24,293 INFO L78 Accepts]: Start accepts. Automaton has 6184 states and 16970 transitions. Word has length 98 [2022-02-10 23:36:24,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:24,293 INFO L470 AbstractCegarLoop]: Abstraction has 6184 states and 16970 transitions. [2022-02-10 23:36:24,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:24,293 INFO L276 IsEmpty]: Start isEmpty. Operand 6184 states and 16970 transitions. [2022-02-10 23:36:24,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:24,298 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:24,298 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:24,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-02-10 23:36:24,298 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:24,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:24,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1105656689, now seen corresponding path program 98 times [2022-02-10 23:36:24,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:24,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951884344] [2022-02-10 23:36:24,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:24,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:24,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:24,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:24,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951884344] [2022-02-10 23:36:24,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [951884344] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:24,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:24,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:24,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420085353] [2022-02-10 23:36:24,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:24,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:24,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:24,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:24,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:24,668 INFO L87 Difference]: Start difference. First operand 6184 states and 16970 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:26,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:26,540 INFO L93 Difference]: Finished difference Result 7387 states and 19809 transitions. [2022-02-10 23:36:26,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:36:26,540 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:26,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:26,551 INFO L225 Difference]: With dead ends: 7387 [2022-02-10 23:36:26,551 INFO L226 Difference]: Without dead ends: 7387 [2022-02-10 23:36:26,551 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-02-10 23:36:26,552 INFO L934 BasicCegarLoop]: 413 mSDtfsCounter, 1048 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1648 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1048 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 1648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:26,552 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1048 Valid, 2242 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 1648 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:36:26,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7387 states. [2022-02-10 23:36:26,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7387 to 6164. [2022-02-10 23:36:26,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6164 states, 6160 states have (on average 2.7451298701298703) internal successors, (16910), 6163 states have internal predecessors, (16910), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:26,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6164 states to 6164 states and 16910 transitions. [2022-02-10 23:36:26,642 INFO L78 Accepts]: Start accepts. Automaton has 6164 states and 16910 transitions. Word has length 98 [2022-02-10 23:36:26,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:26,642 INFO L470 AbstractCegarLoop]: Abstraction has 6164 states and 16910 transitions. [2022-02-10 23:36:26,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:26,642 INFO L276 IsEmpty]: Start isEmpty. Operand 6164 states and 16910 transitions. [2022-02-10 23:36:26,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:26,647 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:26,647 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:26,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-02-10 23:36:26,648 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:26,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:26,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1108943309, now seen corresponding path program 99 times [2022-02-10 23:36:26,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:26,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310183332] [2022-02-10 23:36:26,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:26,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:27,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:27,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:27,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310183332] [2022-02-10 23:36:27,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310183332] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:27,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:27,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:27,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382090457] [2022-02-10 23:36:27,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:27,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:27,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:27,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:27,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:27,143 INFO L87 Difference]: Start difference. First operand 6164 states and 16910 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:28,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:28,712 INFO L93 Difference]: Finished difference Result 7359 states and 19727 transitions. [2022-02-10 23:36:28,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:28,713 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:28,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:28,724 INFO L225 Difference]: With dead ends: 7359 [2022-02-10 23:36:28,725 INFO L226 Difference]: Without dead ends: 7359 [2022-02-10 23:36:28,725 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:28,725 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1181 mSDsluCounter, 1608 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:28,725 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 1900 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:36:28,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7359 states. [2022-02-10 23:36:28,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7359 to 6154. [2022-02-10 23:36:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6154 states, 6150 states have (on average 2.7447154471544715) internal successors, (16880), 6153 states have internal predecessors, (16880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:28,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6154 states to 6154 states and 16880 transitions. [2022-02-10 23:36:28,817 INFO L78 Accepts]: Start accepts. Automaton has 6154 states and 16880 transitions. Word has length 98 [2022-02-10 23:36:28,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:28,817 INFO L470 AbstractCegarLoop]: Abstraction has 6154 states and 16880 transitions. [2022-02-10 23:36:28,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:28,817 INFO L276 IsEmpty]: Start isEmpty. Operand 6154 states and 16880 transitions. [2022-02-10 23:36:28,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-02-10 23:36:28,822 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:28,822 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:28,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-02-10 23:36:28,822 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:28,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:28,823 INFO L85 PathProgramCache]: Analyzing trace with hash -1108967489, now seen corresponding path program 100 times [2022-02-10 23:36:28,823 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:28,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229611055] [2022-02-10 23:36:28,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:28,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:29,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:29,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229611055] [2022-02-10 23:36:29,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229611055] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:29,468 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:29,468 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:29,468 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171714998] [2022-02-10 23:36:29,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:29,468 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:29,468 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:29,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:29,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:29,469 INFO L87 Difference]: Start difference. First operand 6154 states and 16880 transitions. Second operand has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:30,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:30,904 INFO L93 Difference]: Finished difference Result 7247 states and 19427 transitions. [2022-02-10 23:36:30,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:30,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 98 [2022-02-10 23:36:30,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:30,915 INFO L225 Difference]: With dead ends: 7247 [2022-02-10 23:36:30,916 INFO L226 Difference]: Without dead ends: 7247 [2022-02-10 23:36:30,916 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:30,916 INFO L934 BasicCegarLoop]: 311 mSDtfsCounter, 1228 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 1714 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:30,916 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 1714 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:36:30,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7247 states. [2022-02-10 23:36:30,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7247 to 5904. [2022-02-10 23:36:30,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 5900 states have (on average 2.7366101694915255) internal successors, (16146), 5903 states have internal predecessors, (16146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:30,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 16146 transitions. [2022-02-10 23:36:30,996 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 16146 transitions. Word has length 98 [2022-02-10 23:36:30,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:30,996 INFO L470 AbstractCegarLoop]: Abstraction has 5904 states and 16146 transitions. [2022-02-10 23:36:30,996 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.764705882352941) internal successors, (98), 18 states have internal predecessors, (98), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:30,996 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 16146 transitions. [2022-02-10 23:36:31,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:31,002 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:31,002 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:31,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-02-10 23:36:31,002 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:31,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:31,002 INFO L85 PathProgramCache]: Analyzing trace with hash -705189197, now seen corresponding path program 1 times [2022-02-10 23:36:31,002 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:31,002 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1339837468] [2022-02-10 23:36:31,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:31,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:31,814 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:31,814 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1339837468] [2022-02-10 23:36:31,814 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1339837468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:31,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:31,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:31,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572304212] [2022-02-10 23:36:31,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:31,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:31,815 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:31,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:31,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:31,815 INFO L87 Difference]: Start difference. First operand 5904 states and 16146 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:33,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:33,294 INFO L93 Difference]: Finished difference Result 7232 states and 19161 transitions. [2022-02-10 23:36:33,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:33,295 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:33,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:33,306 INFO L225 Difference]: With dead ends: 7232 [2022-02-10 23:36:33,306 INFO L226 Difference]: Without dead ends: 7232 [2022-02-10 23:36:33,306 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:33,306 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1794 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1224 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1794 SdHoareTripleChecker+Valid, 1778 SdHoareTripleChecker+Invalid, 1429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:33,306 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1794 Valid, 1778 Invalid, 1429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1224 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:36:33,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7232 states. [2022-02-10 23:36:33,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7232 to 6228. [2022-02-10 23:36:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6228 states, 6224 states have (on average 2.7429305912596402) internal successors, (17072), 6227 states have internal predecessors, (17072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:33,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6228 states to 6228 states and 17072 transitions. [2022-02-10 23:36:33,401 INFO L78 Accepts]: Start accepts. Automaton has 6228 states and 17072 transitions. Word has length 100 [2022-02-10 23:36:33,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:33,401 INFO L470 AbstractCegarLoop]: Abstraction has 6228 states and 17072 transitions. [2022-02-10 23:36:33,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:33,402 INFO L276 IsEmpty]: Start isEmpty. Operand 6228 states and 17072 transitions. [2022-02-10 23:36:33,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:33,407 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:33,407 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:33,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-02-10 23:36:33,407 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:33,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:33,407 INFO L85 PathProgramCache]: Analyzing trace with hash 324261659, now seen corresponding path program 2 times [2022-02-10 23:36:33,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:33,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569642493] [2022-02-10 23:36:33,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:33,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:33,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:34,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:34,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:34,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569642493] [2022-02-10 23:36:34,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569642493] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:34,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:34,402 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:34,402 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858302550] [2022-02-10 23:36:34,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:34,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:34,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:34,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:34,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:34,402 INFO L87 Difference]: Start difference. First operand 6228 states and 17072 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:35,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:35,842 INFO L93 Difference]: Finished difference Result 7220 states and 19145 transitions. [2022-02-10 23:36:35,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:35,842 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:35,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:35,854 INFO L225 Difference]: With dead ends: 7220 [2022-02-10 23:36:35,854 INFO L226 Difference]: Without dead ends: 7220 [2022-02-10 23:36:35,854 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:35,855 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1707 mSDsluCounter, 1526 mSDsCounter, 0 mSdLazyCounter, 1231 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 1807 SdHoareTripleChecker+Invalid, 1407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:35,855 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 1807 Invalid, 1407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1231 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:36:35,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-02-10 23:36:35,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 6270. [2022-02-10 23:36:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6270 states, 6266 states have (on average 2.7441749122247048) internal successors, (17195), 6269 states have internal predecessors, (17195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:35,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6270 states to 6270 states and 17195 transitions. [2022-02-10 23:36:35,948 INFO L78 Accepts]: Start accepts. Automaton has 6270 states and 17195 transitions. Word has length 100 [2022-02-10 23:36:35,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:35,948 INFO L470 AbstractCegarLoop]: Abstraction has 6270 states and 17195 transitions. [2022-02-10 23:36:35,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:35,948 INFO L276 IsEmpty]: Start isEmpty. Operand 6270 states and 17195 transitions. [2022-02-10 23:36:35,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:35,954 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:35,954 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:35,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-02-10 23:36:35,954 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:35,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:35,954 INFO L85 PathProgramCache]: Analyzing trace with hash 300189539, now seen corresponding path program 3 times [2022-02-10 23:36:35,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:35,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508035778] [2022-02-10 23:36:35,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:35,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:37,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:37,441 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:37,441 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508035778] [2022-02-10 23:36:37,441 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508035778] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:37,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:37,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:37,442 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774638111] [2022-02-10 23:36:37,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:37,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:37,442 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:37,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:37,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:37,442 INFO L87 Difference]: Start difference. First operand 6270 states and 17195 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:38,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:38,793 INFO L93 Difference]: Finished difference Result 6687 states and 18015 transitions. [2022-02-10 23:36:38,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:38,793 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:38,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:38,803 INFO L225 Difference]: With dead ends: 6687 [2022-02-10 23:36:38,804 INFO L226 Difference]: Without dead ends: 6687 [2022-02-10 23:36:38,804 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:38,804 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1698 mSDsluCounter, 1449 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 1734 SdHoareTripleChecker+Invalid, 1286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:38,804 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 1734 Invalid, 1286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:38,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6687 states. [2022-02-10 23:36:38,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6687 to 6312. [2022-02-10 23:36:38,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6312 states, 6308 states have (on average 2.7454026632847177) internal successors, (17318), 6311 states have internal predecessors, (17318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:38,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6312 states to 6312 states and 17318 transitions. [2022-02-10 23:36:38,893 INFO L78 Accepts]: Start accepts. Automaton has 6312 states and 17318 transitions. Word has length 100 [2022-02-10 23:36:38,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:38,893 INFO L470 AbstractCegarLoop]: Abstraction has 6312 states and 17318 transitions. [2022-02-10 23:36:38,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:38,893 INFO L276 IsEmpty]: Start isEmpty. Operand 6312 states and 17318 transitions. [2022-02-10 23:36:38,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:38,898 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:38,898 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:38,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-02-10 23:36:38,898 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:38,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:38,899 INFO L85 PathProgramCache]: Analyzing trace with hash 422590217, now seen corresponding path program 4 times [2022-02-10 23:36:38,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:38,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291337523] [2022-02-10 23:36:38,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:38,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:39,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:39,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291337523] [2022-02-10 23:36:39,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291337523] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:39,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:39,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:39,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562748751] [2022-02-10 23:36:39,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:39,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:39,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:39,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:39,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:39,527 INFO L87 Difference]: Start difference. First operand 6312 states and 17318 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:40,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:40,913 INFO L93 Difference]: Finished difference Result 8337 states and 21791 transitions. [2022-02-10 23:36:40,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:36:40,913 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:40,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:40,927 INFO L225 Difference]: With dead ends: 8337 [2022-02-10 23:36:40,927 INFO L226 Difference]: Without dead ends: 8337 [2022-02-10 23:36:40,927 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=382, Invalid=808, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:36:40,927 INFO L934 BasicCegarLoop]: 450 mSDtfsCounter, 1660 mSDsluCounter, 1957 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1660 SdHoareTripleChecker+Valid, 2352 SdHoareTripleChecker+Invalid, 1924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:40,927 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1660 Valid, 2352 Invalid, 1924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:40,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8337 states. [2022-02-10 23:36:41,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8337 to 6382. [2022-02-10 23:36:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6382 states, 6378 states have (on average 2.7474129821260584) internal successors, (17523), 6381 states have internal predecessors, (17523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:41,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6382 states to 6382 states and 17523 transitions. [2022-02-10 23:36:41,033 INFO L78 Accepts]: Start accepts. Automaton has 6382 states and 17523 transitions. Word has length 100 [2022-02-10 23:36:41,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:41,034 INFO L470 AbstractCegarLoop]: Abstraction has 6382 states and 17523 transitions. [2022-02-10 23:36:41,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:41,034 INFO L276 IsEmpty]: Start isEmpty. Operand 6382 states and 17523 transitions. [2022-02-10 23:36:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:41,039 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:41,039 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:41,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-02-10 23:36:41,039 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:41,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:41,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1452041073, now seen corresponding path program 5 times [2022-02-10 23:36:41,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:41,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442308855] [2022-02-10 23:36:41,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:41,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:41,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:41,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:41,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:41,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442308855] [2022-02-10 23:36:41,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442308855] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:41,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:41,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:41,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456278255] [2022-02-10 23:36:41,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:41,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:41,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:41,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:41,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:41,684 INFO L87 Difference]: Start difference. First operand 6382 states and 17523 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:43,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:43,117 INFO L93 Difference]: Finished difference Result 8421 states and 22023 transitions. [2022-02-10 23:36:43,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:36:43,117 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:43,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:43,131 INFO L225 Difference]: With dead ends: 8421 [2022-02-10 23:36:43,131 INFO L226 Difference]: Without dead ends: 8421 [2022-02-10 23:36:43,132 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=373, Invalid=817, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:36:43,132 INFO L934 BasicCegarLoop]: 450 mSDtfsCounter, 1697 mSDsluCounter, 1986 mSDsCounter, 0 mSdLazyCounter, 1692 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1697 SdHoareTripleChecker+Valid, 2380 SdHoareTripleChecker+Invalid, 1935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:43,132 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1697 Valid, 2380 Invalid, 1935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1692 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:43,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8421 states. [2022-02-10 23:36:43,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8421 to 6438. [2022-02-10 23:36:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6438 states, 6434 states have (on average 2.748989741995648) internal successors, (17687), 6437 states have internal predecessors, (17687), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6438 states to 6438 states and 17687 transitions. [2022-02-10 23:36:43,253 INFO L78 Accepts]: Start accepts. Automaton has 6438 states and 17687 transitions. Word has length 100 [2022-02-10 23:36:43,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:43,253 INFO L470 AbstractCegarLoop]: Abstraction has 6438 states and 17687 transitions. [2022-02-10 23:36:43,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 6438 states and 17687 transitions. [2022-02-10 23:36:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:43,259 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:43,259 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:43,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-02-10 23:36:43,260 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:43,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:43,260 INFO L85 PathProgramCache]: Analyzing trace with hash 1427968953, now seen corresponding path program 6 times [2022-02-10 23:36:43,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:43,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812099329] [2022-02-10 23:36:43,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:43,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:44,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:44,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:44,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812099329] [2022-02-10 23:36:44,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812099329] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:44,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:44,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:44,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886999723] [2022-02-10 23:36:44,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:44,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:44,203 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:44,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:44,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:44,203 INFO L87 Difference]: Start difference. First operand 6438 states and 17687 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:45,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:45,591 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-02-10 23:36:45,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:45,591 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:45,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:45,604 INFO L225 Difference]: With dead ends: 8280 [2022-02-10 23:36:45,604 INFO L226 Difference]: Without dead ends: 8280 [2022-02-10 23:36:45,605 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:45,605 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1790 mSDsluCounter, 1811 mSDsCounter, 0 mSdLazyCounter, 1484 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1790 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:45,605 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1790 Valid, 2149 Invalid, 1697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1484 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:45,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-02-10 23:36:45,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6396. [2022-02-10 23:36:45,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6396 states, 6392 states have (on average 2.7478097622027535) internal successors, (17564), 6395 states have internal predecessors, (17564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:45,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6396 states to 6396 states and 17564 transitions. [2022-02-10 23:36:45,703 INFO L78 Accepts]: Start accepts. Automaton has 6396 states and 17564 transitions. Word has length 100 [2022-02-10 23:36:45,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:45,703 INFO L470 AbstractCegarLoop]: Abstraction has 6396 states and 17564 transitions. [2022-02-10 23:36:45,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:45,703 INFO L276 IsEmpty]: Start isEmpty. Operand 6396 states and 17564 transitions. [2022-02-10 23:36:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:45,708 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:45,709 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:45,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-02-10 23:36:45,709 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:45,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:45,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1620442167, now seen corresponding path program 7 times [2022-02-10 23:36:45,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:45,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767415979] [2022-02-10 23:36:45,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:45,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:45,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:46,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:46,693 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:46,693 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767415979] [2022-02-10 23:36:46,693 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767415979] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:46,693 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:46,693 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:46,693 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057942085] [2022-02-10 23:36:46,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:46,693 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:46,694 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:46,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:46,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:46,694 INFO L87 Difference]: Start difference. First operand 6396 states and 17564 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:47,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:47,965 INFO L93 Difference]: Finished difference Result 7594 states and 20074 transitions. [2022-02-10 23:36:47,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:36:47,965 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:47,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:47,978 INFO L225 Difference]: With dead ends: 7594 [2022-02-10 23:36:47,978 INFO L226 Difference]: Without dead ends: 7594 [2022-02-10 23:36:47,978 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:36:47,978 INFO L934 BasicCegarLoop]: 391 mSDtfsCounter, 1662 mSDsluCounter, 1544 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 143 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1662 SdHoareTripleChecker+Valid, 1886 SdHoareTripleChecker+Invalid, 1382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 143 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:47,978 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1662 Valid, 1886 Invalid, 1382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [143 Valid, 1239 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:47,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7594 states. [2022-02-10 23:36:48,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7594 to 6410. [2022-02-10 23:36:48,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6410 states, 6406 states have (on average 2.748204807992507) internal successors, (17605), 6409 states have internal predecessors, (17605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:48,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6410 states to 6410 states and 17605 transitions. [2022-02-10 23:36:48,085 INFO L78 Accepts]: Start accepts. Automaton has 6410 states and 17605 transitions. Word has length 100 [2022-02-10 23:36:48,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:48,086 INFO L470 AbstractCegarLoop]: Abstraction has 6410 states and 17605 transitions. [2022-02-10 23:36:48,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:48,086 INFO L276 IsEmpty]: Start isEmpty. Operand 6410 states and 17605 transitions. [2022-02-10 23:36:48,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:48,091 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:48,091 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:48,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-02-10 23:36:48,091 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:48,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:48,092 INFO L85 PathProgramCache]: Analyzing trace with hash 16435037, now seen corresponding path program 8 times [2022-02-10 23:36:48,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:48,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585495191] [2022-02-10 23:36:48,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:48,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:48,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:49,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:49,573 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:49,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585495191] [2022-02-10 23:36:49,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585495191] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:49,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:49,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:49,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618632289] [2022-02-10 23:36:49,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:49,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:49,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:49,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:49,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:49,574 INFO L87 Difference]: Start difference. First operand 6410 states and 17605 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:51,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:51,129 INFO L93 Difference]: Finished difference Result 7804 states and 20661 transitions. [2022-02-10 23:36:51,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:51,130 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:51,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:51,141 INFO L225 Difference]: With dead ends: 7804 [2022-02-10 23:36:51,141 INFO L226 Difference]: Without dead ends: 7804 [2022-02-10 23:36:51,141 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:51,141 INFO L934 BasicCegarLoop]: 404 mSDtfsCounter, 1742 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1490 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:51,141 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 2123 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1490 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:36:51,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-02-10 23:36:51,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6368. [2022-02-10 23:36:51,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-02-10 23:36:51,231 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-02-10 23:36:51,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:51,231 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-02-10 23:36:51,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:51,231 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-02-10 23:36:51,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:51,236 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:51,237 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:51,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-02-10 23:36:51,237 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:51,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:51,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1138460997, now seen corresponding path program 9 times [2022-02-10 23:36:51,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:51,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449873254] [2022-02-10 23:36:51,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:51,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:51,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:51,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:51,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449873254] [2022-02-10 23:36:51,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449873254] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:51,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:51,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:51,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434205392] [2022-02-10 23:36:51,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:51,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:51,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:51,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:51,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:51,878 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:53,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:53,677 INFO L93 Difference]: Finished difference Result 8841 states and 23183 transitions. [2022-02-10 23:36:53,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:36:53,678 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:53,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:53,691 INFO L225 Difference]: With dead ends: 8841 [2022-02-10 23:36:53,691 INFO L226 Difference]: Without dead ends: 8841 [2022-02-10 23:36:53,691 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=402, Invalid=858, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:36:53,691 INFO L934 BasicCegarLoop]: 463 mSDtfsCounter, 1499 mSDsluCounter, 1972 mSDsCounter, 0 mSdLazyCounter, 1714 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 2378 SdHoareTripleChecker+Invalid, 1931 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:53,692 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1499 Valid, 2378 Invalid, 1931 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1714 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:36:53,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-02-10 23:36:53,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6452. [2022-02-10 23:36:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6452 states, 6448 states have (on average 2.7493796526054592) internal successors, (17728), 6451 states have internal predecessors, (17728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6452 states to 6452 states and 17728 transitions. [2022-02-10 23:36:53,797 INFO L78 Accepts]: Start accepts. Automaton has 6452 states and 17728 transitions. Word has length 100 [2022-02-10 23:36:53,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:53,797 INFO L470 AbstractCegarLoop]: Abstraction has 6452 states and 17728 transitions. [2022-02-10 23:36:53,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:53,797 INFO L276 IsEmpty]: Start isEmpty. Operand 6452 states and 17728 transitions. [2022-02-10 23:36:53,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:53,803 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:53,803 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:53,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-02-10 23:36:53,803 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:53,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:53,803 INFO L85 PathProgramCache]: Analyzing trace with hash -109010141, now seen corresponding path program 10 times [2022-02-10 23:36:53,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:53,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075658175] [2022-02-10 23:36:53,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:53,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:53,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:54,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:54,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:54,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075658175] [2022-02-10 23:36:54,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075658175] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:54,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:54,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:54,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423978076] [2022-02-10 23:36:54,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:54,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:54,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:54,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:54,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:54,692 INFO L87 Difference]: Start difference. First operand 6452 states and 17728 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:56,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:56,055 INFO L93 Difference]: Finished difference Result 8757 states and 22951 transitions. [2022-02-10 23:36:56,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:56,055 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:56,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:56,069 INFO L225 Difference]: With dead ends: 8757 [2022-02-10 23:36:56,069 INFO L226 Difference]: Without dead ends: 8757 [2022-02-10 23:36:56,069 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:56,070 INFO L934 BasicCegarLoop]: 428 mSDtfsCounter, 1932 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 1321 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1321 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:56,070 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 1834 Invalid, 1597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1321 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:36:56,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8757 states. [2022-02-10 23:36:56,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8757 to 6494. [2022-02-10 23:36:56,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:56,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-02-10 23:36:56,173 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-02-10 23:36:56,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:56,173 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-02-10 23:36:56,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:56,173 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-02-10 23:36:56,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:56,178 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:56,178 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:56,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-02-10 23:36:56,179 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:56,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:56,179 INFO L85 PathProgramCache]: Analyzing trace with hash -133082261, now seen corresponding path program 11 times [2022-02-10 23:36:56,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:56,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856276941] [2022-02-10 23:36:56,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:56,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:57,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:57,573 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:57,573 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856276941] [2022-02-10 23:36:57,573 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856276941] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:57,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:57,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:57,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618632425] [2022-02-10 23:36:57,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:57,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:57,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:57,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:57,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:57,574 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:58,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:36:58,895 INFO L93 Difference]: Finished difference Result 8224 states and 21821 transitions. [2022-02-10 23:36:58,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:36:58,895 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:36:58,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:36:58,908 INFO L225 Difference]: With dead ends: 8224 [2022-02-10 23:36:58,908 INFO L226 Difference]: Without dead ends: 8224 [2022-02-10 23:36:58,908 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:36:58,908 INFO L934 BasicCegarLoop]: 395 mSDtfsCounter, 1722 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1266 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 1448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 1266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:36:58,909 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 1832 Invalid, 1448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 1266 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:36:58,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8224 states. [2022-02-10 23:36:58,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8224 to 6368. [2022-02-10 23:36:59,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6368 states, 6364 states have (on average 2.7470144563167818) internal successors, (17482), 6367 states have internal predecessors, (17482), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6368 states to 6368 states and 17482 transitions. [2022-02-10 23:36:59,013 INFO L78 Accepts]: Start accepts. Automaton has 6368 states and 17482 transitions. Word has length 100 [2022-02-10 23:36:59,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:36:59,013 INFO L470 AbstractCegarLoop]: Abstraction has 6368 states and 17482 transitions. [2022-02-10 23:36:59,013 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:36:59,013 INFO L276 IsEmpty]: Start isEmpty. Operand 6368 states and 17482 transitions. [2022-02-10 23:36:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:36:59,019 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:36:59,019 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:36:59,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-02-10 23:36:59,019 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:36:59,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:36:59,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1942916533, now seen corresponding path program 12 times [2022-02-10 23:36:59,020 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:36:59,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331829095] [2022-02-10 23:36:59,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:36:59,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:36:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:36:59,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:36:59,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:36:59,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331829095] [2022-02-10 23:36:59,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331829095] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:36:59,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:36:59,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:36:59,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042422153] [2022-02-10 23:36:59,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:36:59,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:36:59,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:36:59,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:36:59,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:36:59,618 INFO L87 Difference]: Start difference. First operand 6368 states and 17482 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:01,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:01,321 INFO L93 Difference]: Finished difference Result 8561 states and 22433 transitions. [2022-02-10 23:37:01,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:37:01,321 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:01,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:01,334 INFO L225 Difference]: With dead ends: 8561 [2022-02-10 23:37:01,334 INFO L226 Difference]: Without dead ends: 8561 [2022-02-10 23:37:01,335 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=416, Invalid=844, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:37:01,335 INFO L934 BasicCegarLoop]: 440 mSDtfsCounter, 1789 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 1755 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1789 SdHoareTripleChecker+Valid, 2330 SdHoareTripleChecker+Invalid, 2035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:01,335 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1789 Valid, 2330 Invalid, 2035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1755 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:37:01,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8561 states. [2022-02-10 23:37:01,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8561 to 6480. [2022-02-10 23:37:01,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:01,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-02-10 23:37:01,443 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-02-10 23:37:01,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:01,443 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-02-10 23:37:01,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:01,443 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-02-10 23:37:01,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:01,449 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:01,449 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:01,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-02-10 23:37:01,449 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:01,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:01,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1322599907, now seen corresponding path program 13 times [2022-02-10 23:37:01,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:01,449 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109347548] [2022-02-10 23:37:01,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:01,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:02,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:02,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:02,222 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109347548] [2022-02-10 23:37:02,222 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109347548] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:02,222 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:02,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:02,222 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387837763] [2022-02-10 23:37:02,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:02,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:02,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:02,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:02,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:02,222 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:03,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:03,968 INFO L93 Difference]: Finished difference Result 8645 states and 22665 transitions. [2022-02-10 23:37:03,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:37:03,969 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:03,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:03,983 INFO L225 Difference]: With dead ends: 8645 [2022-02-10 23:37:03,983 INFO L226 Difference]: Without dead ends: 8645 [2022-02-10 23:37:03,984 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=404, Invalid=856, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:37:03,984 INFO L934 BasicCegarLoop]: 440 mSDtfsCounter, 1780 mSDsluCounter, 1631 mSDsCounter, 0 mSdLazyCounter, 1512 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:03,984 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 2036 Invalid, 1840 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1512 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:37:03,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8645 states. [2022-02-10 23:37:04,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8645 to 6564. [2022-02-10 23:37:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-02-10 23:37:04,096 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-02-10 23:37:04,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:04,096 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-02-10 23:37:04,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-02-10 23:37:04,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:04,102 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:04,102 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:04,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-02-10 23:37:04,103 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:04,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:04,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1346672027, now seen corresponding path program 14 times [2022-02-10 23:37:04,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:04,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844466981] [2022-02-10 23:37:04,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:04,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:04,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:05,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:05,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844466981] [2022-02-10 23:37:05,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844466981] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:05,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:05,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:05,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551209792] [2022-02-10 23:37:05,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:05,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:05,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:05,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:05,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:05,281 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:06,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:06,789 INFO L93 Difference]: Finished difference Result 8504 states and 22627 transitions. [2022-02-10 23:37:06,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:06,789 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:06,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:06,802 INFO L225 Difference]: With dead ends: 8504 [2022-02-10 23:37:06,803 INFO L226 Difference]: Without dead ends: 8504 [2022-02-10 23:37:06,803 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:06,803 INFO L934 BasicCegarLoop]: 378 mSDtfsCounter, 1865 mSDsluCounter, 1330 mSDsCounter, 0 mSdLazyCounter, 1232 mSolverCounterSat, 279 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1865 SdHoareTripleChecker+Valid, 1677 SdHoareTripleChecker+Invalid, 1511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 279 IncrementalHoareTripleChecker+Valid, 1232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:06,803 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1865 Valid, 1677 Invalid, 1511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [279 Valid, 1232 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:06,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8504 states. [2022-02-10 23:37:06,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8504 to 6522. [2022-02-10 23:37:06,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6522 states, 6518 states have (on average 2.7513040810064435) internal successors, (17933), 6521 states have internal predecessors, (17933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6522 states to 6522 states and 17933 transitions. [2022-02-10 23:37:06,910 INFO L78 Accepts]: Start accepts. Automaton has 6522 states and 17933 transitions. Word has length 100 [2022-02-10 23:37:06,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:06,911 INFO L470 AbstractCegarLoop]: Abstraction has 6522 states and 17933 transitions. [2022-02-10 23:37:06,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:06,911 INFO L276 IsEmpty]: Start isEmpty. Operand 6522 states and 17933 transitions. [2022-02-10 23:37:06,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:06,916 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:06,917 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:06,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-02-10 23:37:06,917 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:06,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:06,917 INFO L85 PathProgramCache]: Analyzing trace with hash -100115851, now seen corresponding path program 15 times [2022-02-10 23:37:06,917 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:06,917 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440424705] [2022-02-10 23:37:06,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:06,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:06,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:08,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:08,062 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:08,062 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440424705] [2022-02-10 23:37:08,063 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440424705] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:08,063 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:08,063 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:08,063 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570815267] [2022-02-10 23:37:08,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:08,063 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:08,063 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:08,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:08,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:08,063 INFO L87 Difference]: Start difference. First operand 6522 states and 17933 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:09,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:09,472 INFO L93 Difference]: Finished difference Result 8140 states and 21617 transitions. [2022-02-10 23:37:09,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:09,473 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:09,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:09,486 INFO L225 Difference]: With dead ends: 8140 [2022-02-10 23:37:09,486 INFO L226 Difference]: Without dead ends: 8140 [2022-02-10 23:37:09,486 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:09,486 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1356 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1356 SdHoareTripleChecker+Valid, 1897 SdHoareTripleChecker+Invalid, 1546 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:09,487 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1356 Valid, 1897 Invalid, 1546 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:09,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8140 states. [2022-02-10 23:37:09,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8140 to 6536. [2022-02-10 23:37:09,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:09,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-02-10 23:37:09,599 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-02-10 23:37:09,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:09,599 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-02-10 23:37:09,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:09,599 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-02-10 23:37:09,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:09,605 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:09,605 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:09,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-02-10 23:37:09,605 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:09,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:09,605 INFO L85 PathProgramCache]: Analyzing trace with hash 1536761353, now seen corresponding path program 16 times [2022-02-10 23:37:09,606 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:09,606 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695696721] [2022-02-10 23:37:09,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:09,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:09,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:10,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:10,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695696721] [2022-02-10 23:37:10,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695696721] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:10,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:10,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:10,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292109623] [2022-02-10 23:37:10,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:10,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:10,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:10,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:10,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:10,433 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:12,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:12,312 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-02-10 23:37:12,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:12,313 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:12,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:12,327 INFO L225 Difference]: With dead ends: 8308 [2022-02-10 23:37:12,327 INFO L226 Difference]: Without dead ends: 8308 [2022-02-10 23:37:12,328 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:12,328 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 1493 mSDsluCounter, 2152 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 2502 SdHoareTripleChecker+Invalid, 1998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:12,328 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 2502 Invalid, 1998 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:37:12,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-02-10 23:37:12,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6508. [2022-02-10 23:37:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6508 states, 6504 states have (on average 2.7509225092250924) internal successors, (17892), 6507 states have internal predecessors, (17892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:12,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6508 states to 6508 states and 17892 transitions. [2022-02-10 23:37:12,449 INFO L78 Accepts]: Start accepts. Automaton has 6508 states and 17892 transitions. Word has length 100 [2022-02-10 23:37:12,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:12,449 INFO L470 AbstractCegarLoop]: Abstraction has 6508 states and 17892 transitions. [2022-02-10 23:37:12,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:12,449 INFO L276 IsEmpty]: Start isEmpty. Operand 6508 states and 17892 transitions. [2022-02-10 23:37:12,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:12,455 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:12,455 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:12,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-02-10 23:37:12,456 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:12,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:12,456 INFO L85 PathProgramCache]: Analyzing trace with hash 1942095589, now seen corresponding path program 17 times [2022-02-10 23:37:12,456 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:12,456 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448859512] [2022-02-10 23:37:12,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:12,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:12,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:13,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:13,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448859512] [2022-02-10 23:37:13,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448859512] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:13,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:13,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:13,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954495186] [2022-02-10 23:37:13,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:13,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:13,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:13,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:13,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:13,474 INFO L87 Difference]: Start difference. First operand 6508 states and 17892 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:14,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:14,821 INFO L93 Difference]: Finished difference Result 7804 states and 20675 transitions. [2022-02-10 23:37:14,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:37:14,821 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:14,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:14,834 INFO L225 Difference]: With dead ends: 7804 [2022-02-10 23:37:14,834 INFO L226 Difference]: Without dead ends: 7804 [2022-02-10 23:37:14,835 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:37:14,835 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1285 mSDsluCounter, 1749 mSDsCounter, 0 mSdLazyCounter, 1450 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:14,835 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 2077 Invalid, 1612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1450 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:14,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7804 states. [2022-02-10 23:37:14,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7804 to 6536. [2022-02-10 23:37:14,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:14,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-02-10 23:37:14,949 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-02-10 23:37:14,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:14,949 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-02-10 23:37:14,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-02-10 23:37:14,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:14,956 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:14,956 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:14,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-02-10 23:37:14,956 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:14,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:14,956 INFO L85 PathProgramCache]: Analyzing trace with hash 400978863, now seen corresponding path program 18 times [2022-02-10 23:37:14,956 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:14,956 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122517593] [2022-02-10 23:37:14,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:14,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:14,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:15,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:15,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:15,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122517593] [2022-02-10 23:37:15,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122517593] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:15,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:15,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:15,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798400671] [2022-02-10 23:37:15,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:15,880 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:15,880 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:15,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:15,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:15,881 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:17,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:17,113 INFO L93 Difference]: Finished difference Result 8028 states and 21275 transitions. [2022-02-10 23:37:17,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:17,114 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:17,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:17,127 INFO L225 Difference]: With dead ends: 8028 [2022-02-10 23:37:17,127 INFO L226 Difference]: Without dead ends: 8028 [2022-02-10 23:37:17,127 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:17,128 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1554 mSDsluCounter, 1502 mSDsCounter, 0 mSdLazyCounter, 1285 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1554 SdHoareTripleChecker+Valid, 1843 SdHoareTripleChecker+Invalid, 1513 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:17,128 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1554 Valid, 1843 Invalid, 1513 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1285 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:37:17,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8028 states. [2022-02-10 23:37:17,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8028 to 6536. [2022-02-10 23:37:17,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-02-10 23:37:17,235 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-02-10 23:37:17,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:17,235 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-02-10 23:37:17,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:17,235 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-02-10 23:37:17,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:17,241 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:17,241 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:17,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-02-10 23:37:17,241 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:17,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:17,241 INFO L85 PathProgramCache]: Analyzing trace with hash 2037856067, now seen corresponding path program 19 times [2022-02-10 23:37:17,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:17,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135447412] [2022-02-10 23:37:17,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:17,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:18,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:18,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135447412] [2022-02-10 23:37:18,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135447412] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:18,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:18,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:18,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [180497070] [2022-02-10 23:37:18,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:18,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:18,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:18,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:18,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:18,052 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:19,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:19,662 INFO L93 Difference]: Finished difference Result 8014 states and 21262 transitions. [2022-02-10 23:37:19,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:19,662 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:19,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:19,675 INFO L225 Difference]: With dead ends: 8014 [2022-02-10 23:37:19,675 INFO L226 Difference]: Without dead ends: 8014 [2022-02-10 23:37:19,675 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:19,676 INFO L934 BasicCegarLoop]: 384 mSDtfsCounter, 1669 mSDsluCounter, 2019 mSDsCounter, 0 mSdLazyCounter, 1731 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1669 SdHoareTripleChecker+Valid, 2367 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:19,676 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1669 Valid, 2367 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1731 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:37:19,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8014 states. [2022-02-10 23:37:19,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8014 to 6480. [2022-02-10 23:37:19,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:19,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-02-10 23:37:19,777 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-02-10 23:37:19,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:19,777 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-02-10 23:37:19,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:19,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-02-10 23:37:19,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:19,783 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:19,783 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:19,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-02-10 23:37:19,783 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:19,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:19,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1899560287, now seen corresponding path program 20 times [2022-02-10 23:37:19,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:19,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694523329] [2022-02-10 23:37:19,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:19,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:19,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:20,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:20,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:20,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694523329] [2022-02-10 23:37:20,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694523329] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:20,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:20,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:20,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064173901] [2022-02-10 23:37:20,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:20,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:20,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:20,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:20,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:20,384 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:22,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:22,299 INFO L93 Difference]: Finished difference Result 9149 states and 24043 transitions. [2022-02-10 23:37:22,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:37:22,299 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:22,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:22,313 INFO L225 Difference]: With dead ends: 9149 [2022-02-10 23:37:22,313 INFO L226 Difference]: Without dead ends: 9149 [2022-02-10 23:37:22,313 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=437, Invalid=895, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:37:22,313 INFO L934 BasicCegarLoop]: 452 mSDtfsCounter, 1444 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 1809 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1444 SdHoareTripleChecker+Valid, 2376 SdHoareTripleChecker+Invalid, 2060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 1809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:22,313 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1444 Valid, 2376 Invalid, 2060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 1809 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:37:22,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-02-10 23:37:22,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6550. [2022-02-10 23:37:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6550 states, 6546 states have (on average 2.752062328139322) internal successors, (18015), 6549 states have internal predecessors, (18015), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:22,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6550 states to 6550 states and 18015 transitions. [2022-02-10 23:37:22,411 INFO L78 Accepts]: Start accepts. Automaton has 6550 states and 18015 transitions. Word has length 100 [2022-02-10 23:37:22,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:22,411 INFO L470 AbstractCegarLoop]: Abstraction has 6550 states and 18015 transitions. [2022-02-10 23:37:22,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 6550 states and 18015 transitions. [2022-02-10 23:37:22,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:22,416 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:22,416 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:22,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-02-10 23:37:22,416 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:22,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:22,416 INFO L85 PathProgramCache]: Analyzing trace with hash -870109431, now seen corresponding path program 21 times [2022-02-10 23:37:22,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:22,417 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116596094] [2022-02-10 23:37:22,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:22,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:22,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:23,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:23,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:23,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116596094] [2022-02-10 23:37:23,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116596094] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:23,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:23,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:23,360 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869539978] [2022-02-10 23:37:23,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:23,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:23,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:23,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:23,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:23,361 INFO L87 Difference]: Start difference. First operand 6550 states and 18015 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:24,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:24,932 INFO L93 Difference]: Finished difference Result 8813 states and 23115 transitions. [2022-02-10 23:37:24,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:37:24,932 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:24,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:24,945 INFO L225 Difference]: With dead ends: 8813 [2022-02-10 23:37:24,945 INFO L226 Difference]: Without dead ends: 8813 [2022-02-10 23:37:24,945 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=374, Invalid=816, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:37:24,946 INFO L934 BasicCegarLoop]: 426 mSDtfsCounter, 1538 mSDsluCounter, 1686 mSDsCounter, 0 mSdLazyCounter, 1523 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:24,946 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 2077 Invalid, 1819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1523 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:24,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8813 states. [2022-02-10 23:37:25,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8813 to 6606. [2022-02-10 23:37:25,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:25,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-02-10 23:37:25,055 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-02-10 23:37:25,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:25,055 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-02-10 23:37:25,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:25,055 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-02-10 23:37:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:25,061 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:25,061 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:25,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-02-10 23:37:25,061 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:25,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:25,062 INFO L85 PathProgramCache]: Analyzing trace with hash -894181551, now seen corresponding path program 22 times [2022-02-10 23:37:25,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:25,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277077060] [2022-02-10 23:37:25,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:25,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:25,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:26,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:26,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:26,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277077060] [2022-02-10 23:37:26,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277077060] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:26,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:26,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:26,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528594847] [2022-02-10 23:37:26,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:26,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:26,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:26,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:26,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:26,571 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:28,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:28,336 INFO L93 Difference]: Finished difference Result 8672 states and 23077 transitions. [2022-02-10 23:37:28,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:28,336 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:28,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:28,350 INFO L225 Difference]: With dead ends: 8672 [2022-02-10 23:37:28,350 INFO L226 Difference]: Without dead ends: 8672 [2022-02-10 23:37:28,351 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:28,351 INFO L934 BasicCegarLoop]: 380 mSDtfsCounter, 1581 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1763 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 2287 SdHoareTripleChecker+Invalid, 1949 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 1763 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:28,351 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 2287 Invalid, 1949 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 1763 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:37:28,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8672 states. [2022-02-10 23:37:28,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8672 to 6564. [2022-02-10 23:37:28,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:28,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-02-10 23:37:28,452 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-02-10 23:37:28,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:28,453 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-02-10 23:37:28,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:28,453 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-02-10 23:37:28,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:28,458 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:28,458 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:28,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-02-10 23:37:28,458 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:28,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:28,459 INFO L85 PathProgramCache]: Analyzing trace with hash 352374625, now seen corresponding path program 23 times [2022-02-10 23:37:28,459 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:28,459 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955199699] [2022-02-10 23:37:28,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:28,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:29,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:29,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:29,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955199699] [2022-02-10 23:37:29,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955199699] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:29,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:29,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:29,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707740070] [2022-02-10 23:37:29,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:29,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:29,174 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:29,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:29,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:29,174 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:30,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:30,631 INFO L93 Difference]: Finished difference Result 8112 states and 21535 transitions. [2022-02-10 23:37:30,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:30,632 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:30,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:30,644 INFO L225 Difference]: With dead ends: 8112 [2022-02-10 23:37:30,644 INFO L226 Difference]: Without dead ends: 8112 [2022-02-10 23:37:30,645 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:30,645 INFO L934 BasicCegarLoop]: 369 mSDtfsCounter, 1440 mSDsluCounter, 1641 mSDsCounter, 0 mSdLazyCounter, 1440 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1440 SdHoareTripleChecker+Valid, 1976 SdHoareTripleChecker+Invalid, 1613 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 1440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:30,645 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1440 Valid, 1976 Invalid, 1613 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 1440 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:30,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8112 states. [2022-02-10 23:37:30,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8112 to 6564. [2022-02-10 23:37:30,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:30,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-02-10 23:37:30,741 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-02-10 23:37:30,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:30,741 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-02-10 23:37:30,741 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:30,741 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-02-10 23:37:30,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:30,746 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:30,747 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:30,747 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-02-10 23:37:30,747 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:30,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:30,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1989251829, now seen corresponding path program 24 times [2022-02-10 23:37:30,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:30,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584904511] [2022-02-10 23:37:30,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:30,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:30,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:31,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:31,714 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:31,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584904511] [2022-02-10 23:37:31,714 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584904511] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:31,714 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:31,714 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:31,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403931349] [2022-02-10 23:37:31,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:31,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:31,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:31,714 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:31,714 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:31,715 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:33,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:33,629 INFO L93 Difference]: Finished difference Result 8322 states and 22122 transitions. [2022-02-10 23:37:33,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:33,630 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:33,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:33,644 INFO L225 Difference]: With dead ends: 8322 [2022-02-10 23:37:33,644 INFO L226 Difference]: Without dead ends: 8322 [2022-02-10 23:37:33,645 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:33,645 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1678 mSDsluCounter, 2034 mSDsCounter, 0 mSdLazyCounter, 1782 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1678 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:33,645 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1678 Valid, 2379 Invalid, 1993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1782 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:37:33,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8322 states. [2022-02-10 23:37:33,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8322 to 6494. [2022-02-10 23:37:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6494 states, 6490 states have (on average 2.7505392912172573) internal successors, (17851), 6493 states have internal predecessors, (17851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:33,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6494 states to 6494 states and 17851 transitions. [2022-02-10 23:37:33,756 INFO L78 Accepts]: Start accepts. Automaton has 6494 states and 17851 transitions. Word has length 100 [2022-02-10 23:37:33,756 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:33,757 INFO L470 AbstractCegarLoop]: Abstraction has 6494 states and 17851 transitions. [2022-02-10 23:37:33,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:33,757 INFO L276 IsEmpty]: Start isEmpty. Operand 6494 states and 17851 transitions. [2022-02-10 23:37:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:33,762 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:33,763 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:33,763 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-02-10 23:37:33,763 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:33,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:33,763 INFO L85 PathProgramCache]: Analyzing trace with hash 834355795, now seen corresponding path program 25 times [2022-02-10 23:37:33,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:33,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351861372] [2022-02-10 23:37:33,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:33,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:33,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:34,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:34,466 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:34,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351861372] [2022-02-10 23:37:34,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351861372] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:34,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:34,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:34,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202934288] [2022-02-10 23:37:34,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:34,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:34,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:34,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:34,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:34,467 INFO L87 Difference]: Start difference. First operand 6494 states and 17851 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:36,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:36,081 INFO L93 Difference]: Finished difference Result 9023 states and 23702 transitions. [2022-02-10 23:37:36,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:37:36,082 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:36,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:36,095 INFO L225 Difference]: With dead ends: 9023 [2022-02-10 23:37:36,095 INFO L226 Difference]: Without dead ends: 9023 [2022-02-10 23:37:36,096 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=458, Invalid=948, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:37:36,096 INFO L934 BasicCegarLoop]: 463 mSDtfsCounter, 1945 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 1394 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 1872 SdHoareTripleChecker+Invalid, 1745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:36,096 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 1872 Invalid, 1745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1394 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:37:36,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9023 states. [2022-02-10 23:37:36,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9023 to 6578. [2022-02-10 23:37:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:36,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-02-10 23:37:36,198 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-02-10 23:37:36,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:36,198 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-02-10 23:37:36,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-02-10 23:37:36,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:36,204 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:36,204 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:36,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-02-10 23:37:36,204 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:36,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:36,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1863806651, now seen corresponding path program 26 times [2022-02-10 23:37:36,204 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:36,204 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382672126] [2022-02-10 23:37:36,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:36,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:36,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:36,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:36,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:36,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382672126] [2022-02-10 23:37:36,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382672126] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:36,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:36,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:36,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307446668] [2022-02-10 23:37:36,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:36,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:36,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:36,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:36,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:36,950 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:38,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:38,497 INFO L93 Difference]: Finished difference Result 8939 states and 23470 transitions. [2022-02-10 23:37:38,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:38,497 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:38,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:38,511 INFO L225 Difference]: With dead ends: 8939 [2022-02-10 23:37:38,511 INFO L226 Difference]: Without dead ends: 8939 [2022-02-10 23:37:38,511 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:38,511 INFO L934 BasicCegarLoop]: 414 mSDtfsCounter, 1807 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 1726 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1807 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:38,512 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1807 Valid, 2266 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1726 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:37:38,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8939 states. [2022-02-10 23:37:38,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8939 to 6620. [2022-02-10 23:37:38,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:38,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-02-10 23:37:38,606 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-02-10 23:37:38,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:38,606 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-02-10 23:37:38,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:38,606 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-02-10 23:37:38,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:38,611 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:38,611 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:38,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-02-10 23:37:38,611 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:38,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:38,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1839734531, now seen corresponding path program 27 times [2022-02-10 23:37:38,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:38,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86429967] [2022-02-10 23:37:38,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:38,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:38,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:39,890 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:39,890 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86429967] [2022-02-10 23:37:39,890 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86429967] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:39,890 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:39,890 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:39,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993715976] [2022-02-10 23:37:39,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:39,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:39,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:39,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:39,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:39,891 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:41,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:41,650 INFO L93 Difference]: Finished difference Result 8406 states and 22340 transitions. [2022-02-10 23:37:41,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:41,651 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:41,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:41,664 INFO L225 Difference]: With dead ends: 8406 [2022-02-10 23:37:41,664 INFO L226 Difference]: Without dead ends: 8406 [2022-02-10 23:37:41,664 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:41,664 INFO L934 BasicCegarLoop]: 381 mSDtfsCounter, 1446 mSDsluCounter, 1804 mSDsCounter, 0 mSdLazyCounter, 1571 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 2151 SdHoareTripleChecker+Invalid, 1752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:41,664 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2151 Invalid, 1752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1571 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:37:41,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8406 states. [2022-02-10 23:37:41,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8406 to 6480. [2022-02-10 23:37:41,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6480 states, 6476 states have (on average 2.750154416306362) internal successors, (17810), 6479 states have internal predecessors, (17810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6480 states to 6480 states and 17810 transitions. [2022-02-10 23:37:41,763 INFO L78 Accepts]: Start accepts. Automaton has 6480 states and 17810 transitions. Word has length 100 [2022-02-10 23:37:41,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:41,763 INFO L470 AbstractCegarLoop]: Abstraction has 6480 states and 17810 transitions. [2022-02-10 23:37:41,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 6480 states and 17810 transitions. [2022-02-10 23:37:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:41,768 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:41,768 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:41,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-02-10 23:37:41,769 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:41,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:41,769 INFO L85 PathProgramCache]: Analyzing trace with hash 937997335, now seen corresponding path program 28 times [2022-02-10 23:37:41,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:41,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026949409] [2022-02-10 23:37:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:41,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:42,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:42,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:42,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026949409] [2022-02-10 23:37:42,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026949409] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:42,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:42,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:42,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966540209] [2022-02-10 23:37:42,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:42,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:42,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:42,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:42,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:42,425 INFO L87 Difference]: Start difference. First operand 6480 states and 17810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:44,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:44,314 INFO L93 Difference]: Finished difference Result 8841 states and 23225 transitions. [2022-02-10 23:37:44,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:37:44,314 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:44,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:44,328 INFO L225 Difference]: With dead ends: 8841 [2022-02-10 23:37:44,328 INFO L226 Difference]: Without dead ends: 8841 [2022-02-10 23:37:44,328 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=450, Invalid=882, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:37:44,328 INFO L934 BasicCegarLoop]: 440 mSDtfsCounter, 1557 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1633 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 2152 SdHoareTripleChecker+Invalid, 1915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:44,328 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 2152 Invalid, 1915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1633 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:37:44,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8841 states. [2022-02-10 23:37:44,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8841 to 6592. [2022-02-10 23:37:44,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6592 states, 6588 states have (on average 2.7531876138433518) internal successors, (18138), 6591 states have internal predecessors, (18138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:44,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6592 states to 6592 states and 18138 transitions. [2022-02-10 23:37:44,434 INFO L78 Accepts]: Start accepts. Automaton has 6592 states and 18138 transitions. Word has length 100 [2022-02-10 23:37:44,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:44,435 INFO L470 AbstractCegarLoop]: Abstraction has 6592 states and 18138 transitions. [2022-02-10 23:37:44,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:44,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6592 states and 18138 transitions. [2022-02-10 23:37:44,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:44,441 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:44,441 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:44,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-02-10 23:37:44,441 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:44,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:44,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1967448191, now seen corresponding path program 29 times [2022-02-10 23:37:44,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:44,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874554847] [2022-02-10 23:37:44,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:44,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:44,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:45,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:45,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874554847] [2022-02-10 23:37:45,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874554847] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:45,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:45,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:45,357 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916636618] [2022-02-10 23:37:45,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:45,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:45,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:45,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:45,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:45,358 INFO L87 Difference]: Start difference. First operand 6592 states and 18138 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:47,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:47,240 INFO L93 Difference]: Finished difference Result 8925 states and 23457 transitions. [2022-02-10 23:37:47,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:37:47,240 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:47,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:47,257 INFO L225 Difference]: With dead ends: 8925 [2022-02-10 23:37:47,257 INFO L226 Difference]: Without dead ends: 8925 [2022-02-10 23:37:47,257 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=435, Invalid=897, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:37:47,258 INFO L934 BasicCegarLoop]: 440 mSDtfsCounter, 1608 mSDsluCounter, 2145 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2558 SdHoareTripleChecker+Invalid, 2272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:47,268 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2558 Invalid, 2272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:37:47,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8925 states. [2022-02-10 23:37:47,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8925 to 6690. [2022-02-10 23:37:47,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:47,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-02-10 23:37:47,376 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-02-10 23:37:47,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:47,377 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-02-10 23:37:47,377 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:47,377 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-02-10 23:37:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:47,382 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:47,382 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:47,382 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-02-10 23:37:47,383 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:47,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:47,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1943376071, now seen corresponding path program 30 times [2022-02-10 23:37:47,383 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:47,383 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365692310] [2022-02-10 23:37:47,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:47,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:48,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:48,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:48,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365692310] [2022-02-10 23:37:48,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365692310] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:48,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:48,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:48,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223962202] [2022-02-10 23:37:48,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:48,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:48,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:48,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:48,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:48,380 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:50,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:50,035 INFO L93 Difference]: Finished difference Result 8784 states and 23419 transitions. [2022-02-10 23:37:50,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:50,036 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:50,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:50,051 INFO L225 Difference]: With dead ends: 8784 [2022-02-10 23:37:50,051 INFO L226 Difference]: Without dead ends: 8784 [2022-02-10 23:37:50,051 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:50,051 INFO L934 BasicCegarLoop]: 366 mSDtfsCounter, 1507 mSDsluCounter, 1718 mSDsCounter, 0 mSdLazyCounter, 1563 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:50,052 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2061 Invalid, 1839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1563 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:37:50,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8784 states. [2022-02-10 23:37:50,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8784 to 6648. [2022-02-10 23:37:50,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:50,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-02-10 23:37:50,185 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-02-10 23:37:50,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:50,185 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-02-10 23:37:50,185 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:50,185 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-02-10 23:37:50,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:50,191 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:50,191 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:50,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-02-10 23:37:50,191 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:50,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:50,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1105035049, now seen corresponding path program 31 times [2022-02-10 23:37:50,191 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:50,191 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [271704365] [2022-02-10 23:37:50,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:50,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:51,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:51,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:51,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [271704365] [2022-02-10 23:37:51,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [271704365] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:51,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:51,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:51,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767162426] [2022-02-10 23:37:51,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:51,143 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:51,143 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:51,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:51,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:51,143 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:52,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:52,859 INFO L93 Difference]: Finished difference Result 8420 states and 22409 transitions. [2022-02-10 23:37:52,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:37:52,859 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:52,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:52,872 INFO L225 Difference]: With dead ends: 8420 [2022-02-10 23:37:52,872 INFO L226 Difference]: Without dead ends: 8420 [2022-02-10 23:37:52,873 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:37:52,873 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 1425 mSDsluCounter, 1892 mSDsCounter, 0 mSdLazyCounter, 1675 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 2229 SdHoareTripleChecker+Invalid, 1906 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 1675 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:52,873 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 2229 Invalid, 1906 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 1675 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:37:52,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8420 states. [2022-02-10 23:37:52,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8420 to 6662. [2022-02-10 23:37:52,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-02-10 23:37:52,988 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-02-10 23:37:52,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:52,988 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-02-10 23:37:52,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:52,988 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-02-10 23:37:52,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:52,994 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:52,994 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:52,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-02-10 23:37:52,994 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:52,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:52,995 INFO L85 PathProgramCache]: Analyzing trace with hash 531842155, now seen corresponding path program 32 times [2022-02-10 23:37:52,995 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:52,995 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262492251] [2022-02-10 23:37:52,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:52,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:54,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:54,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:54,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262492251] [2022-02-10 23:37:54,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [262492251] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:54,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:54,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:54,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999696850] [2022-02-10 23:37:54,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:54,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:54,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:54,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:54,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:54,123 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:56,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:56,034 INFO L93 Difference]: Finished difference Result 8588 states and 22873 transitions. [2022-02-10 23:37:56,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:37:56,035 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:56,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:56,047 INFO L225 Difference]: With dead ends: 8588 [2022-02-10 23:37:56,047 INFO L226 Difference]: Without dead ends: 8588 [2022-02-10 23:37:56,047 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:37:56,047 INFO L934 BasicCegarLoop]: 375 mSDtfsCounter, 1460 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1616 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:56,047 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1460 Valid, 2119 Invalid, 1850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1616 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:37:56,059 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8588 states. [2022-02-10 23:37:56,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8588 to 6634. [2022-02-10 23:37:56,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:56,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-02-10 23:37:56,156 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-02-10 23:37:56,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:56,156 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-02-10 23:37:56,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:56,157 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-02-10 23:37:56,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:56,163 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:56,163 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:56,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-02-10 23:37:56,163 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:56,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:56,163 INFO L85 PathProgramCache]: Analyzing trace with hash 937176391, now seen corresponding path program 33 times [2022-02-10 23:37:56,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:56,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701579762] [2022-02-10 23:37:56,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:56,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:56,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:56,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:56,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701579762] [2022-02-10 23:37:56,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701579762] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:56,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:56,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:56,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023074586] [2022-02-10 23:37:56,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:56,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:56,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:56,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:56,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:56,856 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:58,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:37:58,215 INFO L93 Difference]: Finished difference Result 8532 states and 22723 transitions. [2022-02-10 23:37:58,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:37:58,216 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:37:58,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:37:58,229 INFO L225 Difference]: With dead ends: 8532 [2022-02-10 23:37:58,229 INFO L226 Difference]: Without dead ends: 8532 [2022-02-10 23:37:58,229 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:37:58,229 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1453 mSDsluCounter, 1394 mSDsCounter, 0 mSdLazyCounter, 1275 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1453 SdHoareTripleChecker+Valid, 1718 SdHoareTripleChecker+Invalid, 1500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 1275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:37:58,229 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1453 Valid, 1718 Invalid, 1500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 1275 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:37:58,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8532 states. [2022-02-10 23:37:58,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8532 to 6662. [2022-02-10 23:37:58,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:58,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-02-10 23:37:58,336 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-02-10 23:37:58,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:37:58,336 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-02-10 23:37:58,336 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:37:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-02-10 23:37:58,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:37:58,342 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:37:58,342 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:37:58,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-02-10 23:37:58,342 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:37:58,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:37:58,342 INFO L85 PathProgramCache]: Analyzing trace with hash -603940335, now seen corresponding path program 34 times [2022-02-10 23:37:58,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:37:58,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106220465] [2022-02-10 23:37:58,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:37:58,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:37:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:37:59,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:37:59,239 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:37:59,239 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106220465] [2022-02-10 23:37:59,239 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106220465] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:37:59,239 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:37:59,239 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:37:59,239 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022387228] [2022-02-10 23:37:59,239 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:37:59,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:37:59,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:37:59,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:37:59,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:37:59,240 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:00,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:00,910 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-02-10 23:38:00,910 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:00,910 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:00,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:00,924 INFO L225 Difference]: With dead ends: 8700 [2022-02-10 23:38:00,924 INFO L226 Difference]: Without dead ends: 8700 [2022-02-10 23:38:00,924 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:00,924 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1507 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1589 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1507 SdHoareTripleChecker+Valid, 2108 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1589 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:00,924 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1507 Valid, 2108 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1589 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:00,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-02-10 23:38:01,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-02-10 23:38:01,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:01,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-02-10 23:38:01,034 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-02-10 23:38:01,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:01,034 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-02-10 23:38:01,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:01,034 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-02-10 23:38:01,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:01,040 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:01,040 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:01,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-02-10 23:38:01,040 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:01,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:01,041 INFO L85 PathProgramCache]: Analyzing trace with hash 1032936869, now seen corresponding path program 35 times [2022-02-10 23:38:01,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:01,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154655059] [2022-02-10 23:38:01,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:01,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:02,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:02,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:02,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154655059] [2022-02-10 23:38:02,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154655059] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:02,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:02,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:02,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879364674] [2022-02-10 23:38:02,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:02,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:02,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:02,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:02,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:02,176 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:03,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:03,987 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-02-10 23:38:03,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:03,987 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:03,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:04,001 INFO L225 Difference]: With dead ends: 8686 [2022-02-10 23:38:04,001 INFO L226 Difference]: Without dead ends: 8686 [2022-02-10 23:38:04,001 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:04,001 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1335 mSDsluCounter, 1802 mSDsCounter, 0 mSdLazyCounter, 1607 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 2149 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:04,001 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 2149 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1607 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:04,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-02-10 23:38:04,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6606. [2022-02-10 23:38:04,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6606 states, 6602 states have (on average 2.7535595274159346) internal successors, (18179), 6605 states have internal predecessors, (18179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6606 states to 6606 states and 18179 transitions. [2022-02-10 23:38:04,100 INFO L78 Accepts]: Start accepts. Automaton has 6606 states and 18179 transitions. Word has length 100 [2022-02-10 23:38:04,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:04,100 INFO L470 AbstractCegarLoop]: Abstraction has 6606 states and 18179 transitions. [2022-02-10 23:38:04,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:04,101 INFO L276 IsEmpty]: Start isEmpty. Operand 6606 states and 18179 transitions. [2022-02-10 23:38:04,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:04,106 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:04,106 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:04,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-02-10 23:38:04,106 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:04,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:04,106 INFO L85 PathProgramCache]: Analyzing trace with hash 248056711, now seen corresponding path program 36 times [2022-02-10 23:38:04,106 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:04,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133207468] [2022-02-10 23:38:04,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:04,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:04,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:05,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:05,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:05,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133207468] [2022-02-10 23:38:05,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133207468] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:05,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:05,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:05,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376776660] [2022-02-10 23:38:05,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:05,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:05,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:05,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:05,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:05,053 INFO L87 Difference]: Start difference. First operand 6606 states and 18179 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:06,640 INFO L93 Difference]: Finished difference Result 8056 states and 21385 transitions. [2022-02-10 23:38:06,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:38:06,640 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:06,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:06,652 INFO L225 Difference]: With dead ends: 8056 [2022-02-10 23:38:06,652 INFO L226 Difference]: Without dead ends: 8056 [2022-02-10 23:38:06,652 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:38:06,653 INFO L934 BasicCegarLoop]: 339 mSDtfsCounter, 1161 mSDsluCounter, 1905 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2218 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:06,653 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2218 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:06,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8056 states. [2022-02-10 23:38:06,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8056 to 6620. [2022-02-10 23:38:06,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-02-10 23:38:06,758 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-02-10 23:38:06,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:06,758 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-02-10 23:38:06,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-02-10 23:38:06,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:06,764 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:06,764 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:06,764 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-02-10 23:38:06,764 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:06,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:06,764 INFO L85 PathProgramCache]: Analyzing trace with hash -95491443, now seen corresponding path program 37 times [2022-02-10 23:38:06,764 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:06,764 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020820115] [2022-02-10 23:38:06,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:06,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:06,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:07,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:07,508 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020820115] [2022-02-10 23:38:07,508 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020820115] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:07,508 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:07,508 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:07,508 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867894038] [2022-02-10 23:38:07,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:07,508 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:07,508 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:07,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:07,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:07,509 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:08,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:08,976 INFO L93 Difference]: Finished difference Result 8336 states and 22135 transitions. [2022-02-10 23:38:08,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:38:08,976 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:08,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:09,000 INFO L225 Difference]: With dead ends: 8336 [2022-02-10 23:38:09,000 INFO L226 Difference]: Without dead ends: 8336 [2022-02-10 23:38:09,000 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:38:09,001 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1292 mSDsluCounter, 1730 mSDsCounter, 0 mSdLazyCounter, 1506 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1292 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1506 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:09,001 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1292 Valid, 2060 Invalid, 1726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1506 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:38:09,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8336 states. [2022-02-10 23:38:09,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8336 to 6620. [2022-02-10 23:38:09,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:09,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-02-10 23:38:09,135 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-02-10 23:38:09,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:09,135 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-02-10 23:38:09,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:09,135 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-02-10 23:38:09,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:09,141 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:09,141 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:09,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-02-10 23:38:09,141 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:09,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:09,141 INFO L85 PathProgramCache]: Analyzing trace with hash 517439919, now seen corresponding path program 38 times [2022-02-10 23:38:09,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:09,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265748169] [2022-02-10 23:38:09,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:09,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:09,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:09,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265748169] [2022-02-10 23:38:09,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265748169] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:09,799 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:09,799 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:09,799 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557534277] [2022-02-10 23:38:09,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:09,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:09,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:09,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:09,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:09,800 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:11,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:11,395 INFO L93 Difference]: Finished difference Result 8280 states and 21985 transitions. [2022-02-10 23:38:11,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:11,396 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:11,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:11,408 INFO L225 Difference]: With dead ends: 8280 [2022-02-10 23:38:11,408 INFO L226 Difference]: Without dead ends: 8280 [2022-02-10 23:38:11,408 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:11,408 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 1394 mSDsluCounter, 2022 mSDsCounter, 0 mSdLazyCounter, 1751 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 2359 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:11,408 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 2359 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1751 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:11,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8280 states. [2022-02-10 23:38:11,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8280 to 6620. [2022-02-10 23:38:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6620 states, 6616 states have (on average 2.7539298669891172) internal successors, (18220), 6619 states have internal predecessors, (18220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:11,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6620 states to 6620 states and 18220 transitions. [2022-02-10 23:38:11,504 INFO L78 Accepts]: Start accepts. Automaton has 6620 states and 18220 transitions. Word has length 100 [2022-02-10 23:38:11,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:11,504 INFO L470 AbstractCegarLoop]: Abstraction has 6620 states and 18220 transitions. [2022-02-10 23:38:11,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:11,504 INFO L276 IsEmpty]: Start isEmpty. Operand 6620 states and 18220 transitions. [2022-02-10 23:38:11,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:11,509 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:11,510 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:11,510 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-02-10 23:38:11,510 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:11,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:11,510 INFO L85 PathProgramCache]: Analyzing trace with hash -2140650173, now seen corresponding path program 39 times [2022-02-10 23:38:11,510 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:11,510 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776396131] [2022-02-10 23:38:11,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:11,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:11,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:12,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:12,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776396131] [2022-02-10 23:38:12,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776396131] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:12,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:12,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:12,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [413024937] [2022-02-10 23:38:12,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:12,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:12,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:12,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:12,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:12,601 INFO L87 Difference]: Start difference. First operand 6620 states and 18220 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:14,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:14,448 INFO L93 Difference]: Finished difference Result 8266 states and 21972 transitions. [2022-02-10 23:38:14,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:14,448 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:14,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:14,462 INFO L225 Difference]: With dead ends: 8266 [2022-02-10 23:38:14,462 INFO L226 Difference]: Without dead ends: 8266 [2022-02-10 23:38:14,462 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:14,462 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1289 mSDsluCounter, 2075 mSDsCounter, 0 mSdLazyCounter, 1785 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 2423 SdHoareTripleChecker+Invalid, 2012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:14,462 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1289 Valid, 2423 Invalid, 2012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1785 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:38:14,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8266 states. [2022-02-10 23:38:14,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8266 to 6536. [2022-02-10 23:38:14,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-02-10 23:38:14,593 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-02-10 23:38:14,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:14,594 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-02-10 23:38:14,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-02-10 23:38:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:14,599 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:14,599 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:14,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-02-10 23:38:14,599 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:14,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:14,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1460347969, now seen corresponding path program 40 times [2022-02-10 23:38:14,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:14,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972640741] [2022-02-10 23:38:14,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:14,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:14,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:15,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:15,025 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:15,025 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972640741] [2022-02-10 23:38:15,025 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972640741] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:15,025 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:15,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:15,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567782638] [2022-02-10 23:38:15,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:15,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:15,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:15,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:15,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:15,026 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:16,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:16,857 INFO L93 Difference]: Finished difference Result 9485 states and 24985 transitions. [2022-02-10 23:38:16,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:38:16,858 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:16,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:16,873 INFO L225 Difference]: With dead ends: 9485 [2022-02-10 23:38:16,873 INFO L226 Difference]: Without dead ends: 9485 [2022-02-10 23:38:16,874 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=472, Invalid=934, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:38:16,874 INFO L934 BasicCegarLoop]: 454 mSDtfsCounter, 1613 mSDsluCounter, 1694 mSDsCounter, 0 mSdLazyCounter, 1592 mSolverCounterSat, 315 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 315 IncrementalHoareTripleChecker+Valid, 1592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:16,874 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 2125 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [315 Valid, 1592 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:16,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9485 states. [2022-02-10 23:38:16,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9485 to 6648. [2022-02-10 23:38:16,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:16,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-02-10 23:38:16,997 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-02-10 23:38:16,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:16,997 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-02-10 23:38:16,997 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:16,997 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-02-10 23:38:17,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:17,004 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:17,004 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:17,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-02-10 23:38:17,004 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:17,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:17,004 INFO L85 PathProgramCache]: Analyzing trace with hash -430897113, now seen corresponding path program 41 times [2022-02-10 23:38:17,004 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:17,004 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668983251] [2022-02-10 23:38:17,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:17,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:17,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:17,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668983251] [2022-02-10 23:38:17,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668983251] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:17,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:17,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:17,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279122694] [2022-02-10 23:38:17,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:17,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:17,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:17,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:17,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:17,702 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:19,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:19,433 INFO L93 Difference]: Finished difference Result 9149 states and 24057 transitions. [2022-02-10 23:38:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:38:19,434 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:19,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:19,449 INFO L225 Difference]: With dead ends: 9149 [2022-02-10 23:38:19,450 INFO L226 Difference]: Without dead ends: 9149 [2022-02-10 23:38:19,450 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=405, Invalid=855, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:38:19,450 INFO L934 BasicCegarLoop]: 424 mSDtfsCounter, 1732 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:19,450 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 2121 Invalid, 1945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:19,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9149 states. [2022-02-10 23:38:19,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9149 to 6732. [2022-02-10 23:38:19,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6732 states, 6728 states have (on average 2.756837098692033) internal successors, (18548), 6731 states have internal predecessors, (18548), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6732 states to 6732 states and 18548 transitions. [2022-02-10 23:38:19,574 INFO L78 Accepts]: Start accepts. Automaton has 6732 states and 18548 transitions. Word has length 100 [2022-02-10 23:38:19,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:19,574 INFO L470 AbstractCegarLoop]: Abstraction has 6732 states and 18548 transitions. [2022-02-10 23:38:19,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:19,574 INFO L276 IsEmpty]: Start isEmpty. Operand 6732 states and 18548 transitions. [2022-02-10 23:38:19,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:19,580 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:19,580 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:19,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-02-10 23:38:19,580 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:19,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:19,580 INFO L85 PathProgramCache]: Analyzing trace with hash -454969233, now seen corresponding path program 42 times [2022-02-10 23:38:19,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:19,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032129484] [2022-02-10 23:38:19,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:19,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:19,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:20,775 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:20,775 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032129484] [2022-02-10 23:38:20,775 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032129484] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:20,775 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:20,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:20,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76737284] [2022-02-10 23:38:20,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:20,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:20,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:20,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:20,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:20,775 INFO L87 Difference]: Start difference. First operand 6732 states and 18548 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:22,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:22,628 INFO L93 Difference]: Finished difference Result 9008 states and 24019 transitions. [2022-02-10 23:38:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:22,629 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:22,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:22,642 INFO L225 Difference]: With dead ends: 9008 [2022-02-10 23:38:22,643 INFO L226 Difference]: Without dead ends: 9008 [2022-02-10 23:38:22,643 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:22,643 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1233 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:22,643 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2334 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:38:22,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9008 states. [2022-02-10 23:38:22,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9008 to 6690. [2022-02-10 23:38:22,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:22,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-02-10 23:38:22,752 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-02-10 23:38:22,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:22,752 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-02-10 23:38:22,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:22,752 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-02-10 23:38:22,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:22,758 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:22,758 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:22,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-02-10 23:38:22,758 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:22,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:22,758 INFO L85 PathProgramCache]: Analyzing trace with hash 791586943, now seen corresponding path program 43 times [2022-02-10 23:38:22,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:22,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342063093] [2022-02-10 23:38:22,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:22,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:22,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:23,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:23,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342063093] [2022-02-10 23:38:23,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342063093] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:23,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:23,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:23,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992872497] [2022-02-10 23:38:23,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:23,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:23,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:23,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:23,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:23,671 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:25,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:25,176 INFO L93 Difference]: Finished difference Result 8644 states and 23009 transitions. [2022-02-10 23:38:25,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:25,176 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:25,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:25,190 INFO L225 Difference]: With dead ends: 8644 [2022-02-10 23:38:25,190 INFO L226 Difference]: Without dead ends: 8644 [2022-02-10 23:38:25,190 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:25,190 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1652 mSDsluCounter, 1482 mSDsCounter, 0 mSdLazyCounter, 1380 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 1820 SdHoareTripleChecker+Invalid, 1646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:25,191 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 1820 Invalid, 1646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1380 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:38:25,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-02-10 23:38:25,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 6704. [2022-02-10 23:38:25,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:25,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-02-10 23:38:25,299 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-02-10 23:38:25,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:25,299 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-02-10 23:38:25,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:25,299 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-02-10 23:38:25,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:25,305 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:25,305 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:25,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-02-10 23:38:25,305 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:25,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:25,305 INFO L85 PathProgramCache]: Analyzing trace with hash -1866503149, now seen corresponding path program 44 times [2022-02-10 23:38:25,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:25,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983200564] [2022-02-10 23:38:25,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:25,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:26,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:26,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:26,242 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983200564] [2022-02-10 23:38:26,242 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983200564] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:26,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:26,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:26,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963616319] [2022-02-10 23:38:26,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:26,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:26,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:26,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:26,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:26,243 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:28,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:28,054 INFO L93 Difference]: Finished difference Result 8812 states and 23473 transitions. [2022-02-10 23:38:28,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:28,054 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:28,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:28,068 INFO L225 Difference]: With dead ends: 8812 [2022-02-10 23:38:28,068 INFO L226 Difference]: Without dead ends: 8812 [2022-02-10 23:38:28,069 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:28,069 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 1430 mSDsluCounter, 2064 mSDsCounter, 0 mSdLazyCounter, 1825 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 2409 SdHoareTripleChecker+Invalid, 2059 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1825 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:28,069 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 2409 Invalid, 2059 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1825 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:38:28,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8812 states. [2022-02-10 23:38:28,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8812 to 6676. [2022-02-10 23:38:28,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:28,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-02-10 23:38:28,182 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-02-10 23:38:28,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:28,182 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-02-10 23:38:28,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:28,182 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-02-10 23:38:28,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:28,188 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:28,188 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:28,188 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-02-10 23:38:28,188 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:28,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:28,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1461168913, now seen corresponding path program 45 times [2022-02-10 23:38:28,188 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:28,188 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088315882] [2022-02-10 23:38:28,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:28,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:28,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:29,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:29,014 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:29,014 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088315882] [2022-02-10 23:38:29,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088315882] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:29,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:29,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:29,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260978590] [2022-02-10 23:38:29,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:29,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:29,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:29,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:29,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:29,015 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:30,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:30,337 INFO L93 Difference]: Finished difference Result 8476 states and 22559 transitions. [2022-02-10 23:38:30,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:38:30,337 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:30,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:30,350 INFO L225 Difference]: With dead ends: 8476 [2022-02-10 23:38:30,350 INFO L226 Difference]: Without dead ends: 8476 [2022-02-10 23:38:30,350 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:38:30,351 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1495 mSDsluCounter, 1233 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1495 SdHoareTripleChecker+Valid, 1564 SdHoareTripleChecker+Invalid, 1402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:30,351 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1495 Valid, 1564 Invalid, 1402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:30,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8476 states. [2022-02-10 23:38:30,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8476 to 6676. [2022-02-10 23:38:30,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:30,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-02-10 23:38:30,463 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-02-10 23:38:30,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:30,463 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-02-10 23:38:30,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:30,463 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-02-10 23:38:30,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:30,469 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:30,469 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:30,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-02-10 23:38:30,469 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:30,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:30,469 INFO L85 PathProgramCache]: Analyzing trace with hash 1292681657, now seen corresponding path program 46 times [2022-02-10 23:38:30,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:30,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1525497932] [2022-02-10 23:38:30,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:30,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:31,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:31,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:31,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1525497932] [2022-02-10 23:38:31,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1525497932] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:31,614 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:31,614 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:31,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846675114] [2022-02-10 23:38:31,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:31,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:31,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:31,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:31,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:31,614 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:33,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:33,014 INFO L93 Difference]: Finished difference Result 8700 states and 23159 transitions. [2022-02-10 23:38:33,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:33,014 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:33,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:33,029 INFO L225 Difference]: With dead ends: 8700 [2022-02-10 23:38:33,029 INFO L226 Difference]: Without dead ends: 8700 [2022-02-10 23:38:33,030 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:33,030 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 1700 mSDsluCounter, 1307 mSDsCounter, 0 mSdLazyCounter, 1208 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 1650 SdHoareTripleChecker+Invalid, 1504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:33,030 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1700 Valid, 1650 Invalid, 1504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1208 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:33,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8700 states. [2022-02-10 23:38:33,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8700 to 6676. [2022-02-10 23:38:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6676 states, 6672 states have (on average 2.7553956834532376) internal successors, (18384), 6675 states have internal predecessors, (18384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:33,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6676 states to 6676 states and 18384 transitions. [2022-02-10 23:38:33,144 INFO L78 Accepts]: Start accepts. Automaton has 6676 states and 18384 transitions. Word has length 100 [2022-02-10 23:38:33,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:33,144 INFO L470 AbstractCegarLoop]: Abstraction has 6676 states and 18384 transitions. [2022-02-10 23:38:33,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:33,145 INFO L276 IsEmpty]: Start isEmpty. Operand 6676 states and 18384 transitions. [2022-02-10 23:38:33,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:33,150 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:33,150 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:33,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-02-10 23:38:33,151 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:33,151 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:33,151 INFO L85 PathProgramCache]: Analyzing trace with hash -1365408435, now seen corresponding path program 47 times [2022-02-10 23:38:33,151 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:33,151 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896694155] [2022-02-10 23:38:33,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:33,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:33,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:33,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:33,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896694155] [2022-02-10 23:38:33,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896694155] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:33,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:33,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:33,998 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013190864] [2022-02-10 23:38:33,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:33,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:33,999 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:33,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:33,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:34,002 INFO L87 Difference]: Start difference. First operand 6676 states and 18384 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:35,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:35,831 INFO L93 Difference]: Finished difference Result 8686 states and 23146 transitions. [2022-02-10 23:38:35,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:35,832 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:35,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:35,846 INFO L225 Difference]: With dead ends: 8686 [2022-02-10 23:38:35,846 INFO L226 Difference]: Without dead ends: 8686 [2022-02-10 23:38:35,846 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:35,846 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1615 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1584 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1615 SdHoareTripleChecker+Valid, 2065 SdHoareTripleChecker+Invalid, 1828 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:35,846 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1615 Valid, 2065 Invalid, 1828 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1584 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:38:35,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8686 states. [2022-02-10 23:38:35,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8686 to 6564. [2022-02-10 23:38:35,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6564 states, 6560 states have (on average 2.752439024390244) internal successors, (18056), 6563 states have internal predecessors, (18056), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6564 states to 6564 states and 18056 transitions. [2022-02-10 23:38:35,958 INFO L78 Accepts]: Start accepts. Automaton has 6564 states and 18056 transitions. Word has length 100 [2022-02-10 23:38:35,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:35,958 INFO L470 AbstractCegarLoop]: Abstraction has 6564 states and 18056 transitions. [2022-02-10 23:38:35,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:35,958 INFO L276 IsEmpty]: Start isEmpty. Operand 6564 states and 18056 transitions. [2022-02-10 23:38:35,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:35,964 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:35,964 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:35,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-02-10 23:38:35,964 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:35,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:35,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1791588703, now seen corresponding path program 48 times [2022-02-10 23:38:35,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:35,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206119308] [2022-02-10 23:38:35,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:35,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:36,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:36,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:36,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206119308] [2022-02-10 23:38:36,580 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206119308] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:36,580 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:36,580 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:36,580 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341984487] [2022-02-10 23:38:36,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:36,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:36,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:36,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:36,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:36,581 INFO L87 Difference]: Start difference. First operand 6564 states and 18056 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:38,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:38,307 INFO L93 Difference]: Finished difference Result 9345 states and 24589 transitions. [2022-02-10 23:38:38,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:38:38,307 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:38,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:38,323 INFO L225 Difference]: With dead ends: 9345 [2022-02-10 23:38:38,323 INFO L226 Difference]: Without dead ends: 9345 [2022-02-10 23:38:38,323 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=988, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:38:38,324 INFO L934 BasicCegarLoop]: 463 mSDtfsCounter, 1583 mSDsluCounter, 1419 mSDsCounter, 0 mSdLazyCounter, 1376 mSolverCounterSat, 379 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1583 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 379 IncrementalHoareTripleChecker+Valid, 1376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:38,324 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1583 Valid, 1861 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [379 Valid, 1376 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:38:38,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-02-10 23:38:38,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 6634. [2022-02-10 23:38:38,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6634 states, 6630 states have (on average 2.7542986425339366) internal successors, (18261), 6633 states have internal predecessors, (18261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:38,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6634 states to 6634 states and 18261 transitions. [2022-02-10 23:38:38,435 INFO L78 Accepts]: Start accepts. Automaton has 6634 states and 18261 transitions. Word has length 100 [2022-02-10 23:38:38,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:38,435 INFO L470 AbstractCegarLoop]: Abstraction has 6634 states and 18261 transitions. [2022-02-10 23:38:38,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:38,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6634 states and 18261 transitions. [2022-02-10 23:38:38,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:38,441 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:38,441 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:38,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-02-10 23:38:38,441 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:38,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:38,441 INFO L85 PathProgramCache]: Analyzing trace with hash -762137847, now seen corresponding path program 49 times [2022-02-10 23:38:38,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:38,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259018134] [2022-02-10 23:38:38,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:38,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:39,345 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:39,345 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259018134] [2022-02-10 23:38:39,345 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259018134] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:39,345 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:39,345 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:39,345 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374658471] [2022-02-10 23:38:39,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:39,345 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:39,345 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:39,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:39,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:39,346 INFO L87 Difference]: Start difference. First operand 6634 states and 18261 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:41,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:41,388 INFO L93 Difference]: Finished difference Result 9009 states and 23661 transitions. [2022-02-10 23:38:41,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:38:41,389 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:41,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:41,403 INFO L225 Difference]: With dead ends: 9009 [2022-02-10 23:38:41,403 INFO L226 Difference]: Without dead ends: 9009 [2022-02-10 23:38:41,404 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=814, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:38:41,404 INFO L934 BasicCegarLoop]: 413 mSDtfsCounter, 1671 mSDsluCounter, 2085 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1671 SdHoareTripleChecker+Valid, 2470 SdHoareTripleChecker+Invalid, 2226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:41,404 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1671 Valid, 2470 Invalid, 2226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:38:41,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9009 states. [2022-02-10 23:38:41,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9009 to 6690. [2022-02-10 23:38:41,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6690 states, 6686 states have (on average 2.7557583009273108) internal successors, (18425), 6689 states have internal predecessors, (18425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:41,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6690 states to 6690 states and 18425 transitions. [2022-02-10 23:38:41,519 INFO L78 Accepts]: Start accepts. Automaton has 6690 states and 18425 transitions. Word has length 100 [2022-02-10 23:38:41,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:41,519 INFO L470 AbstractCegarLoop]: Abstraction has 6690 states and 18425 transitions. [2022-02-10 23:38:41,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:41,519 INFO L276 IsEmpty]: Start isEmpty. Operand 6690 states and 18425 transitions. [2022-02-10 23:38:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:41,525 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:41,525 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:41,525 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-02-10 23:38:41,525 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:41,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:41,525 INFO L85 PathProgramCache]: Analyzing trace with hash -786209967, now seen corresponding path program 50 times [2022-02-10 23:38:41,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:41,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101738567] [2022-02-10 23:38:41,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:41,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:41,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:42,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:42,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101738567] [2022-02-10 23:38:42,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101738567] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:42,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:42,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:42,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395425452] [2022-02-10 23:38:42,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:42,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:42,870 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:42,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:42,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:42,870 INFO L87 Difference]: Start difference. First operand 6690 states and 18425 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:44,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:44,635 INFO L93 Difference]: Finished difference Result 8868 states and 23623 transitions. [2022-02-10 23:38:44,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:44,636 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:44,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:44,650 INFO L225 Difference]: With dead ends: 8868 [2022-02-10 23:38:44,650 INFO L226 Difference]: Without dead ends: 8868 [2022-02-10 23:38:44,651 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:44,651 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 1432 mSDsluCounter, 2024 mSDsCounter, 0 mSdLazyCounter, 1844 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 2365 SdHoareTripleChecker+Invalid, 2084 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:44,651 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 2365 Invalid, 2084 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1844 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:38:44,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8868 states. [2022-02-10 23:38:44,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8868 to 6648. [2022-02-10 23:38:44,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-02-10 23:38:44,749 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-02-10 23:38:44,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:44,749 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-02-10 23:38:44,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:44,750 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-02-10 23:38:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:44,755 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:44,755 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:44,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-02-10 23:38:44,755 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:44,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:44,755 INFO L85 PathProgramCache]: Analyzing trace with hash 460346209, now seen corresponding path program 51 times [2022-02-10 23:38:44,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:44,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1423942015] [2022-02-10 23:38:44,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:44,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:45,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:45,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:45,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1423942015] [2022-02-10 23:38:45,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1423942015] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:45,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:45,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:45,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536915210] [2022-02-10 23:38:45,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:45,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:45,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:45,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:45,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:45,475 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:46,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:46,748 INFO L93 Difference]: Finished difference Result 8308 states and 22081 transitions. [2022-02-10 23:38:46,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:38:46,748 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:46,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:46,760 INFO L225 Difference]: With dead ends: 8308 [2022-02-10 23:38:46,760 INFO L226 Difference]: Without dead ends: 8308 [2022-02-10 23:38:46,760 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:38:46,761 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1452 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 1561 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:46,761 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 2006 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1561 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:38:46,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8308 states. [2022-02-10 23:38:46,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8308 to 6648. [2022-02-10 23:38:46,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6648 states, 6644 states have (on average 2.754665863937387) internal successors, (18302), 6647 states have internal predecessors, (18302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6648 states to 6648 states and 18302 transitions. [2022-02-10 23:38:46,853 INFO L78 Accepts]: Start accepts. Automaton has 6648 states and 18302 transitions. Word has length 100 [2022-02-10 23:38:46,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:46,854 INFO L470 AbstractCegarLoop]: Abstraction has 6648 states and 18302 transitions. [2022-02-10 23:38:46,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 6648 states and 18302 transitions. [2022-02-10 23:38:46,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:46,859 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:46,859 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:46,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-02-10 23:38:46,859 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:46,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:46,859 INFO L85 PathProgramCache]: Analyzing trace with hash 2097223413, now seen corresponding path program 52 times [2022-02-10 23:38:46,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:46,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176576873] [2022-02-10 23:38:46,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:46,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:46,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:47,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:47,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176576873] [2022-02-10 23:38:47,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176576873] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:47,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:47,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:47,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866236658] [2022-02-10 23:38:47,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:47,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:47,985 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:47,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:47,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:47,985 INFO L87 Difference]: Start difference. First operand 6648 states and 18302 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:49,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:49,684 INFO L93 Difference]: Finished difference Result 8518 states and 22668 transitions. [2022-02-10 23:38:49,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:49,684 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:49,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:49,698 INFO L225 Difference]: With dead ends: 8518 [2022-02-10 23:38:49,698 INFO L226 Difference]: Without dead ends: 8518 [2022-02-10 23:38:49,698 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=344, Invalid=778, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:49,699 INFO L934 BasicCegarLoop]: 369 mSDtfsCounter, 1646 mSDsluCounter, 1683 mSDsCounter, 0 mSdLazyCounter, 1537 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1646 SdHoareTripleChecker+Valid, 2029 SdHoareTripleChecker+Invalid, 1814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:49,699 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1646 Valid, 2029 Invalid, 1814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1537 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:38:49,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8518 states. [2022-02-10 23:38:49,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8518 to 6578. [2022-02-10 23:38:49,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6578 states, 6574 states have (on average 2.752814116215394) internal successors, (18097), 6577 states have internal predecessors, (18097), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:49,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6578 states to 6578 states and 18097 transitions. [2022-02-10 23:38:49,810 INFO L78 Accepts]: Start accepts. Automaton has 6578 states and 18097 transitions. Word has length 100 [2022-02-10 23:38:49,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:49,810 INFO L470 AbstractCegarLoop]: Abstraction has 6578 states and 18097 transitions. [2022-02-10 23:38:49,810 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:49,810 INFO L276 IsEmpty]: Start isEmpty. Operand 6578 states and 18097 transitions. [2022-02-10 23:38:49,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:49,816 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:49,816 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:49,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-02-10 23:38:49,817 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:49,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:49,817 INFO L85 PathProgramCache]: Analyzing trace with hash 942327379, now seen corresponding path program 53 times [2022-02-10 23:38:49,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:49,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140849610] [2022-02-10 23:38:49,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:49,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:49,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:50,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:50,455 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:50,455 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140849610] [2022-02-10 23:38:50,455 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140849610] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:50,455 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:50,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:50,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757949225] [2022-02-10 23:38:50,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:50,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:50,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:50,456 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:50,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:50,456 INFO L87 Difference]: Start difference. First operand 6578 states and 18097 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:52,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:52,621 INFO L93 Difference]: Finished difference Result 9219 states and 24248 transitions. [2022-02-10 23:38:52,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:38:52,621 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:52,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:52,636 INFO L225 Difference]: With dead ends: 9219 [2022-02-10 23:38:52,637 INFO L226 Difference]: Without dead ends: 9219 [2022-02-10 23:38:52,637 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=515, Invalid=1045, Unknown=0, NotChecked=0, Total=1560 [2022-02-10 23:38:52,637 INFO L934 BasicCegarLoop]: 474 mSDtfsCounter, 1538 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 2051 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1538 SdHoareTripleChecker+Valid, 2708 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:52,637 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1538 Valid, 2708 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2051 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:38:52,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9219 states. [2022-02-10 23:38:52,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9219 to 6662. [2022-02-10 23:38:52,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6662 states, 6658 states have (on average 2.755031541003304) internal successors, (18343), 6661 states have internal predecessors, (18343), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:52,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6662 states to 6662 states and 18343 transitions. [2022-02-10 23:38:52,850 INFO L78 Accepts]: Start accepts. Automaton has 6662 states and 18343 transitions. Word has length 100 [2022-02-10 23:38:52,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:52,850 INFO L470 AbstractCegarLoop]: Abstraction has 6662 states and 18343 transitions. [2022-02-10 23:38:52,850 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:52,851 INFO L276 IsEmpty]: Start isEmpty. Operand 6662 states and 18343 transitions. [2022-02-10 23:38:52,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:52,856 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:52,856 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:52,856 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-02-10 23:38:52,856 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:52,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:52,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1971778235, now seen corresponding path program 54 times [2022-02-10 23:38:52,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:52,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844097499] [2022-02-10 23:38:52,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:52,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:53,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:53,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844097499] [2022-02-10 23:38:53,648 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844097499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:53,648 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:53,648 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:53,648 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1997364420] [2022-02-10 23:38:53,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:53,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:53,648 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:53,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:53,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:53,648 INFO L87 Difference]: Start difference. First operand 6662 states and 18343 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:55,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:55,463 INFO L93 Difference]: Finished difference Result 9135 states and 24016 transitions. [2022-02-10 23:38:55,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:55,464 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:55,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:55,478 INFO L225 Difference]: With dead ends: 9135 [2022-02-10 23:38:55,478 INFO L226 Difference]: Without dead ends: 9135 [2022-02-10 23:38:55,479 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:55,479 INFO L934 BasicCegarLoop]: 401 mSDtfsCounter, 1657 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1657 SdHoareTripleChecker+Valid, 2068 SdHoareTripleChecker+Invalid, 1986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:55,479 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1657 Valid, 2068 Invalid, 1986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:38:55,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9135 states. [2022-02-10 23:38:55,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9135 to 6704. [2022-02-10 23:38:55,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6704 states, 6700 states have (on average 2.7561194029850746) internal successors, (18466), 6703 states have internal predecessors, (18466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:55,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6704 states to 6704 states and 18466 transitions. [2022-02-10 23:38:55,572 INFO L78 Accepts]: Start accepts. Automaton has 6704 states and 18466 transitions. Word has length 100 [2022-02-10 23:38:55,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:55,572 INFO L470 AbstractCegarLoop]: Abstraction has 6704 states and 18466 transitions. [2022-02-10 23:38:55,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:55,572 INFO L276 IsEmpty]: Start isEmpty. Operand 6704 states and 18466 transitions. [2022-02-10 23:38:55,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:55,577 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:55,577 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:55,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-02-10 23:38:55,577 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:55,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:55,577 INFO L85 PathProgramCache]: Analyzing trace with hash 1947706115, now seen corresponding path program 55 times [2022-02-10 23:38:55,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:55,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146383161] [2022-02-10 23:38:55,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:55,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:38:56,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:38:56,722 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:38:56,722 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146383161] [2022-02-10 23:38:56,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146383161] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:38:56,722 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:38:56,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:38:56,723 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965104449] [2022-02-10 23:38:56,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:38:56,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:38:56,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:38:56,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:38:56,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:38:56,723 INFO L87 Difference]: Start difference. First operand 6704 states and 18466 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:58,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:38:58,418 INFO L93 Difference]: Finished difference Result 8602 states and 22886 transitions. [2022-02-10 23:38:58,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:38:58,418 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:38:58,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:38:58,431 INFO L225 Difference]: With dead ends: 8602 [2022-02-10 23:38:58,432 INFO L226 Difference]: Without dead ends: 8602 [2022-02-10 23:38:58,432 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:38:58,432 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1480 mSDsluCounter, 1765 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 2110 SdHoareTripleChecker+Invalid, 1892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:38:58,432 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 2110 Invalid, 1892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:38:58,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8602 states. [2022-02-10 23:38:58,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8602 to 6536. [2022-02-10 23:38:58,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6536 states, 6532 states have (on average 2.7516840171463564) internal successors, (17974), 6535 states have internal predecessors, (17974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6536 states to 6536 states and 17974 transitions. [2022-02-10 23:38:58,539 INFO L78 Accepts]: Start accepts. Automaton has 6536 states and 17974 transitions. Word has length 100 [2022-02-10 23:38:58,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:38:58,539 INFO L470 AbstractCegarLoop]: Abstraction has 6536 states and 17974 transitions. [2022-02-10 23:38:58,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:38:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 6536 states and 17974 transitions. [2022-02-10 23:38:58,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:38:58,545 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:38:58,545 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:38:58,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-02-10 23:38:58,545 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:38:58,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:38:58,545 INFO L85 PathProgramCache]: Analyzing trace with hash -121286847, now seen corresponding path program 1 times [2022-02-10 23:38:58,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:38:58,545 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384855398] [2022-02-10 23:38:58,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:38:58,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:38:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:00,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:00,002 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:00,002 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384855398] [2022-02-10 23:39:00,002 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384855398] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:00,002 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:00,002 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:00,002 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494929306] [2022-02-10 23:39:00,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:00,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:00,002 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:00,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:00,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:00,003 INFO L87 Difference]: Start difference. First operand 6536 states and 17974 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:01,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:01,706 INFO L93 Difference]: Finished difference Result 7583 states and 20495 transitions. [2022-02-10 23:39:01,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:01,707 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:01,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:01,718 INFO L225 Difference]: With dead ends: 7583 [2022-02-10 23:39:01,718 INFO L226 Difference]: Without dead ends: 7583 [2022-02-10 23:39:01,718 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:01,719 INFO L934 BasicCegarLoop]: 332 mSDtfsCounter, 1902 mSDsluCounter, 1817 mSDsCounter, 0 mSdLazyCounter, 1459 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 2036 SdHoareTripleChecker+Invalid, 1723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:01,719 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1902 Valid, 2036 Invalid, 1723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1459 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:01,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7583 states. [2022-02-10 23:39:01,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7583 to 7044. [2022-02-10 23:39:01,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7044 states, 7040 states have (on average 2.762215909090909) internal successors, (19446), 7043 states have internal predecessors, (19446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7044 states to 7044 states and 19446 transitions. [2022-02-10 23:39:01,818 INFO L78 Accepts]: Start accepts. Automaton has 7044 states and 19446 transitions. Word has length 100 [2022-02-10 23:39:01,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:01,818 INFO L470 AbstractCegarLoop]: Abstraction has 7044 states and 19446 transitions. [2022-02-10 23:39:01,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 7044 states and 19446 transitions. [2022-02-10 23:39:01,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:01,824 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:01,824 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:01,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-02-10 23:39:01,824 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:01,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:01,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1783583035, now seen corresponding path program 2 times [2022-02-10 23:39:01,824 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:01,824 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813185469] [2022-02-10 23:39:01,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:01,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:01,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:02,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:02,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:02,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813185469] [2022-02-10 23:39:02,744 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813185469] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:02,744 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:02,744 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:02,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036937747] [2022-02-10 23:39:02,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:02,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:02,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:02,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:02,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:02,745 INFO L87 Difference]: Start difference. First operand 7044 states and 19446 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:04,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:04,215 INFO L93 Difference]: Finished difference Result 8990 states and 24142 transitions. [2022-02-10 23:39:04,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:04,220 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:04,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:04,235 INFO L225 Difference]: With dead ends: 8990 [2022-02-10 23:39:04,235 INFO L226 Difference]: Without dead ends: 8990 [2022-02-10 23:39:04,235 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=342, Invalid=780, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:04,235 INFO L934 BasicCegarLoop]: 397 mSDtfsCounter, 1514 mSDsluCounter, 1946 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 2257 SdHoareTripleChecker+Invalid, 1805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:04,235 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1514 Valid, 2257 Invalid, 1805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:39:04,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8990 states. [2022-02-10 23:39:04,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8990 to 7086. [2022-02-10 23:39:04,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7086 states, 7082 states have (on average 2.7633436882236655) internal successors, (19570), 7085 states have internal predecessors, (19570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:04,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7086 states to 7086 states and 19570 transitions. [2022-02-10 23:39:04,356 INFO L78 Accepts]: Start accepts. Automaton has 7086 states and 19570 transitions. Word has length 100 [2022-02-10 23:39:04,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:04,356 INFO L470 AbstractCegarLoop]: Abstraction has 7086 states and 19570 transitions. [2022-02-10 23:39:04,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:04,356 INFO L276 IsEmpty]: Start isEmpty. Operand 7086 states and 19570 transitions. [2022-02-10 23:39:04,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:04,362 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:04,362 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:04,362 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-02-10 23:39:04,362 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:04,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:04,362 INFO L85 PathProgramCache]: Analyzing trace with hash -382663941, now seen corresponding path program 3 times [2022-02-10 23:39:04,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:04,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149675337] [2022-02-10 23:39:04,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:04,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:05,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:05,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149675337] [2022-02-10 23:39:05,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149675337] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:05,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:05,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:05,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921314543] [2022-02-10 23:39:05,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:05,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:05,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:05,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:05,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=244, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:05,133 INFO L87 Difference]: Start difference. First operand 7086 states and 19570 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:06,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:06,399 INFO L93 Difference]: Finished difference Result 8346 states and 22320 transitions. [2022-02-10 23:39:06,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:06,399 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:06,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:06,411 INFO L225 Difference]: With dead ends: 8346 [2022-02-10 23:39:06,412 INFO L226 Difference]: Without dead ends: 8346 [2022-02-10 23:39:06,412 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:06,412 INFO L934 BasicCegarLoop]: 398 mSDtfsCounter, 1809 mSDsluCounter, 1358 mSDsCounter, 0 mSdLazyCounter, 1172 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1809 SdHoareTripleChecker+Valid, 1681 SdHoareTripleChecker+Invalid, 1410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:06,412 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1809 Valid, 1681 Invalid, 1410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1172 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:39:06,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8346 states. [2022-02-10 23:39:06,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8346 to 7128. [2022-02-10 23:39:06,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:06,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-02-10 23:39:06,515 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-02-10 23:39:06,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:06,515 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-02-10 23:39:06,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:06,515 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-02-10 23:39:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:06,521 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:06,521 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:06,521 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-02-10 23:39:06,521 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:06,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:06,521 INFO L85 PathProgramCache]: Analyzing trace with hash 2054217839, now seen corresponding path program 4 times [2022-02-10 23:39:06,521 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:06,521 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761445047] [2022-02-10 23:39:06,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:06,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:07,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:07,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:07,503 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761445047] [2022-02-10 23:39:07,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761445047] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:07,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:07,503 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:07,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716830676] [2022-02-10 23:39:07,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:07,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:07,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:07,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:07,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:07,505 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:09,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:09,349 INFO L93 Difference]: Finished difference Result 8640 states and 23156 transitions. [2022-02-10 23:39:09,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:09,349 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:09,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:09,363 INFO L225 Difference]: With dead ends: 8640 [2022-02-10 23:39:09,363 INFO L226 Difference]: Without dead ends: 8640 [2022-02-10 23:39:09,363 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:09,364 INFO L934 BasicCegarLoop]: 411 mSDtfsCounter, 1392 mSDsluCounter, 2249 mSDsCounter, 0 mSdLazyCounter, 1868 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 2573 SdHoareTripleChecker+Invalid, 2036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:09,364 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 2573 Invalid, 2036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1868 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:39:09,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8640 states. [2022-02-10 23:39:09,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8640 to 7128. [2022-02-10 23:39:09,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:09,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-02-10 23:39:09,571 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-02-10 23:39:09,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:09,571 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-02-10 23:39:09,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:09,571 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-02-10 23:39:09,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:09,576 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:09,576 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:09,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-02-10 23:39:09,577 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:09,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:09,579 INFO L85 PathProgramCache]: Analyzing trace with hash 227783373, now seen corresponding path program 5 times [2022-02-10 23:39:09,579 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:09,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693325451] [2022-02-10 23:39:09,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:09,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:10,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:10,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:10,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693325451] [2022-02-10 23:39:10,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693325451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:10,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:10,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:10,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276013952] [2022-02-10 23:39:10,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:10,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:10,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:10,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:10,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:10,648 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:12,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:12,347 INFO L93 Difference]: Finished difference Result 8976 states and 24084 transitions. [2022-02-10 23:39:12,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:12,347 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:12,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:12,361 INFO L225 Difference]: With dead ends: 8976 [2022-02-10 23:39:12,361 INFO L226 Difference]: Without dead ends: 8976 [2022-02-10 23:39:12,361 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=341, Invalid=781, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:12,361 INFO L934 BasicCegarLoop]: 402 mSDtfsCounter, 1608 mSDsluCounter, 1816 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 2136 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:12,361 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 2136 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 1636 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:12,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8976 states. [2022-02-10 23:39:12,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8976 to 7128. [2022-02-10 23:39:12,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-02-10 23:39:12,471 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-02-10 23:39:12,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:12,471 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-02-10 23:39:12,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:12,471 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-02-10 23:39:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:12,477 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:12,477 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:12,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-02-10 23:39:12,478 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:12,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:12,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1376338439, now seen corresponding path program 6 times [2022-02-10 23:39:12,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:12,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1680471908] [2022-02-10 23:39:12,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:12,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:13,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:13,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:13,537 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1680471908] [2022-02-10 23:39:13,537 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1680471908] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:13,537 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:13,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:13,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468799665] [2022-02-10 23:39:13,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:13,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:13,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:13,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:13,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:13,538 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:15,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:15,259 INFO L93 Difference]: Finished difference Result 9330 states and 25121 transitions. [2022-02-10 23:39:15,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:15,260 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:15,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:15,275 INFO L225 Difference]: With dead ends: 9330 [2022-02-10 23:39:15,275 INFO L226 Difference]: Without dead ends: 9330 [2022-02-10 23:39:15,276 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:15,276 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1719 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1594 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1719 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1844 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 1594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:15,276 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1719 Valid, 2103 Invalid, 1844 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 1594 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:15,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9330 states. [2022-02-10 23:39:15,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9330 to 7233. [2022-02-10 23:39:15,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7233 states, 7229 states have (on average 2.7671877161433116) internal successors, (20004), 7232 states have internal predecessors, (20004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7233 states to 7233 states and 20004 transitions. [2022-02-10 23:39:15,397 INFO L78 Accepts]: Start accepts. Automaton has 7233 states and 20004 transitions. Word has length 100 [2022-02-10 23:39:15,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:15,397 INFO L470 AbstractCegarLoop]: Abstraction has 7233 states and 20004 transitions. [2022-02-10 23:39:15,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:15,397 INFO L276 IsEmpty]: Start isEmpty. Operand 7233 states and 20004 transitions. [2022-02-10 23:39:15,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:15,403 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:15,404 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:15,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-02-10 23:39:15,404 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:15,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:15,404 INFO L85 PathProgramCache]: Analyzing trace with hash -789908537, now seen corresponding path program 7 times [2022-02-10 23:39:15,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:15,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385213444] [2022-02-10 23:39:15,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:15,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:15,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:16,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:16,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:16,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385213444] [2022-02-10 23:39:16,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385213444] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:16,291 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:16,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:16,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759631395] [2022-02-10 23:39:16,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:16,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:16,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:16,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:16,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:16,291 INFO L87 Difference]: Start difference. First operand 7233 states and 20004 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:17,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:17,839 INFO L93 Difference]: Finished difference Result 9244 states and 24872 transitions. [2022-02-10 23:39:17,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:17,839 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:17,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:17,855 INFO L225 Difference]: With dead ends: 9244 [2022-02-10 23:39:17,855 INFO L226 Difference]: Without dead ends: 9244 [2022-02-10 23:39:17,855 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=323, Invalid=733, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:17,856 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1387 mSDsluCounter, 1952 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 2281 SdHoareTripleChecker+Invalid, 1885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:17,856 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 2281 Invalid, 1885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:39:17,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9244 states. [2022-02-10 23:39:17,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9244 to 7254. [2022-02-10 23:39:18,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7254 states, 7250 states have (on average 2.7677241379310344) internal successors, (20066), 7253 states have internal predecessors, (20066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:18,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7254 states to 7254 states and 20066 transitions. [2022-02-10 23:39:18,065 INFO L78 Accepts]: Start accepts. Automaton has 7254 states and 20066 transitions. Word has length 100 [2022-02-10 23:39:18,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:18,065 INFO L470 AbstractCegarLoop]: Abstraction has 7254 states and 20066 transitions. [2022-02-10 23:39:18,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:18,065 INFO L276 IsEmpty]: Start isEmpty. Operand 7254 states and 20066 transitions. [2022-02-10 23:39:18,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:18,072 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:18,072 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:18,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-02-10 23:39:18,072 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:18,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:18,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1646973243, now seen corresponding path program 8 times [2022-02-10 23:39:18,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:18,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287342260] [2022-02-10 23:39:18,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:18,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:18,880 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:18,880 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287342260] [2022-02-10 23:39:18,880 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287342260] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:18,880 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:18,880 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:18,880 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32883948] [2022-02-10 23:39:18,880 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:18,881 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:18,881 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:18,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:18,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:18,881 INFO L87 Difference]: Start difference. First operand 7254 states and 20066 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:20,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:20,689 INFO L93 Difference]: Finished difference Result 9412 states and 25336 transitions. [2022-02-10 23:39:20,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:20,689 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:20,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:20,705 INFO L225 Difference]: With dead ends: 9412 [2022-02-10 23:39:20,706 INFO L226 Difference]: Without dead ends: 9412 [2022-02-10 23:39:20,706 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:20,706 INFO L934 BasicCegarLoop]: 399 mSDtfsCounter, 1664 mSDsluCounter, 2036 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 2374 SdHoareTripleChecker+Invalid, 2067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:20,706 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 2374 Invalid, 2067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1850 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:39:20,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9412 states. [2022-02-10 23:39:20,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9412 to 7212. [2022-02-10 23:39:20,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7212 states, 7208 states have (on average 2.766648168701443) internal successors, (19942), 7211 states have internal predecessors, (19942), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:20,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7212 states to 7212 states and 19942 transitions. [2022-02-10 23:39:20,826 INFO L78 Accepts]: Start accepts. Automaton has 7212 states and 19942 transitions. Word has length 100 [2022-02-10 23:39:20,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:20,827 INFO L470 AbstractCegarLoop]: Abstraction has 7212 states and 19942 transitions. [2022-02-10 23:39:20,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:20,827 INFO L276 IsEmpty]: Start isEmpty. Operand 7212 states and 19942 transitions. [2022-02-10 23:39:20,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:20,833 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:20,833 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:20,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-02-10 23:39:20,833 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:20,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:20,833 INFO L85 PathProgramCache]: Analyzing trace with hash -2078254025, now seen corresponding path program 9 times [2022-02-10 23:39:20,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:20,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [267987778] [2022-02-10 23:39:20,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:20,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:20,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:21,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:21,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:21,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [267987778] [2022-02-10 23:39:21,588 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [267987778] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:21,588 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:21,588 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:21,588 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304404865] [2022-02-10 23:39:21,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:21,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:21,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:21,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:21,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:21,589 INFO L87 Difference]: Start difference. First operand 7212 states and 19942 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:22,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:22,949 INFO L93 Difference]: Finished difference Result 8644 states and 23175 transitions. [2022-02-10 23:39:22,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:22,950 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:22,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:22,964 INFO L225 Difference]: With dead ends: 8644 [2022-02-10 23:39:22,964 INFO L226 Difference]: Without dead ends: 8644 [2022-02-10 23:39:22,965 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:22,965 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1527 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1295 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 1694 SdHoareTripleChecker+Invalid, 1444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 1295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:22,965 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 1694 Invalid, 1444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 1295 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:39:22,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8644 states. [2022-02-10 23:39:23,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8644 to 7296. [2022-02-10 23:39:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-02-10 23:39:23,092 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-02-10 23:39:23,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:23,092 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-02-10 23:39:23,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:23,092 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-02-10 23:39:23,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:23,099 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:23,099 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:23,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-02-10 23:39:23,099 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:23,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:23,099 INFO L85 PathProgramCache]: Analyzing trace with hash -294065375, now seen corresponding path program 10 times [2022-02-10 23:39:23,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:23,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453731587] [2022-02-10 23:39:23,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:23,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:23,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:23,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:23,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:23,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453731587] [2022-02-10 23:39:23,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453731587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:23,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:23,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:23,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623835338] [2022-02-10 23:39:23,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:23,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:23,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:23,897 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:23,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:23,898 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:25,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:25,380 INFO L93 Difference]: Finished difference Result 9034 states and 24236 transitions. [2022-02-10 23:39:25,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:25,380 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:25,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:25,395 INFO L225 Difference]: With dead ends: 9034 [2022-02-10 23:39:25,395 INFO L226 Difference]: Without dead ends: 9034 [2022-02-10 23:39:25,395 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:25,395 INFO L934 BasicCegarLoop]: 385 mSDtfsCounter, 1466 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1466 SdHoareTripleChecker+Valid, 2058 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:25,396 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1466 Valid, 2058 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:39:25,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9034 states. [2022-02-10 23:39:25,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9034 to 7317. [2022-02-10 23:39:25,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-02-10 23:39:25,504 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-02-10 23:39:25,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:25,504 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-02-10 23:39:25,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:25,505 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-02-10 23:39:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:25,511 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:25,511 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:25,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-02-10 23:39:25,511 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:25,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:25,511 INFO L85 PathProgramCache]: Analyzing trace with hash 2142816405, now seen corresponding path program 11 times [2022-02-10 23:39:25,511 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:25,511 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773160773] [2022-02-10 23:39:25,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:25,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:25,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:26,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:26,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:26,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773160773] [2022-02-10 23:39:26,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773160773] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:26,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:26,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:26,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641857265] [2022-02-10 23:39:26,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:26,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:26,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:26,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:26,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:26,620 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:28,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:28,314 INFO L93 Difference]: Finished difference Result 8959 states and 24073 transitions. [2022-02-10 23:39:28,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:28,314 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:28,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:28,328 INFO L225 Difference]: With dead ends: 8959 [2022-02-10 23:39:28,328 INFO L226 Difference]: Without dead ends: 8959 [2022-02-10 23:39:28,328 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:28,328 INFO L934 BasicCegarLoop]: 396 mSDtfsCounter, 1587 mSDsluCounter, 1915 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:28,328 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1587 Valid, 2253 Invalid, 1911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:28,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8959 states. [2022-02-10 23:39:28,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8959 to 7296. [2022-02-10 23:39:28,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:28,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-02-10 23:39:28,438 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-02-10 23:39:28,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:28,438 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-02-10 23:39:28,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:28,438 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-02-10 23:39:28,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:28,445 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:28,445 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:28,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-02-10 23:39:28,445 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:28,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:28,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1991627027, now seen corresponding path program 12 times [2022-02-10 23:39:28,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:28,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359573057] [2022-02-10 23:39:28,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:28,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:29,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:29,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:29,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359573057] [2022-02-10 23:39:29,470 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359573057] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:29,470 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:29,470 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:29,470 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355528059] [2022-02-10 23:39:29,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:29,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:29,471 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:29,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:29,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:29,471 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:31,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:31,122 INFO L93 Difference]: Finished difference Result 9594 states and 25826 transitions. [2022-02-10 23:39:31,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:31,122 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:31,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:31,138 INFO L225 Difference]: With dead ends: 9594 [2022-02-10 23:39:31,138 INFO L226 Difference]: Without dead ends: 9594 [2022-02-10 23:39:31,138 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:31,138 INFO L934 BasicCegarLoop]: 392 mSDtfsCounter, 1702 mSDsluCounter, 1842 mSDsCounter, 0 mSdLazyCounter, 1676 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1702 SdHoareTripleChecker+Valid, 2177 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:31,139 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1702 Valid, 2177 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1676 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:39:31,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9594 states. [2022-02-10 23:39:31,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9594 to 7338. [2022-02-10 23:39:31,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:31,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-02-10 23:39:31,254 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-02-10 23:39:31,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:31,254 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-02-10 23:39:31,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:31,254 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-02-10 23:39:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:31,260 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:31,260 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:31,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-02-10 23:39:31,260 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:31,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:31,261 INFO L85 PathProgramCache]: Analyzing trace with hash -174619949, now seen corresponding path program 13 times [2022-02-10 23:39:31,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:31,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572215052] [2022-02-10 23:39:31,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:31,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:31,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:32,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:32,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:32,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572215052] [2022-02-10 23:39:32,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1572215052] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:32,054 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:32,054 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:32,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601242498] [2022-02-10 23:39:32,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:32,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:32,055 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:32,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:32,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:32,055 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:33,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:33,455 INFO L93 Difference]: Finished difference Result 9139 states and 24562 transitions. [2022-02-10 23:39:33,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:33,456 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:33,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:33,470 INFO L225 Difference]: With dead ends: 9139 [2022-02-10 23:39:33,471 INFO L226 Difference]: Without dead ends: 9139 [2022-02-10 23:39:33,471 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=734, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:33,471 INFO L934 BasicCegarLoop]: 381 mSDtfsCounter, 1391 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1547 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1391 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:33,471 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1391 Valid, 2066 Invalid, 1785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1547 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:39:33,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9139 states. [2022-02-10 23:39:33,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9139 to 7359. [2022-02-10 23:39:33,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:33,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-02-10 23:39:33,603 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-02-10 23:39:33,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:33,603 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-02-10 23:39:33,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:33,603 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-02-10 23:39:33,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:33,609 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:33,610 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:33,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-02-10 23:39:33,610 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:33,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:33,610 INFO L85 PathProgramCache]: Analyzing trace with hash -2032705465, now seen corresponding path program 14 times [2022-02-10 23:39:33,610 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:33,610 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1230203168] [2022-02-10 23:39:33,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:33,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:33,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:35,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:35,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:35,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1230203168] [2022-02-10 23:39:35,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1230203168] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:35,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:35,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:35,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915104067] [2022-02-10 23:39:35,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:35,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:35,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:35,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:35,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:35,008 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:36,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:36,552 INFO L93 Difference]: Finished difference Result 9433 states and 25398 transitions. [2022-02-10 23:39:36,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:36,552 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:36,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:36,569 INFO L225 Difference]: With dead ends: 9433 [2022-02-10 23:39:36,569 INFO L226 Difference]: Without dead ends: 9433 [2022-02-10 23:39:36,569 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:36,569 INFO L934 BasicCegarLoop]: 394 mSDtfsCounter, 1633 mSDsluCounter, 2190 mSDsCounter, 0 mSdLazyCounter, 1901 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1633 SdHoareTripleChecker+Valid, 2522 SdHoareTripleChecker+Invalid, 2106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 1901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:36,569 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1633 Valid, 2522 Invalid, 2106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 1901 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:39:36,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9433 states. [2022-02-10 23:39:36,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9433 to 7317. [2022-02-10 23:39:36,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:36,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-02-10 23:39:36,679 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-02-10 23:39:36,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:36,679 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-02-10 23:39:36,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:36,680 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-02-10 23:39:36,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:36,685 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:36,685 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:36,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-02-10 23:39:36,685 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:36,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:36,686 INFO L85 PathProgramCache]: Analyzing trace with hash 435827365, now seen corresponding path program 15 times [2022-02-10 23:39:36,686 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:36,686 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017129698] [2022-02-10 23:39:36,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:36,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:36,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:37,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:37,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:37,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017129698] [2022-02-10 23:39:37,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017129698] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:37,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:37,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:37,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1401257563] [2022-02-10 23:39:37,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:37,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:37,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:37,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:37,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:37,757 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:39,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:39,506 INFO L93 Difference]: Finished difference Result 9253 states and 24877 transitions. [2022-02-10 23:39:39,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:39,506 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:39,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:39,521 INFO L225 Difference]: With dead ends: 9253 [2022-02-10 23:39:39,521 INFO L226 Difference]: Without dead ends: 9253 [2022-02-10 23:39:39,522 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=343, Invalid=779, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:39,522 INFO L934 BasicCegarLoop]: 393 mSDtfsCounter, 1480 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:39,522 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 2106 Invalid, 1822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:39,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9253 states. [2022-02-10 23:39:39,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9253 to 7296. [2022-02-10 23:39:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:39,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-02-10 23:39:39,646 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-02-10 23:39:39,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:39,646 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-02-10 23:39:39,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:39,646 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-02-10 23:39:39,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:39,652 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:39,653 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:39,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-02-10 23:39:39,653 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:39,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:39,653 INFO L85 PathProgramCache]: Analyzing trace with hash 572920553, now seen corresponding path program 16 times [2022-02-10 23:39:39,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:39,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580314326] [2022-02-10 23:39:39,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:39,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:39,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:40,817 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:40,817 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580314326] [2022-02-10 23:39:40,817 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580314326] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:40,817 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:40,817 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:40,817 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570430285] [2022-02-10 23:39:40,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:40,817 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:40,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:40,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:40,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:40,818 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:42,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:42,543 INFO L93 Difference]: Finished difference Result 9758 states and 26335 transitions. [2022-02-10 23:39:42,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:42,544 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:42,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:42,559 INFO L225 Difference]: With dead ends: 9758 [2022-02-10 23:39:42,560 INFO L226 Difference]: Without dead ends: 9758 [2022-02-10 23:39:42,560 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:42,560 INFO L934 BasicCegarLoop]: 383 mSDtfsCounter, 1290 mSDsluCounter, 1588 mSDsCounter, 0 mSdLazyCounter, 1511 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1935 SdHoareTripleChecker+Invalid, 1748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:42,560 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1935 Invalid, 1748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1511 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:42,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9758 states. [2022-02-10 23:39:42,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9758 to 7401. [2022-02-10 23:39:42,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-02-10 23:39:42,689 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-02-10 23:39:42,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:42,689 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-02-10 23:39:42,689 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:42,689 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-02-10 23:39:42,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:42,695 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:42,696 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:42,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-02-10 23:39:42,696 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:42,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:42,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1593326423, now seen corresponding path program 17 times [2022-02-10 23:39:42,696 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:42,696 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216358600] [2022-02-10 23:39:42,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:42,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:42,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:43,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:43,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:43,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216358600] [2022-02-10 23:39:43,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216358600] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:43,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:43,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:43,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995244718] [2022-02-10 23:39:43,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:43,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:43,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:43,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:43,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:43,669 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:45,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:45,436 INFO L93 Difference]: Finished difference Result 9672 states and 26086 transitions. [2022-02-10 23:39:45,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:45,437 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:45,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:45,452 INFO L225 Difference]: With dead ends: 9672 [2022-02-10 23:39:45,452 INFO L226 Difference]: Without dead ends: 9672 [2022-02-10 23:39:45,452 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=327, Invalid=729, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:45,452 INFO L934 BasicCegarLoop]: 379 mSDtfsCounter, 1503 mSDsluCounter, 1898 mSDsCounter, 0 mSdLazyCounter, 1709 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 2237 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:45,452 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 2237 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1709 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:39:45,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9672 states. [2022-02-10 23:39:45,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9672 to 7422. [2022-02-10 23:39:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-02-10 23:39:45,569 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-02-10 23:39:45,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:45,569 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-02-10 23:39:45,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-02-10 23:39:45,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:45,575 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:45,575 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:45,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-02-10 23:39:45,576 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:45,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:45,576 INFO L85 PathProgramCache]: Analyzing trace with hash 843555357, now seen corresponding path program 18 times [2022-02-10 23:39:45,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:45,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1467750970] [2022-02-10 23:39:45,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:45,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:45,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:46,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:46,512 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:46,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1467750970] [2022-02-10 23:39:46,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1467750970] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:46,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:46,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:46,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029328197] [2022-02-10 23:39:46,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:46,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:46,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:46,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:46,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:46,513 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:48,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:48,440 INFO L93 Difference]: Finished difference Result 9840 states and 26550 transitions. [2022-02-10 23:39:48,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:48,440 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:48,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:48,457 INFO L225 Difference]: With dead ends: 9840 [2022-02-10 23:39:48,457 INFO L226 Difference]: Without dead ends: 9840 [2022-02-10 23:39:48,458 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:48,458 INFO L934 BasicCegarLoop]: 392 mSDtfsCounter, 1334 mSDsluCounter, 1901 mSDsCounter, 0 mSdLazyCounter, 1698 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 2253 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:48,458 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 2253 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1698 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:39:48,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9840 states. [2022-02-10 23:39:48,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9840 to 7380. [2022-02-10 23:39:48,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-02-10 23:39:48,594 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-02-10 23:39:48,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:48,594 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-02-10 23:39:48,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:48,594 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-02-10 23:39:48,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:48,601 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:48,601 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:48,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-02-10 23:39:48,602 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:48,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:48,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1413295385, now seen corresponding path program 19 times [2022-02-10 23:39:48,602 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:48,602 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98146373] [2022-02-10 23:39:48,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:48,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:48,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:49,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:49,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:49,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98146373] [2022-02-10 23:39:49,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98146373] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:49,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:49,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:49,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27673297] [2022-02-10 23:39:49,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:49,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:49,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:49,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:49,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:49,601 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:51,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:51,112 INFO L93 Difference]: Finished difference Result 9844 states and 26569 transitions. [2022-02-10 23:39:51,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:39:51,112 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:51,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:51,129 INFO L225 Difference]: With dead ends: 9844 [2022-02-10 23:39:51,129 INFO L226 Difference]: Without dead ends: 9844 [2022-02-10 23:39:51,129 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=305, Invalid=687, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:39:51,129 INFO L934 BasicCegarLoop]: 364 mSDtfsCounter, 1818 mSDsluCounter, 1422 mSDsCounter, 0 mSdLazyCounter, 1364 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1818 SdHoareTripleChecker+Valid, 1750 SdHoareTripleChecker+Invalid, 1631 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:51,129 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1818 Valid, 1750 Invalid, 1631 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1364 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:39:51,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9844 states. [2022-02-10 23:39:51,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9844 to 7422. [2022-02-10 23:39:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-02-10 23:39:51,264 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-02-10 23:39:51,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:51,264 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-02-10 23:39:51,264 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:51,264 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-02-10 23:39:51,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:51,270 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:51,271 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:51,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-02-10 23:39:51,271 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:51,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:51,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1097483261, now seen corresponding path program 20 times [2022-02-10 23:39:51,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:51,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749619655] [2022-02-10 23:39:51,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:51,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:51,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:52,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:52,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:52,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749619655] [2022-02-10 23:39:52,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749619655] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:52,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:52,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:52,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1971865707] [2022-02-10 23:39:52,416 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:52,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:52,416 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:52,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:52,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:52,416 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:54,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:54,112 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-02-10 23:39:54,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:39:54,113 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:54,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:54,129 INFO L225 Difference]: With dead ends: 10066 [2022-02-10 23:39:54,129 INFO L226 Difference]: Without dead ends: 10066 [2022-02-10 23:39:54,129 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:39:54,130 INFO L934 BasicCegarLoop]: 376 mSDtfsCounter, 1490 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1554 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 2073 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:54,130 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 2073 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1554 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:54,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-02-10 23:39:54,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7443. [2022-02-10 23:39:54,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:54,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-02-10 23:39:54,271 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-02-10 23:39:54,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:54,271 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-02-10 23:39:54,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:54,271 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-02-10 23:39:54,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:54,278 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:54,278 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:54,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-02-10 23:39:54,279 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:54,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:54,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1339398519, now seen corresponding path program 21 times [2022-02-10 23:39:54,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:54,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396870776] [2022-02-10 23:39:54,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:54,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:55,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:55,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:55,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396870776] [2022-02-10 23:39:55,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [396870776] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:55,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:55,269 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:55,269 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131117200] [2022-02-10 23:39:55,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:55,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:55,269 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:55,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:55,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:55,270 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:57,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:57,091 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-02-10 23:39:57,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:39:57,092 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:57,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:57,108 INFO L225 Difference]: With dead ends: 9991 [2022-02-10 23:39:57,108 INFO L226 Difference]: Without dead ends: 9991 [2022-02-10 23:39:57,108 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:39:57,108 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 1493 mSDsluCounter, 1895 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:57,108 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1493 Valid, 2243 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:39:57,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-02-10 23:39:57,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7338. [2022-02-10 23:39:57,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-02-10 23:39:57,248 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-02-10 23:39:57,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:57,249 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-02-10 23:39:57,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:57,249 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-02-10 23:39:57,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:57,256 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:57,256 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:57,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-02-10 23:39:57,256 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:57,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:57,256 INFO L85 PathProgramCache]: Analyzing trace with hash -358446247, now seen corresponding path program 22 times [2022-02-10 23:39:57,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:57,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154960827] [2022-02-10 23:39:57,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:57,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:39:57,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:39:58,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:39:58,128 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:39:58,128 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154960827] [2022-02-10 23:39:58,128 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154960827] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:39:58,128 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:39:58,128 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:39:58,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259989257] [2022-02-10 23:39:58,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:39:58,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:39:58,128 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:39:58,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:39:58,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:39:58,129 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:59,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:39:59,815 INFO L93 Difference]: Finished difference Result 8988 states and 24141 transitions. [2022-02-10 23:39:59,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:39:59,815 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:39:59,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:39:59,831 INFO L225 Difference]: With dead ends: 8988 [2022-02-10 23:39:59,831 INFO L226 Difference]: Without dead ends: 8988 [2022-02-10 23:39:59,831 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:39:59,831 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1647 mSDsluCounter, 1719 mSDsCounter, 0 mSdLazyCounter, 1604 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 2034 SdHoareTripleChecker+Invalid, 1779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:39:59,831 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 2034 Invalid, 1779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1604 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:39:59,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8988 states. [2022-02-10 23:39:59,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8988 to 7380. [2022-02-10 23:39:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:59,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-02-10 23:39:59,957 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-02-10 23:39:59,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:39:59,958 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-02-10 23:39:59,958 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:39:59,958 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-02-10 23:39:59,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:39:59,964 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:39:59,965 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:39:59,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-02-10 23:39:59,965 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:39:59,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:39:59,965 INFO L85 PathProgramCache]: Analyzing trace with hash -539196289, now seen corresponding path program 23 times [2022-02-10 23:39:59,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:39:59,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736174429] [2022-02-10 23:39:59,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:39:59,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:01,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:01,153 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:01,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736174429] [2022-02-10 23:40:01,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736174429] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:01,154 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:01,154 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:01,154 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808929045] [2022-02-10 23:40:01,154 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:01,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:01,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:01,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:01,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:01,154 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:02,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:02,874 INFO L93 Difference]: Finished difference Result 9508 states and 25561 transitions. [2022-02-10 23:40:02,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:02,874 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:02,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:02,891 INFO L225 Difference]: With dead ends: 9508 [2022-02-10 23:40:02,891 INFO L226 Difference]: Without dead ends: 9508 [2022-02-10 23:40:02,892 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:02,892 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1434 mSDsluCounter, 1692 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2025 SdHoareTripleChecker+Invalid, 1783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:02,892 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2025 Invalid, 1783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:02,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9508 states. [2022-02-10 23:40:02,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9508 to 7422. [2022-02-10 23:40:03,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-02-10 23:40:03,021 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-02-10 23:40:03,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:03,021 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-02-10 23:40:03,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:03,022 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-02-10 23:40:03,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:03,028 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:03,028 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:03,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-02-10 23:40:03,028 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:03,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:03,029 INFO L85 PathProgramCache]: Analyzing trace with hash -890675295, now seen corresponding path program 24 times [2022-02-10 23:40:03,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:03,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195315554] [2022-02-10 23:40:03,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:03,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:04,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:04,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:04,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195315554] [2022-02-10 23:40:04,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195315554] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:04,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:04,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:04,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644103073] [2022-02-10 23:40:04,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:04,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:04,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:04,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:04,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:04,337 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:05,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:05,985 INFO L93 Difference]: Finished difference Result 9420 states and 25326 transitions. [2022-02-10 23:40:05,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:05,986 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:05,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:06,002 INFO L225 Difference]: With dead ends: 9420 [2022-02-10 23:40:06,002 INFO L226 Difference]: Without dead ends: 9420 [2022-02-10 23:40:06,002 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:06,002 INFO L934 BasicCegarLoop]: 379 mSDtfsCounter, 1533 mSDsluCounter, 1770 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 2106 SdHoareTripleChecker+Invalid, 1826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:06,002 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 2106 Invalid, 1826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:06,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9420 states. [2022-02-10 23:40:06,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9420 to 7443. [2022-02-10 23:40:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:06,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-02-10 23:40:06,118 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-02-10 23:40:06,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:06,119 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-02-10 23:40:06,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:06,119 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-02-10 23:40:06,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:06,125 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:06,125 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:06,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-02-10 23:40:06,125 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:06,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:06,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1546206485, now seen corresponding path program 25 times [2022-02-10 23:40:06,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:06,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529268883] [2022-02-10 23:40:06,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:06,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:06,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:06,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529268883] [2022-02-10 23:40:06,923 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529268883] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:06,923 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:06,923 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:06,923 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149070490] [2022-02-10 23:40:06,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:06,923 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:06,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:06,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:06,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:06,924 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:08,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:08,680 INFO L93 Difference]: Finished difference Result 9345 states and 25163 transitions. [2022-02-10 23:40:08,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:08,681 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:08,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:08,696 INFO L225 Difference]: With dead ends: 9345 [2022-02-10 23:40:08,696 INFO L226 Difference]: Without dead ends: 9345 [2022-02-10 23:40:08,696 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:08,696 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1594 mSDsluCounter, 1727 mSDsCounter, 0 mSdLazyCounter, 1610 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1594 SdHoareTripleChecker+Valid, 2079 SdHoareTripleChecker+Invalid, 1847 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:08,696 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1594 Valid, 2079 Invalid, 1847 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1610 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:08,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9345 states. [2022-02-10 23:40:08,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9345 to 7380. [2022-02-10 23:40:08,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:08,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-02-10 23:40:08,825 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-02-10 23:40:08,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:08,825 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-02-10 23:40:08,825 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:08,825 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-02-10 23:40:08,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:08,832 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:08,832 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:08,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-02-10 23:40:08,832 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:08,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:08,833 INFO L85 PathProgramCache]: Analyzing trace with hash 4738225, now seen corresponding path program 26 times [2022-02-10 23:40:08,833 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:08,833 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789225614] [2022-02-10 23:40:08,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:08,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:09,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:09,827 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:09,827 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789225614] [2022-02-10 23:40:09,828 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789225614] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:09,828 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:09,828 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:09,828 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572537358] [2022-02-10 23:40:09,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:09,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:09,828 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:09,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:09,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:09,828 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:11,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:11,639 INFO L93 Difference]: Finished difference Result 10110 states and 27275 transitions. [2022-02-10 23:40:11,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:11,639 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:11,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:11,655 INFO L225 Difference]: With dead ends: 10110 [2022-02-10 23:40:11,655 INFO L226 Difference]: Without dead ends: 10110 [2022-02-10 23:40:11,656 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:11,656 INFO L934 BasicCegarLoop]: 387 mSDtfsCounter, 1479 mSDsluCounter, 1885 mSDsCounter, 0 mSdLazyCounter, 1721 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1479 SdHoareTripleChecker+Valid, 2233 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1721 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:11,656 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1479 Valid, 2233 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1721 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:40:11,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10110 states. [2022-02-10 23:40:11,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10110 to 7485. [2022-02-10 23:40:11,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:11,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-02-10 23:40:11,771 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-02-10 23:40:11,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:11,772 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-02-10 23:40:11,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:11,772 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-02-10 23:40:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:11,778 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:11,778 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:11,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-02-10 23:40:11,778 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:11,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:11,778 INFO L85 PathProgramCache]: Analyzing trace with hash 2133458545, now seen corresponding path program 27 times [2022-02-10 23:40:11,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:11,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135928070] [2022-02-10 23:40:11,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:11,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:12,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:12,874 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:12,874 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135928070] [2022-02-10 23:40:12,874 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135928070] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:12,874 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:12,875 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:12,875 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469450304] [2022-02-10 23:40:12,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:12,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:12,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:12,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:12,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:12,875 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:14,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:14,385 INFO L93 Difference]: Finished difference Result 10024 states and 27026 transitions. [2022-02-10 23:40:14,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:14,385 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:14,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:14,401 INFO L225 Difference]: With dead ends: 10024 [2022-02-10 23:40:14,401 INFO L226 Difference]: Without dead ends: 10024 [2022-02-10 23:40:14,401 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:14,401 INFO L934 BasicCegarLoop]: 375 mSDtfsCounter, 1581 mSDsluCounter, 1558 mSDsCounter, 0 mSdLazyCounter, 1468 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 1895 SdHoareTripleChecker+Invalid, 1710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:14,401 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 1895 Invalid, 1710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:40:14,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10024 states. [2022-02-10 23:40:14,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10024 to 7506. [2022-02-10 23:40:14,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:14,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-02-10 23:40:14,556 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-02-10 23:40:14,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:14,556 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-02-10 23:40:14,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-02-10 23:40:14,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:14,562 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:14,563 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:14,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-02-10 23:40:14,563 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:14,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:14,565 INFO L85 PathProgramCache]: Analyzing trace with hash 275373029, now seen corresponding path program 28 times [2022-02-10 23:40:14,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:14,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773332483] [2022-02-10 23:40:14,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:14,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:14,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:15,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:15,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:15,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773332483] [2022-02-10 23:40:15,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773332483] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:15,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:15,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:15,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245239817] [2022-02-10 23:40:15,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:15,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:15,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:15,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:15,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:15,466 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:17,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:17,029 INFO L93 Difference]: Finished difference Result 10192 states and 27490 transitions. [2022-02-10 23:40:17,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:17,030 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:17,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:17,047 INFO L225 Difference]: With dead ends: 10192 [2022-02-10 23:40:17,047 INFO L226 Difference]: Without dead ends: 10192 [2022-02-10 23:40:17,047 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=774, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:17,047 INFO L934 BasicCegarLoop]: 388 mSDtfsCounter, 1639 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1639 SdHoareTripleChecker+Valid, 2134 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:17,047 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1639 Valid, 2134 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:40:17,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10192 states. [2022-02-10 23:40:17,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10192 to 7464. [2022-02-10 23:40:17,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:17,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-02-10 23:40:17,178 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-02-10 23:40:17,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:17,178 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-02-10 23:40:17,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:17,179 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-02-10 23:40:17,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:17,185 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:17,185 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:17,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-02-10 23:40:17,185 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:17,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:17,185 INFO L85 PathProgramCache]: Analyzing trace with hash 845113057, now seen corresponding path program 29 times [2022-02-10 23:40:17,185 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:17,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1918577714] [2022-02-10 23:40:17,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:17,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:17,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:17,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:17,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1918577714] [2022-02-10 23:40:17,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1918577714] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:17,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:17,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:17,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806339587] [2022-02-10 23:40:17,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:17,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:17,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:17,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:17,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:17,842 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:18,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:18,950 INFO L93 Difference]: Finished difference Result 9676 states and 26073 transitions. [2022-02-10 23:40:18,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:18,950 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:18,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:18,965 INFO L225 Difference]: With dead ends: 9676 [2022-02-10 23:40:18,965 INFO L226 Difference]: Without dead ends: 9676 [2022-02-10 23:40:18,966 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=688, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:18,966 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 1526 mSDsluCounter, 1153 mSDsCounter, 0 mSdLazyCounter, 1119 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:18,966 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1526 Valid, 1487 Invalid, 1347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1119 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-10 23:40:18,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9676 states. [2022-02-10 23:40:19,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9676 to 7506. [2022-02-10 23:40:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7506 states, 7502 states have (on average 2.7739269528125834) internal successors, (20810), 7505 states have internal predecessors, (20810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7506 states to 7506 states and 20810 transitions. [2022-02-10 23:40:19,087 INFO L78 Accepts]: Start accepts. Automaton has 7506 states and 20810 transitions. Word has length 100 [2022-02-10 23:40:19,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:19,097 INFO L470 AbstractCegarLoop]: Abstraction has 7506 states and 20810 transitions. [2022-02-10 23:40:19,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:19,097 INFO L276 IsEmpty]: Start isEmpty. Operand 7506 states and 20810 transitions. [2022-02-10 23:40:19,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:19,104 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:19,104 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:19,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-02-10 23:40:19,104 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:19,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:19,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1665665589, now seen corresponding path program 30 times [2022-02-10 23:40:19,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:19,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208452914] [2022-02-10 23:40:19,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:19,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:19,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:19,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:19,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:19,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208452914] [2022-02-10 23:40:19,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208452914] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:19,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:19,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:19,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2109261015] [2022-02-10 23:40:19,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:19,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:19,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:19,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:19,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:19,839 INFO L87 Difference]: Start difference. First operand 7506 states and 20810 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:21,570 INFO L93 Difference]: Finished difference Result 10066 states and 27134 transitions. [2022-02-10 23:40:21,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:21,570 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:21,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:21,589 INFO L225 Difference]: With dead ends: 10066 [2022-02-10 23:40:21,589 INFO L226 Difference]: Without dead ends: 10066 [2022-02-10 23:40:21,589 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:21,590 INFO L934 BasicCegarLoop]: 379 mSDtfsCounter, 1642 mSDsluCounter, 1726 mSDsCounter, 0 mSdLazyCounter, 1627 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1642 SdHoareTripleChecker+Valid, 2067 SdHoareTripleChecker+Invalid, 1899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1627 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:21,590 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1642 Valid, 2067 Invalid, 1899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1627 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:21,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10066 states. [2022-02-10 23:40:21,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10066 to 7527. [2022-02-10 23:40:21,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:40:21,732 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:40:21,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:21,732 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:40:21,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:21,732 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:40:21,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:21,739 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:21,739 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:21,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-02-10 23:40:21,739 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:21,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:21,740 INFO L85 PathProgramCache]: Analyzing trace with hash 771216191, now seen corresponding path program 31 times [2022-02-10 23:40:21,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:21,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322883890] [2022-02-10 23:40:21,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:21,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:22,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:22,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:22,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322883890] [2022-02-10 23:40:22,898 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322883890] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:22,898 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:22,898 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:22,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947645696] [2022-02-10 23:40:22,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:22,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:22,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:22,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:22,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:22,898 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:24,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:24,554 INFO L93 Difference]: Finished difference Result 9991 states and 26971 transitions. [2022-02-10 23:40:24,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:24,554 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:24,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:24,572 INFO L225 Difference]: With dead ends: 9991 [2022-02-10 23:40:24,572 INFO L226 Difference]: Without dead ends: 9991 [2022-02-10 23:40:24,573 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:24,573 INFO L934 BasicCegarLoop]: 390 mSDtfsCounter, 1632 mSDsluCounter, 1653 mSDsCounter, 0 mSdLazyCounter, 1509 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1632 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 1774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:24,573 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1632 Valid, 2008 Invalid, 1774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1509 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:40:24,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9991 states. [2022-02-10 23:40:24,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9991 to 7422. [2022-02-10 23:40:24,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:24,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-02-10 23:40:24,721 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-02-10 23:40:24,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:24,721 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-02-10 23:40:24,721 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:24,721 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-02-10 23:40:24,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:24,728 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:24,728 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:24,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-02-10 23:40:24,728 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:24,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:24,728 INFO L85 PathProgramCache]: Analyzing trace with hash 588069779, now seen corresponding path program 32 times [2022-02-10 23:40:24,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:24,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103812054] [2022-02-10 23:40:24,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:24,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:25,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:25,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103812054] [2022-02-10 23:40:25,933 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103812054] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:25,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:25,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:25,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198839044] [2022-02-10 23:40:25,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:25,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:25,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:25,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:25,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:25,933 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:27,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:27,668 INFO L93 Difference]: Finished difference Result 9896 states and 26668 transitions. [2022-02-10 23:40:27,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:27,668 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:27,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:27,685 INFO L225 Difference]: With dead ends: 9896 [2022-02-10 23:40:27,685 INFO L226 Difference]: Without dead ends: 9896 [2022-02-10 23:40:27,685 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:27,685 INFO L934 BasicCegarLoop]: 384 mSDtfsCounter, 1550 mSDsluCounter, 1605 mSDsCounter, 0 mSdLazyCounter, 1503 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1550 SdHoareTripleChecker+Valid, 1954 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:27,685 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1550 Valid, 1954 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1503 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:27,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9896 states. [2022-02-10 23:40:27,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9896 to 7464. [2022-02-10 23:40:27,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:27,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-02-10 23:40:27,826 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-02-10 23:40:27,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:27,826 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-02-10 23:40:27,826 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:27,826 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-02-10 23:40:27,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:27,833 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:27,833 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:27,833 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-02-10 23:40:27,833 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:27,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:27,833 INFO L85 PathProgramCache]: Analyzing trace with hash -1578177197, now seen corresponding path program 33 times [2022-02-10 23:40:27,834 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:27,834 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346909073] [2022-02-10 23:40:27,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:27,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:28,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:28,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:28,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346909073] [2022-02-10 23:40:28,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346909073] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:28,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:28,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:28,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093667937] [2022-02-10 23:40:28,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:28,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:28,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:28,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:28,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:28,961 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:30,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:30,548 INFO L93 Difference]: Finished difference Result 9441 states and 25404 transitions. [2022-02-10 23:40:30,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:30,548 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:30,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:30,564 INFO L225 Difference]: With dead ends: 9441 [2022-02-10 23:40:30,564 INFO L226 Difference]: Without dead ends: 9441 [2022-02-10 23:40:30,564 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=324, Invalid=732, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:30,564 INFO L934 BasicCegarLoop]: 373 mSDtfsCounter, 1257 mSDsluCounter, 1922 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1257 SdHoareTripleChecker+Valid, 2255 SdHoareTripleChecker+Invalid, 1930 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:30,564 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1257 Valid, 2255 Invalid, 1930 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:40:30,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9441 states. [2022-02-10 23:40:30,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9441 to 7485. [2022-02-10 23:40:30,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:30,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-02-10 23:40:30,697 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-02-10 23:40:30,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:30,697 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-02-10 23:40:30,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:30,697 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-02-10 23:40:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:30,704 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:30,704 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:30,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-02-10 23:40:30,704 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:30,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:30,704 INFO L85 PathProgramCache]: Analyzing trace with hash 858704583, now seen corresponding path program 34 times [2022-02-10 23:40:30,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:30,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552772051] [2022-02-10 23:40:30,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:30,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:30,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:32,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:32,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:32,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552772051] [2022-02-10 23:40:32,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552772051] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:32,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:32,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:32,071 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610947260] [2022-02-10 23:40:32,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:32,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:32,071 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:32,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:32,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:32,072 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:33,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:33,735 INFO L93 Difference]: Finished difference Result 9735 states and 26240 transitions. [2022-02-10 23:40:33,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:33,736 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:33,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:33,752 INFO L225 Difference]: With dead ends: 9735 [2022-02-10 23:40:33,752 INFO L226 Difference]: Without dead ends: 9735 [2022-02-10 23:40:33,752 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:33,752 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1335 mSDsluCounter, 1612 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1335 SdHoareTripleChecker+Valid, 1959 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:33,752 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1335 Valid, 1959 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:33,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9735 states. [2022-02-10 23:40:33,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9735 to 7443. [2022-02-10 23:40:33,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:33,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-02-10 23:40:33,886 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-02-10 23:40:33,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:33,887 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-02-10 23:40:33,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:33,887 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-02-10 23:40:33,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:33,893 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:33,893 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:33,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-02-10 23:40:33,893 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:33,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:33,894 INFO L85 PathProgramCache]: Analyzing trace with hash -967729883, now seen corresponding path program 35 times [2022-02-10 23:40:33,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:33,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991043061] [2022-02-10 23:40:33,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:33,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:33,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:35,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:35,027 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:35,027 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991043061] [2022-02-10 23:40:35,027 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991043061] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:35,027 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:35,027 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:35,027 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715929438] [2022-02-10 23:40:35,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:35,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:35,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:35,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:35,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:35,028 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:36,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:36,720 INFO L93 Difference]: Finished difference Result 9555 states and 25719 transitions. [2022-02-10 23:40:36,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:36,720 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:36,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:36,735 INFO L225 Difference]: With dead ends: 9555 [2022-02-10 23:40:36,736 INFO L226 Difference]: Without dead ends: 9555 [2022-02-10 23:40:36,736 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=345, Invalid=777, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:36,736 INFO L934 BasicCegarLoop]: 385 mSDtfsCounter, 1631 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 2085 SdHoareTripleChecker+Invalid, 1955 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:36,736 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 2085 Invalid, 1955 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:36,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9555 states. [2022-02-10 23:40:36,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9555 to 7380. [2022-02-10 23:40:36,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:36,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-02-10 23:40:36,860 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-02-10 23:40:36,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:36,860 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-02-10 23:40:36,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:36,860 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-02-10 23:40:36,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:36,867 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:36,867 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:36,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-02-10 23:40:36,867 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:36,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:36,867 INFO L85 PathProgramCache]: Analyzing trace with hash -453392777, now seen corresponding path program 56 times [2022-02-10 23:40:36,867 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:36,867 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653404913] [2022-02-10 23:40:36,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:36,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:37,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:37,390 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:37,390 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653404913] [2022-02-10 23:40:37,390 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653404913] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:37,390 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:37,390 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:37,390 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75052328] [2022-02-10 23:40:37,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:37,391 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:37,391 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:37,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:37,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:37,391 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:38,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:38,635 INFO L93 Difference]: Finished difference Result 9536 states and 25248 transitions. [2022-02-10 23:40:38,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:40:38,636 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:38,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:38,651 INFO L225 Difference]: With dead ends: 9536 [2022-02-10 23:40:38,651 INFO L226 Difference]: Without dead ends: 9536 [2022-02-10 23:40:38,652 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=484, Invalid=922, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:40:38,652 INFO L934 BasicCegarLoop]: 447 mSDtfsCounter, 1911 mSDsluCounter, 1122 mSDsCounter, 0 mSdLazyCounter, 1072 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1911 SdHoareTripleChecker+Valid, 1555 SdHoareTripleChecker+Invalid, 1465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 1072 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:38,652 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1911 Valid, 1555 Invalid, 1465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 1072 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:40:38,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9536 states. [2022-02-10 23:40:38,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9536 to 7527. [2022-02-10 23:40:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:38,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:40:38,780 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:40:38,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:38,780 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:40:38,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:38,780 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:40:38,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:38,787 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:38,787 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:38,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-02-10 23:40:38,787 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:38,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:38,787 INFO L85 PathProgramCache]: Analyzing trace with hash 576058079, now seen corresponding path program 57 times [2022-02-10 23:40:38,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:38,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675611626] [2022-02-10 23:40:38,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:38,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:39,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:39,673 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:39,673 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675611626] [2022-02-10 23:40:39,674 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675611626] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:39,674 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:39,674 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:39,674 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977081210] [2022-02-10 23:40:39,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:39,674 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:39,674 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:39,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:39,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:39,674 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:42,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:42,064 INFO L93 Difference]: Finished difference Result 9620 states and 25480 transitions. [2022-02-10 23:40:42,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-10 23:40:42,065 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:42,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:42,079 INFO L225 Difference]: With dead ends: 9620 [2022-02-10 23:40:42,079 INFO L226 Difference]: Without dead ends: 9620 [2022-02-10 23:40:42,079 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=466, Invalid=940, Unknown=0, NotChecked=0, Total=1406 [2022-02-10 23:40:42,079 INFO L934 BasicCegarLoop]: 447 mSDtfsCounter, 1267 mSDsluCounter, 2373 mSDsCounter, 0 mSdLazyCounter, 2182 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1267 SdHoareTripleChecker+Valid, 2795 SdHoareTripleChecker+Invalid, 2463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:42,079 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1267 Valid, 2795 Invalid, 2463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2182 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-10 23:40:42,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9620 states. [2022-02-10 23:40:42,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9620 to 7674. [2022-02-10 23:40:42,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7778357235984354) internal successors, (21306), 7673 states have internal predecessors, (21306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:42,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21306 transitions. [2022-02-10 23:40:42,217 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21306 transitions. Word has length 100 [2022-02-10 23:40:42,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:42,217 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21306 transitions. [2022-02-10 23:40:42,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:42,217 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21306 transitions. [2022-02-10 23:40:42,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:42,225 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:42,225 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:42,225 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-02-10 23:40:42,225 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:42,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:42,225 INFO L85 PathProgramCache]: Analyzing trace with hash 551985959, now seen corresponding path program 58 times [2022-02-10 23:40:42,225 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:42,225 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [259849654] [2022-02-10 23:40:42,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:42,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:42,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:43,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:43,203 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:43,203 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [259849654] [2022-02-10 23:40:43,203 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [259849654] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:43,203 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:43,203 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:43,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618862707] [2022-02-10 23:40:43,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:43,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:43,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:43,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:43,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:43,204 INFO L87 Difference]: Start difference. First operand 7674 states and 21306 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:45,004 INFO L93 Difference]: Finished difference Result 9521 states and 25568 transitions. [2022-02-10 23:40:45,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:45,004 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:45,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:45,021 INFO L225 Difference]: With dead ends: 9521 [2022-02-10 23:40:45,021 INFO L226 Difference]: Without dead ends: 9521 [2022-02-10 23:40:45,021 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:45,021 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1432 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 1549 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1432 SdHoareTripleChecker+Valid, 1957 SdHoareTripleChecker+Invalid, 1856 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1549 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:45,021 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1432 Valid, 1957 Invalid, 1856 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1549 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:40:45,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9521 states. [2022-02-10 23:40:45,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9521 to 7611. [2022-02-10 23:40:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-02-10 23:40:45,160 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-02-10 23:40:45,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:45,160 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-02-10 23:40:45,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:45,160 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-02-10 23:40:45,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:45,168 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:45,168 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:45,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-02-10 23:40:45,168 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:45,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:45,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1798542135, now seen corresponding path program 59 times [2022-02-10 23:40:45,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:45,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488329794] [2022-02-10 23:40:45,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:45,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:46,033 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:46,033 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488329794] [2022-02-10 23:40:46,033 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488329794] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:46,033 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:46,033 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:46,033 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347286723] [2022-02-10 23:40:46,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:46,033 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:46,033 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:46,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:46,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:46,034 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:48,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:48,067 INFO L93 Difference]: Finished difference Result 9234 states and 24789 transitions. [2022-02-10 23:40:48,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:48,067 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:48,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:48,083 INFO L225 Difference]: With dead ends: 9234 [2022-02-10 23:40:48,083 INFO L226 Difference]: Without dead ends: 9234 [2022-02-10 23:40:48,084 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:48,084 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1454 mSDsluCounter, 2231 mSDsCounter, 0 mSdLazyCounter, 1995 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1454 SdHoareTripleChecker+Valid, 2555 SdHoareTripleChecker+Invalid, 2239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 1995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:48,084 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1454 Valid, 2555 Invalid, 2239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 1995 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:40:48,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9234 states. [2022-02-10 23:40:48,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9234 to 7632. [2022-02-10 23:40:48,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:48,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-02-10 23:40:48,216 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-02-10 23:40:48,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:48,216 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-02-10 23:40:48,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:48,217 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-02-10 23:40:48,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:48,223 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:48,224 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:48,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-02-10 23:40:48,224 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:48,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:48,224 INFO L85 PathProgramCache]: Analyzing trace with hash -859547957, now seen corresponding path program 60 times [2022-02-10 23:40:48,224 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:48,224 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228584740] [2022-02-10 23:40:48,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:48,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:49,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:49,682 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:49,682 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228584740] [2022-02-10 23:40:49,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228584740] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:49,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:49,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:49,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404009922] [2022-02-10 23:40:49,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:49,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:49,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:49,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:49,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:49,683 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:51,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:51,446 INFO L93 Difference]: Finished difference Result 9402 states and 25253 transitions. [2022-02-10 23:40:51,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:51,446 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:51,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:51,461 INFO L225 Difference]: With dead ends: 9402 [2022-02-10 23:40:51,461 INFO L226 Difference]: Without dead ends: 9402 [2022-02-10 23:40:51,461 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:51,461 INFO L934 BasicCegarLoop]: 361 mSDtfsCounter, 1636 mSDsluCounter, 1543 mSDsCounter, 0 mSdLazyCounter, 1429 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 1888 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:51,462 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 1888 Invalid, 1780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1429 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:51,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9402 states. [2022-02-10 23:40:51,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9402 to 7590. [2022-02-10 23:40:51,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:51,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-02-10 23:40:51,627 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-02-10 23:40:51,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:51,627 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-02-10 23:40:51,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:51,627 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-02-10 23:40:51,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:51,634 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:51,634 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:51,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-02-10 23:40:51,634 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:51,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:51,637 INFO L85 PathProgramCache]: Analyzing trace with hash -454213721, now seen corresponding path program 61 times [2022-02-10 23:40:51,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:51,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801727593] [2022-02-10 23:40:51,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:51,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:52,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:52,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801727593] [2022-02-10 23:40:52,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801727593] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:52,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:52,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:52,321 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303884997] [2022-02-10 23:40:52,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:52,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:52,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:52,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:52,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:52,321 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:53,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:53,572 INFO L93 Difference]: Finished difference Result 9395 states and 25250 transitions. [2022-02-10 23:40:53,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:40:53,573 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:53,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:53,589 INFO L225 Difference]: With dead ends: 9395 [2022-02-10 23:40:53,589 INFO L226 Difference]: Without dead ends: 9395 [2022-02-10 23:40:53,590 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:40:53,590 INFO L934 BasicCegarLoop]: 333 mSDtfsCounter, 1521 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 1154 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 1539 SdHoareTripleChecker+Invalid, 1432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 1154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:53,590 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1521 Valid, 1539 Invalid, 1432 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 1154 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:40:53,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9395 states. [2022-02-10 23:40:53,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9395 to 7632. [2022-02-10 23:40:53,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:53,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-02-10 23:40:53,719 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-02-10 23:40:53,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:53,719 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-02-10 23:40:53,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-02-10 23:40:53,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:53,726 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:53,726 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:53,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-02-10 23:40:53,726 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:53,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:53,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1995330447, now seen corresponding path program 62 times [2022-02-10 23:40:53,726 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:53,726 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236891513] [2022-02-10 23:40:53,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:53,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:53,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:54,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:54,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:54,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236891513] [2022-02-10 23:40:54,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236891513] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:54,500 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:54,500 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:54,500 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052188342] [2022-02-10 23:40:54,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:54,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:54,500 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:54,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:54,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:54,501 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:55,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:55,985 INFO L93 Difference]: Finished difference Result 9584 states and 25749 transitions. [2022-02-10 23:40:55,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:40:55,985 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:55,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:56,001 INFO L225 Difference]: With dead ends: 9584 [2022-02-10 23:40:56,001 INFO L226 Difference]: Without dead ends: 9584 [2022-02-10 23:40:56,002 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:40:56,002 INFO L934 BasicCegarLoop]: 345 mSDtfsCounter, 1428 mSDsluCounter, 1557 mSDsCounter, 0 mSdLazyCounter, 1452 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 1884 SdHoareTripleChecker+Invalid, 1761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:56,002 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 1884 Invalid, 1761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1452 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:40:56,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9584 states. [2022-02-10 23:40:56,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9584 to 7653. [2022-02-10 23:40:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7653 states, 7649 states have (on average 2.77735651719179) internal successors, (21244), 7652 states have internal predecessors, (21244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:56,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7653 states to 7653 states and 21244 transitions. [2022-02-10 23:40:56,133 INFO L78 Accepts]: Start accepts. Automaton has 7653 states and 21244 transitions. Word has length 100 [2022-02-10 23:40:56,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:56,133 INFO L470 AbstractCegarLoop]: Abstraction has 7653 states and 21244 transitions. [2022-02-10 23:40:56,134 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:56,134 INFO L276 IsEmpty]: Start isEmpty. Operand 7653 states and 21244 transitions. [2022-02-10 23:40:56,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:56,140 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:56,140 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:56,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-02-10 23:40:56,140 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:56,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:56,141 INFO L85 PathProgramCache]: Analyzing trace with hash -358453243, now seen corresponding path program 63 times [2022-02-10 23:40:56,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:56,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266075564] [2022-02-10 23:40:56,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:56,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:56,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:40:57,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:40:57,078 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:40:57,078 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266075564] [2022-02-10 23:40:57,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1266075564] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:40:57,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:40:57,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:40:57,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21695382] [2022-02-10 23:40:57,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:40:57,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:40:57,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:40:57,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:40:57,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:40:57,079 INFO L87 Difference]: Start difference. First operand 7653 states and 21244 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:58,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:40:58,770 INFO L93 Difference]: Finished difference Result 9542 states and 25652 transitions. [2022-02-10 23:40:58,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:40:58,771 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:40:58,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:40:58,785 INFO L225 Difference]: With dead ends: 9542 [2022-02-10 23:40:58,785 INFO L226 Difference]: Without dead ends: 9542 [2022-02-10 23:40:58,785 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:40:58,786 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1590 mSDsluCounter, 1604 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 1942 SdHoareTripleChecker+Invalid, 1873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:40:58,786 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 1942 Invalid, 1873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:40:58,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9542 states. [2022-02-10 23:40:58,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9542 to 7548. [2022-02-10 23:40:58,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:58,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-02-10 23:40:58,897 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-02-10 23:40:58,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:40:58,897 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-02-10 23:40:58,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:40:58,897 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-02-10 23:40:58,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:40:58,903 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:40:58,903 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:40:58,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-02-10 23:40:58,903 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:40:58,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:40:58,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1143333401, now seen corresponding path program 64 times [2022-02-10 23:40:58,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:40:58,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1265340173] [2022-02-10 23:40:58,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:40:58,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:40:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:00,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:00,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1265340173] [2022-02-10 23:41:00,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1265340173] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:00,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:00,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:00,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669533859] [2022-02-10 23:41:00,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:00,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:00,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:00,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:00,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:00,024 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:01,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:01,485 INFO L93 Difference]: Finished difference Result 9591 states and 25800 transitions. [2022-02-10 23:41:01,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:41:01,485 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:01,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:01,500 INFO L225 Difference]: With dead ends: 9591 [2022-02-10 23:41:01,500 INFO L226 Difference]: Without dead ends: 9591 [2022-02-10 23:41:01,500 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:41:01,501 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1631 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 1249 mSolverCounterSat, 338 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1631 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 1587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 338 IncrementalHoareTripleChecker+Valid, 1249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:01,501 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1631 Valid, 1666 Invalid, 1587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [338 Valid, 1249 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:41:01,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9591 states. [2022-02-10 23:41:01,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9591 to 7569. [2022-02-10 23:41:01,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7569 states, 7565 states have (on average 2.775413086582948) internal successors, (20996), 7568 states have internal predecessors, (20996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7569 states to 7569 states and 20996 transitions. [2022-02-10 23:41:01,624 INFO L78 Accepts]: Start accepts. Automaton has 7569 states and 20996 transitions. Word has length 100 [2022-02-10 23:41:01,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:01,624 INFO L470 AbstractCegarLoop]: Abstraction has 7569 states and 20996 transitions. [2022-02-10 23:41:01,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:01,624 INFO L276 IsEmpty]: Start isEmpty. Operand 7569 states and 20996 transitions. [2022-02-10 23:41:01,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:01,631 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:01,631 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:01,631 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-02-10 23:41:01,631 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:01,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:01,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1486881555, now seen corresponding path program 65 times [2022-02-10 23:41:01,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:01,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995482760] [2022-02-10 23:41:01,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:01,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:01,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:02,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:02,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:02,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995482760] [2022-02-10 23:41:02,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995482760] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:02,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:02,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:02,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021693326] [2022-02-10 23:41:02,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:02,370 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:02,370 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:02,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:02,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:02,371 INFO L87 Difference]: Start difference. First operand 7569 states and 20996 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:03,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:03,850 INFO L93 Difference]: Finished difference Result 9815 states and 26388 transitions. [2022-02-10 23:41:03,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:41:03,850 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:03,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:03,865 INFO L225 Difference]: With dead ends: 9815 [2022-02-10 23:41:03,866 INFO L226 Difference]: Without dead ends: 9815 [2022-02-10 23:41:03,866 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:41:03,866 INFO L934 BasicCegarLoop]: 340 mSDtfsCounter, 1290 mSDsluCounter, 1600 mSDsCounter, 0 mSdLazyCounter, 1451 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 1451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:03,866 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 1922 Invalid, 1751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 1451 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:41:03,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9815 states. [2022-02-10 23:41:03,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9815 to 7611. [2022-02-10 23:41:03,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:03,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-02-10 23:41:03,987 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-02-10 23:41:03,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:03,987 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-02-10 23:41:03,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:03,987 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-02-10 23:41:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:03,994 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:03,994 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:03,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-02-10 23:41:03,994 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:03,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:03,994 INFO L85 PathProgramCache]: Analyzing trace with hash -873950193, now seen corresponding path program 66 times [2022-02-10 23:41:03,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:03,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118204806] [2022-02-10 23:41:03,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:03,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:04,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:04,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:04,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:04,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118204806] [2022-02-10 23:41:04,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118204806] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:04,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:04,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:04,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805108519] [2022-02-10 23:41:04,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:04,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:04,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:04,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:04,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:04,974 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:06,363 INFO L93 Difference]: Finished difference Result 9738 states and 26175 transitions. [2022-02-10 23:41:06,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:06,364 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:06,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:06,380 INFO L225 Difference]: With dead ends: 9738 [2022-02-10 23:41:06,380 INFO L226 Difference]: Without dead ends: 9738 [2022-02-10 23:41:06,380 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:06,380 INFO L934 BasicCegarLoop]: 349 mSDtfsCounter, 1310 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1310 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 1643 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:06,380 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1310 Valid, 1713 Invalid, 1643 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1342 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-10 23:41:06,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9738 states. [2022-02-10 23:41:06,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9738 to 7632. [2022-02-10 23:41:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7768746722600945) internal successors, (21182), 7631 states have internal predecessors, (21182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21182 transitions. [2022-02-10 23:41:06,508 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21182 transitions. Word has length 100 [2022-02-10 23:41:06,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:06,508 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21182 transitions. [2022-02-10 23:41:06,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21182 transitions. [2022-02-10 23:41:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:06,514 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:06,514 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:06,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-02-10 23:41:06,515 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:06,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:06,515 INFO L85 PathProgramCache]: Analyzing trace with hash 762927011, now seen corresponding path program 67 times [2022-02-10 23:41:06,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:06,515 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860663317] [2022-02-10 23:41:06,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:06,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:07,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:07,687 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:07,687 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860663317] [2022-02-10 23:41:07,687 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860663317] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:07,687 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:07,687 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:07,687 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252320303] [2022-02-10 23:41:07,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:07,687 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:07,687 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:07,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:07,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:07,688 INFO L87 Difference]: Start difference. First operand 7632 states and 21182 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:09,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:09,640 INFO L93 Difference]: Finished difference Result 9696 states and 26078 transitions. [2022-02-10 23:41:09,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:09,640 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:09,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:09,657 INFO L225 Difference]: With dead ends: 9696 [2022-02-10 23:41:09,657 INFO L226 Difference]: Without dead ends: 9696 [2022-02-10 23:41:09,657 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=356, Invalid=766, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:09,657 INFO L934 BasicCegarLoop]: 360 mSDtfsCounter, 1585 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 1659 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1585 SdHoareTripleChecker+Valid, 2119 SdHoareTripleChecker+Invalid, 1969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:09,657 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1585 Valid, 2119 Invalid, 1969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1659 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:41:09,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9696 states. [2022-02-10 23:41:09,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9696 to 7527. [2022-02-10 23:41:09,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:09,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:41:09,836 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:41:09,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:09,836 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:41:09,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:09,836 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:41:09,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:09,843 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:09,843 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:09,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-02-10 23:41:09,843 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:09,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:09,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1293490039, now seen corresponding path program 36 times [2022-02-10 23:41:09,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:09,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810725101] [2022-02-10 23:41:09,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:09,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:10,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:10,904 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:10,904 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810725101] [2022-02-10 23:41:10,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810725101] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:10,905 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:10,905 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:10,905 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687808099] [2022-02-10 23:41:10,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:10,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:10,905 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:10,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:10,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:10,905 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:13,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:13,005 INFO L93 Difference]: Finished difference Result 9559 states and 25726 transitions. [2022-02-10 23:41:13,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:13,006 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:13,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:13,022 INFO L225 Difference]: With dead ends: 9559 [2022-02-10 23:41:13,022 INFO L226 Difference]: Without dead ends: 9559 [2022-02-10 23:41:13,022 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:13,022 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1320 mSDsluCounter, 2001 mSDsCounter, 0 mSdLazyCounter, 1897 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 2146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 1897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:13,022 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 2342 Invalid, 2146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 1897 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:41:13,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9559 states. [2022-02-10 23:41:13,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9559 to 7611. [2022-02-10 23:41:13,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.776390166951492) internal successors, (21120), 7610 states have internal predecessors, (21120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:13,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21120 transitions. [2022-02-10 23:41:13,155 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21120 transitions. Word has length 100 [2022-02-10 23:41:13,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:13,156 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21120 transitions. [2022-02-10 23:41:13,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21120 transitions. [2022-02-10 23:41:13,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:13,162 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:13,163 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:13,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-02-10 23:41:13,163 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:13,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:13,163 INFO L85 PathProgramCache]: Analyzing trace with hash -872756937, now seen corresponding path program 37 times [2022-02-10 23:41:13,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:13,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983213435] [2022-02-10 23:41:13,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:13,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:14,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:14,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983213435] [2022-02-10 23:41:14,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983213435] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:14,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:14,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:14,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078172990] [2022-02-10 23:41:14,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:14,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:14,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:14,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:14,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:14,121 INFO L87 Difference]: Start difference. First operand 7611 states and 21120 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:15,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:15,901 INFO L93 Difference]: Finished difference Result 9501 states and 25561 transitions. [2022-02-10 23:41:15,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:15,902 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:15,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:15,918 INFO L225 Difference]: With dead ends: 9501 [2022-02-10 23:41:15,918 INFO L226 Difference]: Without dead ends: 9501 [2022-02-10 23:41:15,919 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=331, Invalid=725, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:15,919 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1381 mSDsluCounter, 1782 mSDsCounter, 0 mSdLazyCounter, 1683 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1381 SdHoareTripleChecker+Valid, 2121 SdHoareTripleChecker+Invalid, 1954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 1683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:15,919 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1381 Valid, 2121 Invalid, 1954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 1683 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:41:15,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9501 states. [2022-02-10 23:41:16,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9501 to 7639. [2022-02-10 23:41:16,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.777079240340537) internal successors, (21203), 7638 states have internal predecessors, (21203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:16,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21203 transitions. [2022-02-10 23:41:16,063 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21203 transitions. Word has length 100 [2022-02-10 23:41:16,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:16,063 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21203 transitions. [2022-02-10 23:41:16,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21203 transitions. [2022-02-10 23:41:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:16,071 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:16,071 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:16,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-02-10 23:41:16,071 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:16,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:16,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1564124843, now seen corresponding path program 38 times [2022-02-10 23:41:16,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:16,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527702170] [2022-02-10 23:41:16,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:16,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:17,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:17,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:17,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527702170] [2022-02-10 23:41:17,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527702170] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:17,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:17,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:17,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873567198] [2022-02-10 23:41:17,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:17,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:17,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:17,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:17,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:17,570 INFO L87 Difference]: Start difference. First operand 7639 states and 21203 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:19,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:19,426 INFO L93 Difference]: Finished difference Result 9669 states and 26025 transitions. [2022-02-10 23:41:19,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:19,426 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:19,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:19,441 INFO L225 Difference]: With dead ends: 9669 [2022-02-10 23:41:19,441 INFO L226 Difference]: Without dead ends: 9669 [2022-02-10 23:41:19,442 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=355, Invalid=767, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:19,442 INFO L934 BasicCegarLoop]: 383 mSDtfsCounter, 1421 mSDsluCounter, 2021 mSDsCounter, 0 mSdLazyCounter, 1814 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 2373 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 1814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:19,442 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 2373 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 1814 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:41:19,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9669 states. [2022-02-10 23:41:19,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9669 to 7590. [2022-02-10 23:41:19,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7590 states, 7586 states have (on average 2.7759029791721592) internal successors, (21058), 7589 states have internal predecessors, (21058), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:19,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7590 states to 7590 states and 21058 transitions. [2022-02-10 23:41:19,570 INFO L78 Accepts]: Start accepts. Automaton has 7590 states and 21058 transitions. Word has length 100 [2022-02-10 23:41:19,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:19,570 INFO L470 AbstractCegarLoop]: Abstraction has 7590 states and 21058 transitions. [2022-02-10 23:41:19,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:19,570 INFO L276 IsEmpty]: Start isEmpty. Operand 7590 states and 21058 transitions. [2022-02-10 23:41:19,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:19,577 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:19,577 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:19,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-02-10 23:41:19,577 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:19,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:19,577 INFO L85 PathProgramCache]: Analyzing trace with hash 2133864871, now seen corresponding path program 39 times [2022-02-10 23:41:19,577 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:19,577 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391057582] [2022-02-10 23:41:19,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:19,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:20,311 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:20,311 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391057582] [2022-02-10 23:41:20,311 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391057582] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:20,311 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:20,311 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:20,311 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1834070535] [2022-02-10 23:41:20,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:20,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:20,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:20,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:20,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:20,312 INFO L87 Difference]: Start difference. First operand 7590 states and 21058 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:21,827 INFO L93 Difference]: Finished difference Result 9694 states and 26107 transitions. [2022-02-10 23:41:21,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:41:21,827 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:21,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:21,847 INFO L225 Difference]: With dead ends: 9694 [2022-02-10 23:41:21,847 INFO L226 Difference]: Without dead ends: 9694 [2022-02-10 23:41:21,847 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=309, Invalid=683, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:41:21,848 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1596 mSDsluCounter, 1536 mSDsCounter, 0 mSdLazyCounter, 1458 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 1866 SdHoareTripleChecker+Invalid, 1798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 1458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:21,848 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 1866 Invalid, 1798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 1458 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:41:21,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9694 states. [2022-02-10 23:41:21,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9694 to 7646. [2022-02-10 23:41:21,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7646 states, 7642 states have (on average 2.7772834336561107) internal successors, (21224), 7645 states have internal predecessors, (21224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7646 states to 7646 states and 21224 transitions. [2022-02-10 23:41:21,992 INFO L78 Accepts]: Start accepts. Automaton has 7646 states and 21224 transitions. Word has length 100 [2022-02-10 23:41:21,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:21,992 INFO L470 AbstractCegarLoop]: Abstraction has 7646 states and 21224 transitions. [2022-02-10 23:41:21,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:21,992 INFO L276 IsEmpty]: Start isEmpty. Operand 7646 states and 21224 transitions. [2022-02-10 23:41:21,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:21,999 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:21,999 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:21,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-02-10 23:41:21,999 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:21,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:21,999 INFO L85 PathProgramCache]: Analyzing trace with hash -376913775, now seen corresponding path program 40 times [2022-02-10 23:41:21,999 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:21,999 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992531858] [2022-02-10 23:41:21,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:21,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:22,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:22,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:22,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992531858] [2022-02-10 23:41:22,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992531858] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:22,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:22,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:22,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617260913] [2022-02-10 23:41:22,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:22,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:22,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:22,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:22,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:22,703 INFO L87 Difference]: Start difference. First operand 7646 states and 21224 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:24,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:24,519 INFO L93 Difference]: Finished difference Result 9916 states and 26672 transitions. [2022-02-10 23:41:24,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:24,519 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:24,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:24,536 INFO L225 Difference]: With dead ends: 9916 [2022-02-10 23:41:24,536 INFO L226 Difference]: Without dead ends: 9916 [2022-02-10 23:41:24,536 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:24,536 INFO L934 BasicCegarLoop]: 367 mSDtfsCounter, 1206 mSDsluCounter, 2207 mSDsCounter, 0 mSdLazyCounter, 1983 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 2540 SdHoareTripleChecker+Invalid, 2246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:24,537 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 2540 Invalid, 2246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1983 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:41:24,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9916 states. [2022-02-10 23:41:24,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9916 to 7674. [2022-02-10 23:41:24,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7674 states, 7670 states have (on average 2.7779661016949153) internal successors, (21307), 7673 states have internal predecessors, (21307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:24,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7674 states to 7674 states and 21307 transitions. [2022-02-10 23:41:24,673 INFO L78 Accepts]: Start accepts. Automaton has 7674 states and 21307 transitions. Word has length 100 [2022-02-10 23:41:24,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:24,673 INFO L470 AbstractCegarLoop]: Abstraction has 7674 states and 21307 transitions. [2022-02-10 23:41:24,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:24,673 INFO L276 IsEmpty]: Start isEmpty. Operand 7674 states and 21307 transitions. [2022-02-10 23:41:24,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:24,680 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:24,680 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:24,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-02-10 23:41:24,680 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:24,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:24,681 INFO L85 PathProgramCache]: Analyzing trace with hash 2059968005, now seen corresponding path program 41 times [2022-02-10 23:41:24,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:24,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1991420180] [2022-02-10 23:41:24,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:24,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:25,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:25,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:25,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1991420180] [2022-02-10 23:41:25,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1991420180] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:25,952 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:25,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:25,952 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1850244951] [2022-02-10 23:41:25,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:25,952 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:25,952 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:25,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:25,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:25,953 INFO L87 Difference]: Start difference. First operand 7674 states and 21307 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:27,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:27,954 INFO L93 Difference]: Finished difference Result 9841 states and 26509 transitions. [2022-02-10 23:41:27,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:27,955 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:27,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:27,971 INFO L225 Difference]: With dead ends: 9841 [2022-02-10 23:41:27,971 INFO L226 Difference]: Without dead ends: 9841 [2022-02-10 23:41:27,971 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:27,971 INFO L934 BasicCegarLoop]: 378 mSDtfsCounter, 1519 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1949 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1519 SdHoareTripleChecker+Valid, 2429 SdHoareTripleChecker+Invalid, 2231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 1949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:27,971 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1519 Valid, 2429 Invalid, 2231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 1949 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:41:27,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9841 states. [2022-02-10 23:41:28,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9841 to 7548. [2022-02-10 23:41:28,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7548 states, 7544 states have (on average 2.77492046659597) internal successors, (20934), 7547 states have internal predecessors, (20934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:28,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7548 states to 7548 states and 20934 transitions. [2022-02-10 23:41:28,100 INFO L78 Accepts]: Start accepts. Automaton has 7548 states and 20934 transitions. Word has length 100 [2022-02-10 23:41:28,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:28,100 INFO L470 AbstractCegarLoop]: Abstraction has 7548 states and 20934 transitions. [2022-02-10 23:41:28,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:28,101 INFO L276 IsEmpty]: Start isEmpty. Operand 7548 states and 20934 transitions. [2022-02-10 23:41:28,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:28,107 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:28,107 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:28,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-02-10 23:41:28,107 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:28,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:28,108 INFO L85 PathProgramCache]: Analyzing trace with hash 362123239, now seen corresponding path program 42 times [2022-02-10 23:41:28,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:28,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498110151] [2022-02-10 23:41:28,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:28,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:28,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:28,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:28,841 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:28,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498110151] [2022-02-10 23:41:28,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498110151] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:28,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:28,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:28,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151214308] [2022-02-10 23:41:28,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:28,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:28,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:28,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:28,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:28,842 INFO L87 Difference]: Start difference. First operand 7548 states and 20934 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:30,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:30,521 INFO L93 Difference]: Finished difference Result 9933 states and 26764 transitions. [2022-02-10 23:41:30,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:41:30,522 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:30,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:30,538 INFO L225 Difference]: With dead ends: 9933 [2022-02-10 23:41:30,538 INFO L226 Difference]: Without dead ends: 9933 [2022-02-10 23:41:30,539 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=288, Invalid=642, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:41:30,539 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1265 mSDsluCounter, 1823 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1265 SdHoareTripleChecker+Valid, 2144 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:30,539 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1265 Valid, 2144 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:41:30,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9933 states. [2022-02-10 23:41:30,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9933 to 7576. [2022-02-10 23:41:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7576 states, 7572 states have (on average 2.775620707871104) internal successors, (21017), 7575 states have internal predecessors, (21017), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:30,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7576 states to 7576 states and 21017 transitions. [2022-02-10 23:41:30,679 INFO L78 Accepts]: Start accepts. Automaton has 7576 states and 21017 transitions. Word has length 100 [2022-02-10 23:41:30,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:30,679 INFO L470 AbstractCegarLoop]: Abstraction has 7576 states and 21017 transitions. [2022-02-10 23:41:30,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:30,679 INFO L276 IsEmpty]: Start isEmpty. Operand 7576 states and 21017 transitions. [2022-02-10 23:41:30,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:30,686 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:30,686 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:30,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-02-10 23:41:30,686 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:30,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:30,687 INFO L85 PathProgramCache]: Analyzing trace with hash 181373197, now seen corresponding path program 43 times [2022-02-10 23:41:30,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:30,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282862553] [2022-02-10 23:41:30,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:30,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:30,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:31,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:31,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:31,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282862553] [2022-02-10 23:41:31,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282862553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:31,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:31,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:31,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552873900] [2022-02-10 23:41:31,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:31,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:31,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:31,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:31,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:31,600 INFO L87 Difference]: Start difference. First operand 7576 states and 21017 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:33,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:33,518 INFO L93 Difference]: Finished difference Result 10201 states and 27440 transitions. [2022-02-10 23:41:33,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:41:33,519 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:33,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:33,536 INFO L225 Difference]: With dead ends: 10201 [2022-02-10 23:41:33,536 INFO L226 Difference]: Without dead ends: 10201 [2022-02-10 23:41:33,536 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=310, Invalid=682, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:41:33,537 INFO L934 BasicCegarLoop]: 362 mSDtfsCounter, 1233 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1766 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1233 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2032 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 1766 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:33,537 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1233 Valid, 2277 Invalid, 2032 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 1766 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:41:33,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10201 states. [2022-02-10 23:41:33,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10201 to 7632. [2022-02-10 23:41:33,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7632 states, 7628 states have (on average 2.7770057682223386) internal successors, (21183), 7631 states have internal predecessors, (21183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:33,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7632 states to 7632 states and 21183 transitions. [2022-02-10 23:41:33,676 INFO L78 Accepts]: Start accepts. Automaton has 7632 states and 21183 transitions. Word has length 100 [2022-02-10 23:41:33,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:33,676 INFO L470 AbstractCegarLoop]: Abstraction has 7632 states and 21183 transitions. [2022-02-10 23:41:33,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:33,676 INFO L276 IsEmpty]: Start isEmpty. Operand 7632 states and 21183 transitions. [2022-02-10 23:41:33,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:33,682 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:33,683 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:33,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-02-10 23:41:33,683 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:33,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:33,683 INFO L85 PathProgramCache]: Analyzing trace with hash -170105809, now seen corresponding path program 44 times [2022-02-10 23:41:33,683 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:33,683 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689700808] [2022-02-10 23:41:33,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:33,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:34,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:34,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689700808] [2022-02-10 23:41:34,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689700808] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:34,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:34,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:34,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834748910] [2022-02-10 23:41:34,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:34,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:34,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:34,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:34,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:34,634 INFO L87 Difference]: Start difference. First operand 7632 states and 21183 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:36,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:36,420 INFO L93 Difference]: Finished difference Result 10113 states and 27205 transitions. [2022-02-10 23:41:36,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:36,420 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:36,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:36,437 INFO L225 Difference]: With dead ends: 10113 [2022-02-10 23:41:36,438 INFO L226 Difference]: Without dead ends: 10113 [2022-02-10 23:41:36,438 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=334, Invalid=722, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:36,438 INFO L934 BasicCegarLoop]: 371 mSDtfsCounter, 1547 mSDsluCounter, 1716 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 2058 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:36,438 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 2058 Invalid, 1933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:41:36,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10113 states. [2022-02-10 23:41:36,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10113 to 7660. [2022-02-10 23:41:36,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7660 states, 7656 states have (on average 2.7776907001044933) internal successors, (21266), 7659 states have internal predecessors, (21266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:36,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7660 states to 7660 states and 21266 transitions. [2022-02-10 23:41:36,573 INFO L78 Accepts]: Start accepts. Automaton has 7660 states and 21266 transitions. Word has length 100 [2022-02-10 23:41:36,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:36,573 INFO L470 AbstractCegarLoop]: Abstraction has 7660 states and 21266 transitions. [2022-02-10 23:41:36,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:36,574 INFO L276 IsEmpty]: Start isEmpty. Operand 7660 states and 21266 transitions. [2022-02-10 23:41:36,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:36,580 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:36,580 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:36,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-02-10 23:41:36,580 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:36,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:36,581 INFO L85 PathProgramCache]: Analyzing trace with hash -2028191325, now seen corresponding path program 45 times [2022-02-10 23:41:36,581 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:36,581 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381134043] [2022-02-10 23:41:36,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:36,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:38,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:38,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:38,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381134043] [2022-02-10 23:41:38,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381134043] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:38,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:38,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:38,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570392562] [2022-02-10 23:41:38,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:38,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:38,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:38,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:38,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:38,047 INFO L87 Difference]: Start difference. First operand 7660 states and 21266 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:40,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:40,145 INFO L93 Difference]: Finished difference Result 10038 states and 27042 transitions. [2022-02-10 23:41:40,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:40,146 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:40,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:40,162 INFO L225 Difference]: With dead ends: 10038 [2022-02-10 23:41:40,162 INFO L226 Difference]: Without dead ends: 10038 [2022-02-10 23:41:40,162 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=359, Invalid=763, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:40,163 INFO L934 BasicCegarLoop]: 382 mSDtfsCounter, 1579 mSDsluCounter, 1931 mSDsCounter, 0 mSdLazyCounter, 1743 mSolverCounterSat, 310 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 2285 SdHoareTripleChecker+Invalid, 2053 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 310 IncrementalHoareTripleChecker+Valid, 1743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:40,163 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 2285 Invalid, 2053 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [310 Valid, 1743 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:41:40,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10038 states. [2022-02-10 23:41:40,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10038 to 7527. [2022-02-10 23:41:40,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:40,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:41:40,285 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:41:40,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:40,285 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:41:40,285 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:40,285 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:41:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:40,291 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:40,291 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:40,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-02-10 23:41:40,292 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:40,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:40,292 INFO L85 PathProgramCache]: Analyzing trace with hash 381605559, now seen corresponding path program 68 times [2022-02-10 23:41:40,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:40,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230134653] [2022-02-10 23:41:40,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:40,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:40,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:41,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:41,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:41,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230134653] [2022-02-10 23:41:41,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230134653] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:41,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:41,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:41,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880081760] [2022-02-10 23:41:41,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:41,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:41,116 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:41,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:41,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:41,117 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:42,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:42,360 INFO L93 Difference]: Finished difference Result 8688 states and 23220 transitions. [2022-02-10 23:41:42,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:41:42,360 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:42,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:42,374 INFO L225 Difference]: With dead ends: 8688 [2022-02-10 23:41:42,374 INFO L226 Difference]: Without dead ends: 8688 [2022-02-10 23:41:42,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:41:42,374 INFO L934 BasicCegarLoop]: 326 mSDtfsCounter, 1087 mSDsluCounter, 1160 mSDsCounter, 0 mSdLazyCounter, 1048 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1048 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:42,374 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 1471 Invalid, 1245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1048 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-10 23:41:42,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8688 states. [2022-02-10 23:41:42,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8688 to 7527. [2022-02-10 23:41:42,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:42,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:41:42,484 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:41:42,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:42,484 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:41:42,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:42,484 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:41:42,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:42,490 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:42,490 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:42,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-02-10 23:41:42,490 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:42,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:42,491 INFO L85 PathProgramCache]: Analyzing trace with hash -694874953, now seen corresponding path program 46 times [2022-02-10 23:41:42,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:42,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164719826] [2022-02-10 23:41:42,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:42,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:43,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:43,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:43,237 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164719826] [2022-02-10 23:41:43,238 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164719826] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:43,238 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:43,238 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:43,238 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125557447] [2022-02-10 23:41:43,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:43,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:43,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:43,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:43,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:43,238 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:44,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:44,675 INFO L93 Difference]: Finished difference Result 8677 states and 23198 transitions. [2022-02-10 23:41:44,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-02-10 23:41:44,676 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:44,676 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:44,692 INFO L225 Difference]: With dead ends: 8677 [2022-02-10 23:41:44,692 INFO L226 Difference]: Without dead ends: 8677 [2022-02-10 23:41:44,692 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=272, Invalid=598, Unknown=0, NotChecked=0, Total=870 [2022-02-10 23:41:44,692 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1518 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 1248 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 1516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1248 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:44,692 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1651 Invalid, 1516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1248 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:41:44,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8677 states. [2022-02-10 23:41:44,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8677 to 7527. [2022-02-10 23:41:44,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:44,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:41:44,820 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:41:44,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:44,820 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:41:44,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:41:44,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:44,827 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:44,827 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:44,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-02-10 23:41:44,827 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:44,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:44,827 INFO L85 PathProgramCache]: Analyzing trace with hash 365774259, now seen corresponding path program 47 times [2022-02-10 23:41:44,827 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:44,827 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543279030] [2022-02-10 23:41:44,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:44,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:44,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:45,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:45,864 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:45,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543279030] [2022-02-10 23:41:45,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543279030] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:45,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:45,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:45,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1317261037] [2022-02-10 23:41:45,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:45,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:45,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:45,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:45,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:45,865 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:47,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:47,445 INFO L93 Difference]: Finished difference Result 9380 states and 25111 transitions. [2022-02-10 23:41:47,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:41:47,445 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:47,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:47,460 INFO L225 Difference]: With dead ends: 9380 [2022-02-10 23:41:47,460 INFO L226 Difference]: Without dead ends: 9380 [2022-02-10 23:41:47,460 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:41:47,460 INFO L934 BasicCegarLoop]: 363 mSDtfsCounter, 1327 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 1355 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 1887 SdHoareTripleChecker+Invalid, 1674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 1355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:47,461 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 1887 Invalid, 1674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 1355 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:41:47,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9380 states. [2022-02-10 23:41:47,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9380 to 7555. [2022-02-10 23:41:47,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7555 states, 7551 states have (on average 2.7751291219706) internal successors, (20955), 7554 states have internal predecessors, (20955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7555 states to 7555 states and 20955 transitions. [2022-02-10 23:41:47,573 INFO L78 Accepts]: Start accepts. Automaton has 7555 states and 20955 transitions. Word has length 100 [2022-02-10 23:41:47,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:47,573 INFO L470 AbstractCegarLoop]: Abstraction has 7555 states and 20955 transitions. [2022-02-10 23:41:47,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 7555 states and 20955 transitions. [2022-02-10 23:41:47,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:47,579 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:47,580 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:47,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-02-10 23:41:47,580 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:47,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:47,580 INFO L85 PathProgramCache]: Analyzing trace with hash 185024217, now seen corresponding path program 48 times [2022-02-10 23:41:47,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:47,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256240719] [2022-02-10 23:41:47,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:47,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:48,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:48,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:48,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256240719] [2022-02-10 23:41:48,717 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256240719] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:48,717 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:48,717 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:48,717 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198754387] [2022-02-10 23:41:48,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:48,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:48,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:48,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:48,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:48,717 INFO L87 Difference]: Start difference. First operand 7555 states and 20955 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:50,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:50,346 INFO L93 Difference]: Finished difference Result 9267 states and 24827 transitions. [2022-02-10 23:41:50,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:41:50,346 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:50,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:50,362 INFO L225 Difference]: With dead ends: 9267 [2022-02-10 23:41:50,362 INFO L226 Difference]: Without dead ends: 9267 [2022-02-10 23:41:50,362 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:41:50,363 INFO L934 BasicCegarLoop]: 372 mSDtfsCounter, 1374 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1401 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 1401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:50,363 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 1830 Invalid, 1666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 1401 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:41:50,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9267 states. [2022-02-10 23:41:50,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9267 to 7611. [2022-02-10 23:41:50,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7611 states, 7607 states have (on average 2.7765216248192455) internal successors, (21121), 7610 states have internal predecessors, (21121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:50,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7611 states to 7611 states and 21121 transitions. [2022-02-10 23:41:50,490 INFO L78 Accepts]: Start accepts. Automaton has 7611 states and 21121 transitions. Word has length 100 [2022-02-10 23:41:50,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:50,490 INFO L470 AbstractCegarLoop]: Abstraction has 7611 states and 21121 transitions. [2022-02-10 23:41:50,490 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:50,490 INFO L276 IsEmpty]: Start isEmpty. Operand 7611 states and 21121 transitions. [2022-02-10 23:41:50,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:50,496 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:50,497 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:50,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-02-10 23:41:50,497 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:50,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:50,497 INFO L85 PathProgramCache]: Analyzing trace with hash -166454789, now seen corresponding path program 49 times [2022-02-10 23:41:50,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:50,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589038362] [2022-02-10 23:41:50,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:50,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:50,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:51,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:51,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:51,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589038362] [2022-02-10 23:41:51,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1589038362] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:51,206 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:51,206 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:51,206 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386270165] [2022-02-10 23:41:51,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:51,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:51,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:51,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:51,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:51,207 INFO L87 Difference]: Start difference. First operand 7611 states and 21121 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:53,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:53,022 INFO L93 Difference]: Finished difference Result 9179 states and 24592 transitions. [2022-02-10 23:41:53,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:41:53,022 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:53,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:53,037 INFO L225 Difference]: With dead ends: 9179 [2022-02-10 23:41:53,037 INFO L226 Difference]: Without dead ends: 9179 [2022-02-10 23:41:53,038 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:41:53,038 INFO L934 BasicCegarLoop]: 381 mSDtfsCounter, 1266 mSDsluCounter, 1785 mSDsCounter, 0 mSdLazyCounter, 1560 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 2141 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:53,038 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1266 Valid, 2141 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1560 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:41:53,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9179 states. [2022-02-10 23:41:53,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9179 to 7639. [2022-02-10 23:41:53,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7639 states, 7635 states have (on average 2.77721021611002) internal successors, (21204), 7638 states have internal predecessors, (21204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:53,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7639 states to 7639 states and 21204 transitions. [2022-02-10 23:41:53,166 INFO L78 Accepts]: Start accepts. Automaton has 7639 states and 21204 transitions. Word has length 100 [2022-02-10 23:41:53,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:53,166 INFO L470 AbstractCegarLoop]: Abstraction has 7639 states and 21204 transitions. [2022-02-10 23:41:53,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:53,167 INFO L276 IsEmpty]: Start isEmpty. Operand 7639 states and 21204 transitions. [2022-02-10 23:41:53,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:53,173 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:53,174 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:53,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-02-10 23:41:53,174 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:53,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:53,174 INFO L85 PathProgramCache]: Analyzing trace with hash -2024540305, now seen corresponding path program 50 times [2022-02-10 23:41:53,174 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:53,174 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142064158] [2022-02-10 23:41:53,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:53,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:54,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:54,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:54,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142064158] [2022-02-10 23:41:54,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142064158] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:54,327 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:54,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:54,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939326716] [2022-02-10 23:41:54,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:54,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:54,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:54,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:54,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:54,328 INFO L87 Difference]: Start difference. First operand 7639 states and 21204 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:56,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:56,435 INFO L93 Difference]: Finished difference Result 9104 states and 24429 transitions. [2022-02-10 23:41:56,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:41:56,435 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:56,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:56,451 INFO L225 Difference]: With dead ends: 9104 [2022-02-10 23:41:56,451 INFO L226 Difference]: Without dead ends: 9104 [2022-02-10 23:41:56,451 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=363, Invalid=759, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:41:56,451 INFO L934 BasicCegarLoop]: 392 mSDtfsCounter, 1423 mSDsluCounter, 2035 mSDsCounter, 0 mSdLazyCounter, 1820 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1423 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:56,451 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1423 Valid, 2396 Invalid, 2122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1820 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:41:56,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9104 states. [2022-02-10 23:41:56,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9104 to 7527. [2022-02-10 23:41:56,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:41:56,580 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:41:56,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:56,580 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:41:56,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:41:56,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:56,587 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:56,587 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:56,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-02-10 23:41:56,587 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:56,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:56,587 INFO L85 PathProgramCache]: Analyzing trace with hash 690480595, now seen corresponding path program 69 times [2022-02-10 23:41:56,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:56,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1981770338] [2022-02-10 23:41:56,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:56,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:41:57,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:41:57,367 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:41:57,367 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1981770338] [2022-02-10 23:41:57,367 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1981770338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:41:57,367 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:41:57,367 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:41:57,367 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410090445] [2022-02-10 23:41:57,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:41:57,368 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:41:57,368 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:41:57,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:41:57,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:41:57,368 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:59,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:41:59,118 INFO L93 Difference]: Finished difference Result 9129 states and 24420 transitions. [2022-02-10 23:41:59,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:41:59,118 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:41:59,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:41:59,133 INFO L225 Difference]: With dead ends: 9129 [2022-02-10 23:41:59,133 INFO L226 Difference]: Without dead ends: 9129 [2022-02-10 23:41:59,134 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=291, Invalid=639, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:41:59,134 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1217 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1625 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 2193 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 1625 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:41:59,134 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 2193 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 1625 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:41:59,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9129 states. [2022-02-10 23:41:59,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9129 to 7527. [2022-02-10 23:41:59,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:59,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:41:59,307 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:41:59,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:41:59,307 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:41:59,307 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:41:59,308 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:41:59,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:41:59,314 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:41:59,315 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:41:59,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-02-10 23:41:59,315 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:41:59,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:41:59,317 INFO L85 PathProgramCache]: Analyzing trace with hash 346932441, now seen corresponding path program 70 times [2022-02-10 23:41:59,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:41:59,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007490814] [2022-02-10 23:41:59,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:41:59,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:41:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:00,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:00,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:00,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007490814] [2022-02-10 23:42:00,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007490814] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:00,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:00,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:00,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [407591920] [2022-02-10 23:42:00,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:00,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:00,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:00,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:00,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:00,072 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:01,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:01,658 INFO L93 Difference]: Finished difference Result 9038 states and 24180 transitions. [2022-02-10 23:42:01,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:42:01,658 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:01,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:01,674 INFO L225 Difference]: With dead ends: 9038 [2022-02-10 23:42:01,674 INFO L226 Difference]: Without dead ends: 9038 [2022-02-10 23:42:01,674 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=314, Invalid=678, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:42:01,674 INFO L934 BasicCegarLoop]: 350 mSDtfsCounter, 1442 mSDsluCounter, 1407 mSDsCounter, 0 mSdLazyCounter, 1332 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1442 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 1332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:01,674 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1442 Valid, 1740 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 1332 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:42:01,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9038 states. [2022-02-10 23:42:01,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9038 to 7527. [2022-02-10 23:42:01,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:01,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:42:01,806 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:42:01,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:01,806 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:42:01,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:01,806 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:42:01,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:01,813 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:01,813 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:01,813 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-02-10 23:42:01,813 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:01,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:01,813 INFO L85 PathProgramCache]: Analyzing trace with hash 959863803, now seen corresponding path program 71 times [2022-02-10 23:42:01,813 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:01,813 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936469383] [2022-02-10 23:42:01,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:01,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:01,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:02,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:02,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936469383] [2022-02-10 23:42:02,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936469383] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:02,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:02,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:02,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819932001] [2022-02-10 23:42:02,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:02,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:02,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:02,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:02,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:02,763 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:04,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:04,560 INFO L93 Difference]: Finished difference Result 8961 states and 23967 transitions. [2022-02-10 23:42:04,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:42:04,561 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:04,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:04,576 INFO L225 Difference]: With dead ends: 8961 [2022-02-10 23:42:04,576 INFO L226 Difference]: Without dead ends: 8961 [2022-02-10 23:42:04,576 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=338, Invalid=718, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:04,576 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1426 mSDsluCounter, 1725 mSDsCounter, 0 mSdLazyCounter, 1557 mSolverCounterSat, 297 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 2066 SdHoareTripleChecker+Invalid, 1854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 297 IncrementalHoareTripleChecker+Valid, 1557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:04,576 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1426 Valid, 2066 Invalid, 1854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [297 Valid, 1557 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:42:04,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8961 states. [2022-02-10 23:42:04,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8961 to 7527. [2022-02-10 23:42:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7527 states, 7523 states have (on average 2.7744250963711283) internal successors, (20872), 7526 states have internal predecessors, (20872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:04,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7527 states to 7527 states and 20872 transitions. [2022-02-10 23:42:04,726 INFO L78 Accepts]: Start accepts. Automaton has 7527 states and 20872 transitions. Word has length 100 [2022-02-10 23:42:04,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:04,727 INFO L470 AbstractCegarLoop]: Abstraction has 7527 states and 20872 transitions. [2022-02-10 23:42:04,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:04,727 INFO L276 IsEmpty]: Start isEmpty. Operand 7527 states and 20872 transitions. [2022-02-10 23:42:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:04,733 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:04,733 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:04,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-02-10 23:42:04,734 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:04,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:04,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1698226289, now seen corresponding path program 72 times [2022-02-10 23:42:04,734 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:04,734 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967409516] [2022-02-10 23:42:04,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:04,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:05,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:05,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:05,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967409516] [2022-02-10 23:42:05,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1967409516] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:05,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:05,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:05,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634255883] [2022-02-10 23:42:05,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:05,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:05,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:05,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:05,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:05,847 INFO L87 Difference]: Start difference. First operand 7527 states and 20872 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:07,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:07,646 INFO L93 Difference]: Finished difference Result 8919 states and 23870 transitions. [2022-02-10 23:42:07,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:07,647 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:07,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:07,659 INFO L225 Difference]: With dead ends: 8919 [2022-02-10 23:42:07,660 INFO L226 Difference]: Without dead ends: 8919 [2022-02-10 23:42:07,660 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=360, Invalid=762, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:07,660 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1263 mSDsluCounter, 1698 mSDsCounter, 0 mSdLazyCounter, 1480 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1263 SdHoareTripleChecker+Valid, 2052 SdHoareTripleChecker+Invalid, 1771 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:07,660 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1263 Valid, 2052 Invalid, 1771 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1480 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:07,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8919 states. [2022-02-10 23:42:07,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8919 to 7380. [2022-02-10 23:42:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:07,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-02-10 23:42:07,767 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-02-10 23:42:07,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:07,767 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-02-10 23:42:07,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:07,767 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-02-10 23:42:07,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:07,773 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:07,773 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:07,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-02-10 23:42:07,774 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:07,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:07,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1071862673, now seen corresponding path program 51 times [2022-02-10 23:42:07,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:07,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484111472] [2022-02-10 23:42:07,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:07,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:07,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:08,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:08,815 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:08,815 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484111472] [2022-02-10 23:42:08,815 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484111472] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:08,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:08,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:08,816 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935683097] [2022-02-10 23:42:08,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:08,831 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:08,831 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:08,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:08,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:08,832 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:10,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:10,593 INFO L93 Difference]: Finished difference Result 9870 states and 26492 transitions. [2022-02-10 23:42:10,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:10,594 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:10,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:10,608 INFO L225 Difference]: With dead ends: 9870 [2022-02-10 23:42:10,608 INFO L226 Difference]: Without dead ends: 9870 [2022-02-10 23:42:10,608 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:10,608 INFO L934 BasicCegarLoop]: 380 mSDtfsCounter, 1647 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1527 mSolverCounterSat, 355 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1647 SdHoareTripleChecker+Valid, 1906 SdHoareTripleChecker+Invalid, 1882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 355 IncrementalHoareTripleChecker+Valid, 1527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:10,608 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1647 Valid, 1906 Invalid, 1882 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [355 Valid, 1527 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:10,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9870 states. [2022-02-10 23:42:10,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9870 to 7443. [2022-02-10 23:42:10,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7443 states, 7439 states have (on average 2.7724156472644172) internal successors, (20624), 7442 states have internal predecessors, (20624), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:10,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7443 states to 7443 states and 20624 transitions. [2022-02-10 23:42:10,717 INFO L78 Accepts]: Start accepts. Automaton has 7443 states and 20624 transitions. Word has length 100 [2022-02-10 23:42:10,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:10,717 INFO L470 AbstractCegarLoop]: Abstraction has 7443 states and 20624 transitions. [2022-02-10 23:42:10,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 7443 states and 20624 transitions. [2022-02-10 23:42:10,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:10,723 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:10,723 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:10,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-02-10 23:42:10,723 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:10,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:10,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1094384303, now seen corresponding path program 52 times [2022-02-10 23:42:10,724 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:10,724 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144833507] [2022-02-10 23:42:10,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:10,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:11,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:11,450 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:11,450 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144833507] [2022-02-10 23:42:11,450 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144833507] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:11,450 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:11,450 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:11,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573402416] [2022-02-10 23:42:11,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:11,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:11,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:11,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:11,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:11,451 INFO L87 Difference]: Start difference. First operand 7443 states and 20624 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:13,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:13,357 INFO L93 Difference]: Finished difference Result 9784 states and 26243 transitions. [2022-02-10 23:42:13,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:42:13,357 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:13,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:13,374 INFO L225 Difference]: With dead ends: 9784 [2022-02-10 23:42:13,374 INFO L226 Difference]: Without dead ends: 9784 [2022-02-10 23:42:13,374 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:13,374 INFO L934 BasicCegarLoop]: 368 mSDtfsCounter, 1506 mSDsluCounter, 2125 mSDsCounter, 0 mSdLazyCounter, 1953 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1506 SdHoareTripleChecker+Valid, 2460 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 1953 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:13,374 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1506 Valid, 2460 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 1953 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:42:13,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9784 states. [2022-02-10 23:42:13,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9784 to 7464. [2022-02-10 23:42:13,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-02-10 23:42:13,496 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-02-10 23:42:13,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:13,497 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-02-10 23:42:13,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:13,497 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-02-10 23:42:13,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:13,504 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:13,504 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:13,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-02-10 23:42:13,504 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:13,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:13,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1342497477, now seen corresponding path program 53 times [2022-02-10 23:42:13,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:13,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776084056] [2022-02-10 23:42:13,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:13,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:14,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:14,765 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:14,765 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776084056] [2022-02-10 23:42:14,765 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776084056] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:14,765 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:14,765 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:14,765 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946137643] [2022-02-10 23:42:14,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:14,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:14,765 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:14,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:14,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:14,765 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:16,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:16,842 INFO L93 Difference]: Finished difference Result 9952 states and 26707 transitions. [2022-02-10 23:42:16,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:16,842 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:16,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:16,858 INFO L225 Difference]: With dead ends: 9952 [2022-02-10 23:42:16,858 INFO L226 Difference]: Without dead ends: 9952 [2022-02-10 23:42:16,858 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:16,858 INFO L934 BasicCegarLoop]: 381 mSDtfsCounter, 1628 mSDsluCounter, 2057 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 2404 SdHoareTripleChecker+Invalid, 2261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:16,858 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 2404 Invalid, 2261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:42:16,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9952 states. [2022-02-10 23:42:16,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9952 to 7422. [2022-02-10 23:42:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:16,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-02-10 23:42:16,986 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-02-10 23:42:16,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:16,986 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-02-10 23:42:16,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-02-10 23:42:16,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:16,993 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:16,993 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:16,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-02-10 23:42:16,993 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:16,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:16,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1912237505, now seen corresponding path program 54 times [2022-02-10 23:42:16,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:16,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047485638] [2022-02-10 23:42:16,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:16,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:17,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:18,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:18,046 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:18,046 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047485638] [2022-02-10 23:42:18,046 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047485638] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:18,046 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:18,046 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:18,046 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558813904] [2022-02-10 23:42:18,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:18,046 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:18,046 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:18,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:18,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:18,047 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:19,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:19,648 INFO L93 Difference]: Finished difference Result 9956 states and 26726 transitions. [2022-02-10 23:42:19,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:42:19,648 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:19,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:19,664 INFO L225 Difference]: With dead ends: 9956 [2022-02-10 23:42:19,664 INFO L226 Difference]: Without dead ends: 9956 [2022-02-10 23:42:19,665 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:42:19,665 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1368 mSDsluCounter, 1753 mSDsCounter, 0 mSdLazyCounter, 1618 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2080 SdHoareTripleChecker+Invalid, 1888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:19,665 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2080 Invalid, 1888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1618 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:19,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9956 states. [2022-02-10 23:42:19,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9956 to 7464. [2022-02-10 23:42:19,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7464 states, 7460 states have (on average 2.7729222520107237) internal successors, (20686), 7463 states have internal predecessors, (20686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:19,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7464 states to 7464 states and 20686 transitions. [2022-02-10 23:42:19,783 INFO L78 Accepts]: Start accepts. Automaton has 7464 states and 20686 transitions. Word has length 100 [2022-02-10 23:42:19,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:19,783 INFO L470 AbstractCegarLoop]: Abstraction has 7464 states and 20686 transitions. [2022-02-10 23:42:19,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:19,783 INFO L276 IsEmpty]: Start isEmpty. Operand 7464 states and 20686 transitions. [2022-02-10 23:42:19,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:19,789 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:19,790 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:19,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-02-10 23:42:19,790 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:19,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:19,790 INFO L85 PathProgramCache]: Analyzing trace with hash -598541141, now seen corresponding path program 55 times [2022-02-10 23:42:19,790 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:19,790 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601662823] [2022-02-10 23:42:19,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:19,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:19,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:20,566 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:20,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601662823] [2022-02-10 23:42:20,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601662823] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:20,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:20,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:20,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123756571] [2022-02-10 23:42:20,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:20,567 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:20,567 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:20,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:20,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:20,567 INFO L87 Difference]: Start difference. First operand 7464 states and 20686 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:22,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:22,365 INFO L93 Difference]: Finished difference Result 10178 states and 27291 transitions. [2022-02-10 23:42:22,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:42:22,365 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:22,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:22,382 INFO L225 Difference]: With dead ends: 10178 [2022-02-10 23:42:22,382 INFO L226 Difference]: Without dead ends: 10178 [2022-02-10 23:42:22,383 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:22,383 INFO L934 BasicCegarLoop]: 370 mSDtfsCounter, 1437 mSDsluCounter, 1808 mSDsCounter, 0 mSdLazyCounter, 1694 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1437 SdHoareTripleChecker+Valid, 2150 SdHoareTripleChecker+Invalid, 2005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 1694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:22,383 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1437 Valid, 2150 Invalid, 2005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 1694 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:42:22,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10178 states. [2022-02-10 23:42:22,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10178 to 7485. [2022-02-10 23:42:22,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7485 states, 7481 states have (on average 2.773426012565165) internal successors, (20748), 7484 states have internal predecessors, (20748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:22,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7485 states to 7485 states and 20748 transitions. [2022-02-10 23:42:22,515 INFO L78 Accepts]: Start accepts. Automaton has 7485 states and 20748 transitions. Word has length 100 [2022-02-10 23:42:22,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:22,515 INFO L470 AbstractCegarLoop]: Abstraction has 7485 states and 20748 transitions. [2022-02-10 23:42:22,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:22,515 INFO L276 IsEmpty]: Start isEmpty. Operand 7485 states and 20748 transitions. [2022-02-10 23:42:22,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:22,522 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:22,522 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:22,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-02-10 23:42:22,522 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:22,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:22,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1838340639, now seen corresponding path program 56 times [2022-02-10 23:42:22,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:22,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224227439] [2022-02-10 23:42:22,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:22,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:22,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:23,508 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:23,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224227439] [2022-02-10 23:42:23,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224227439] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:23,509 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:23,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:23,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092800542] [2022-02-10 23:42:23,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:23,509 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:23,509 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:23,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:23,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:23,509 INFO L87 Difference]: Start difference. First operand 7485 states and 20748 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:25,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:25,531 INFO L93 Difference]: Finished difference Result 10103 states and 27128 transitions. [2022-02-10 23:42:25,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:25,532 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:25,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:25,547 INFO L225 Difference]: With dead ends: 10103 [2022-02-10 23:42:25,547 INFO L226 Difference]: Without dead ends: 10103 [2022-02-10 23:42:25,548 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:25,548 INFO L934 BasicCegarLoop]: 381 mSDtfsCounter, 1541 mSDsluCounter, 2026 mSDsCounter, 0 mSdLazyCounter, 1921 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 2375 SdHoareTripleChecker+Invalid, 2210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:25,548 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 2375 Invalid, 2210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1921 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:42:25,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10103 states. [2022-02-10 23:42:25,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10103 to 7380. [2022-02-10 23:42:25,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7380 states, 7376 states have (on average 2.77087852494577) internal successors, (20438), 7379 states have internal predecessors, (20438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:25,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7380 states to 7380 states and 20438 transitions. [2022-02-10 23:42:25,678 INFO L78 Accepts]: Start accepts. Automaton has 7380 states and 20438 transitions. Word has length 100 [2022-02-10 23:42:25,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:25,678 INFO L470 AbstractCegarLoop]: Abstraction has 7380 states and 20438 transitions. [2022-02-10 23:42:25,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:25,679 INFO L276 IsEmpty]: Start isEmpty. Operand 7380 states and 20438 transitions. [2022-02-10 23:42:25,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:25,685 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:25,685 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:25,685 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-02-10 23:42:25,685 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:25,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:25,685 INFO L85 PathProgramCache]: Analyzing trace with hash 140495873, now seen corresponding path program 57 times [2022-02-10 23:42:25,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:25,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022391717] [2022-02-10 23:42:25,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:25,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:26,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:26,718 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:26,718 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022391717] [2022-02-10 23:42:26,718 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1022391717] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:26,718 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:26,718 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:26,718 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280078668] [2022-02-10 23:42:26,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:26,719 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:26,719 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:26,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:26,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:26,719 INFO L87 Difference]: Start difference. First operand 7380 states and 20438 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:28,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:28,396 INFO L93 Difference]: Finished difference Result 9478 states and 25414 transitions. [2022-02-10 23:42:28,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:42:28,397 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:28,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:28,412 INFO L225 Difference]: With dead ends: 9478 [2022-02-10 23:42:28,412 INFO L226 Difference]: Without dead ends: 9478 [2022-02-10 23:42:28,413 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:42:28,413 INFO L934 BasicCegarLoop]: 351 mSDtfsCounter, 1307 mSDsluCounter, 1845 mSDsCounter, 0 mSdLazyCounter, 1685 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1307 SdHoareTripleChecker+Valid, 2168 SdHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:28,413 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1307 Valid, 2168 Invalid, 1919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1685 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:28,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9478 states. [2022-02-10 23:42:28,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9478 to 7359. [2022-02-10 23:42:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:28,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-02-10 23:42:28,586 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-02-10 23:42:28,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:28,586 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-02-10 23:42:28,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:28,586 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-02-10 23:42:28,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:28,592 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:28,592 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:28,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-02-10 23:42:28,592 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:28,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:28,595 INFO L85 PathProgramCache]: Analyzing trace with hash -40254169, now seen corresponding path program 58 times [2022-02-10 23:42:28,595 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:28,595 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383060021] [2022-02-10 23:42:28,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:28,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:29,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:29,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:29,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383060021] [2022-02-10 23:42:29,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383060021] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:29,299 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:29,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:29,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281989142] [2022-02-10 23:42:29,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:29,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:29,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:29,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:29,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:29,299 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:31,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:31,057 INFO L93 Difference]: Finished difference Result 9998 states and 26834 transitions. [2022-02-10 23:42:31,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:42:31,057 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:31,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:31,073 INFO L225 Difference]: With dead ends: 9998 [2022-02-10 23:42:31,073 INFO L226 Difference]: Without dead ends: 9998 [2022-02-10 23:42:31,073 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:42:31,074 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1364 mSDsluCounter, 1772 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 2107 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:31,074 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 2107 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:42:31,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9998 states. [2022-02-10 23:42:31,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9998 to 7401. [2022-02-10 23:42:31,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7401 states, 7397 states have (on average 2.7713938083006626) internal successors, (20500), 7400 states have internal predecessors, (20500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:31,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7401 states to 7401 states and 20500 transitions. [2022-02-10 23:42:31,191 INFO L78 Accepts]: Start accepts. Automaton has 7401 states and 20500 transitions. Word has length 100 [2022-02-10 23:42:31,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:31,191 INFO L470 AbstractCegarLoop]: Abstraction has 7401 states and 20500 transitions. [2022-02-10 23:42:31,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:31,191 INFO L276 IsEmpty]: Start isEmpty. Operand 7401 states and 20500 transitions. [2022-02-10 23:42:31,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:31,197 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:31,198 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:31,198 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-02-10 23:42:31,198 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:31,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:31,198 INFO L85 PathProgramCache]: Analyzing trace with hash -391733175, now seen corresponding path program 59 times [2022-02-10 23:42:31,198 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:31,198 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [679767034] [2022-02-10 23:42:31,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:31,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:31,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:31,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:31,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [679767034] [2022-02-10 23:42:31,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [679767034] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:31,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:31,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:31,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886561557] [2022-02-10 23:42:31,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:31,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:31,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:31,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:31,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:31,950 INFO L87 Difference]: Start difference. First operand 7401 states and 20500 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:33,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:33,610 INFO L93 Difference]: Finished difference Result 9910 states and 26599 transitions. [2022-02-10 23:42:33,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:42:33,610 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:33,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:33,625 INFO L225 Difference]: With dead ends: 9910 [2022-02-10 23:42:33,625 INFO L226 Difference]: Without dead ends: 9910 [2022-02-10 23:42:33,625 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:33,626 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1300 mSDsluCounter, 1780 mSDsCounter, 0 mSdLazyCounter, 1642 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1300 SdHoareTripleChecker+Valid, 2123 SdHoareTripleChecker+Invalid, 1881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 1642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:33,626 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1300 Valid, 2123 Invalid, 1881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 1642 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:33,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9910 states. [2022-02-10 23:42:33,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9910 to 7422. [2022-02-10 23:42:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7422 states, 7418 states have (on average 2.7719061741709354) internal successors, (20562), 7421 states have internal predecessors, (20562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:33,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7422 states to 7422 states and 20562 transitions. [2022-02-10 23:42:33,752 INFO L78 Accepts]: Start accepts. Automaton has 7422 states and 20562 transitions. Word has length 100 [2022-02-10 23:42:33,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:33,752 INFO L470 AbstractCegarLoop]: Abstraction has 7422 states and 20562 transitions. [2022-02-10 23:42:33,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:33,752 INFO L276 IsEmpty]: Start isEmpty. Operand 7422 states and 20562 transitions. [2022-02-10 23:42:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:33,758 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:33,758 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:33,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-02-10 23:42:33,759 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:33,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:33,759 INFO L85 PathProgramCache]: Analyzing trace with hash 2045148605, now seen corresponding path program 60 times [2022-02-10 23:42:33,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:33,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344079025] [2022-02-10 23:42:33,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:33,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:34,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:34,950 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:34,950 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344079025] [2022-02-10 23:42:34,950 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344079025] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:34,950 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:34,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:34,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81862316] [2022-02-10 23:42:34,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:34,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:34,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:34,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:34,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:34,951 INFO L87 Difference]: Start difference. First operand 7422 states and 20562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:36,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:36,880 INFO L93 Difference]: Finished difference Result 9835 states and 26436 transitions. [2022-02-10 23:42:36,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:36,880 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:36,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:36,897 INFO L225 Difference]: With dead ends: 9835 [2022-02-10 23:42:36,897 INFO L226 Difference]: Without dead ends: 9835 [2022-02-10 23:42:36,897 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=357, Invalid=765, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:36,897 INFO L934 BasicCegarLoop]: 385 mSDtfsCounter, 1161 mSDsluCounter, 1908 mSDsCounter, 0 mSdLazyCounter, 1796 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1161 SdHoareTripleChecker+Valid, 2260 SdHoareTripleChecker+Invalid, 2039 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:36,897 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1161 Valid, 2260 Invalid, 2039 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1796 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:42:36,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9835 states. [2022-02-10 23:42:37,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9835 to 7317. [2022-02-10 23:42:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:37,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-02-10 23:42:37,029 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-02-10 23:42:37,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:37,030 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-02-10 23:42:37,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:37,030 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-02-10 23:42:37,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:37,036 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:37,036 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:37,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-02-10 23:42:37,036 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:37,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:37,036 INFO L85 PathProgramCache]: Analyzing trace with hash 503680345, now seen corresponding path program 61 times [2022-02-10 23:42:37,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:37,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618846145] [2022-02-10 23:42:37,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:37,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:37,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:38,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:38,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:38,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618846145] [2022-02-10 23:42:38,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618846145] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:38,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:38,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:38,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102694642] [2022-02-10 23:42:38,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:38,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:38,209 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:38,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:38,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:38,209 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:40,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:40,510 INFO L93 Difference]: Finished difference Result 9631 states and 25836 transitions. [2022-02-10 23:42:40,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:40,510 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:40,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:40,525 INFO L225 Difference]: With dead ends: 9631 [2022-02-10 23:42:40,525 INFO L226 Difference]: Without dead ends: 9631 [2022-02-10 23:42:40,526 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:40,526 INFO L934 BasicCegarLoop]: 377 mSDtfsCounter, 1153 mSDsluCounter, 2465 mSDsCounter, 0 mSdLazyCounter, 2295 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1153 SdHoareTripleChecker+Valid, 2801 SdHoareTripleChecker+Invalid, 2540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:40,526 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1153 Valid, 2801 Invalid, 2540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2295 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:42:40,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9631 states. [2022-02-10 23:42:40,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9631 to 7338. [2022-02-10 23:42:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7338 states, 7334 states have (on average 2.76983910553586) internal successors, (20314), 7337 states have internal predecessors, (20314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:40,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7338 states to 7338 states and 20314 transitions. [2022-02-10 23:42:40,651 INFO L78 Accepts]: Start accepts. Automaton has 7338 states and 20314 transitions. Word has length 100 [2022-02-10 23:42:40,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:40,652 INFO L470 AbstractCegarLoop]: Abstraction has 7338 states and 20314 transitions. [2022-02-10 23:42:40,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:40,652 INFO L276 IsEmpty]: Start isEmpty. Operand 7338 states and 20314 transitions. [2022-02-10 23:42:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:40,658 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:40,658 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:40,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-02-10 23:42:40,659 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:40,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:40,659 INFO L85 PathProgramCache]: Analyzing trace with hash -1662566631, now seen corresponding path program 62 times [2022-02-10 23:42:40,659 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:40,659 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368186329] [2022-02-10 23:42:40,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:40,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:41,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:41,443 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:41,443 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368186329] [2022-02-10 23:42:41,443 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368186329] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:41,443 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:41,443 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:41,443 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638037449] [2022-02-10 23:42:41,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:41,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:41,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:41,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:41,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:41,444 INFO L87 Difference]: Start difference. First operand 7338 states and 20314 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:43,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:43,134 INFO L93 Difference]: Finished difference Result 9545 states and 25587 transitions. [2022-02-10 23:42:43,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:42:43,134 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:43,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:43,149 INFO L225 Difference]: With dead ends: 9545 [2022-02-10 23:42:43,149 INFO L226 Difference]: Without dead ends: 9545 [2022-02-10 23:42:43,149 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:43,150 INFO L934 BasicCegarLoop]: 365 mSDtfsCounter, 1516 mSDsluCounter, 1829 mSDsCounter, 0 mSdLazyCounter, 1746 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 2161 SdHoareTripleChecker+Invalid, 2035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 1746 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:43,150 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 2161 Invalid, 2035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 1746 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:43,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2022-02-10 23:42:43,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 7359. [2022-02-10 23:42:43,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7359 states, 7355 states have (on average 2.7703602991162475) internal successors, (20376), 7358 states have internal predecessors, (20376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7359 states to 7359 states and 20376 transitions. [2022-02-10 23:42:43,266 INFO L78 Accepts]: Start accepts. Automaton has 7359 states and 20376 transitions. Word has length 100 [2022-02-10 23:42:43,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:43,266 INFO L470 AbstractCegarLoop]: Abstraction has 7359 states and 20376 transitions. [2022-02-10 23:42:43,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:43,267 INFO L276 IsEmpty]: Start isEmpty. Operand 7359 states and 20376 transitions. [2022-02-10 23:42:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:43,273 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:43,273 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:43,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-02-10 23:42:43,273 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:43,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:43,273 INFO L85 PathProgramCache]: Analyzing trace with hash 774315149, now seen corresponding path program 63 times [2022-02-10 23:42:43,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:43,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427101808] [2022-02-10 23:42:43,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:44,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:44,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:44,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427101808] [2022-02-10 23:42:44,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427101808] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:44,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:44,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:44,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984096605] [2022-02-10 23:42:44,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:44,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:44,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:44,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:44,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:44,548 INFO L87 Difference]: Start difference. First operand 7359 states and 20376 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:46,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:46,305 INFO L93 Difference]: Finished difference Result 9713 states and 26051 transitions. [2022-02-10 23:42:46,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:46,305 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:46,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:46,321 INFO L225 Difference]: With dead ends: 9713 [2022-02-10 23:42:46,321 INFO L226 Difference]: Without dead ends: 9713 [2022-02-10 23:42:46,321 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:46,322 INFO L934 BasicCegarLoop]: 378 mSDtfsCounter, 1319 mSDsluCounter, 1660 mSDsCounter, 0 mSdLazyCounter, 1567 mSolverCounterSat, 333 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 2013 SdHoareTripleChecker+Invalid, 1900 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 333 IncrementalHoareTripleChecker+Valid, 1567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:46,322 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 2013 Invalid, 1900 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [333 Valid, 1567 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:46,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9713 states. [2022-02-10 23:42:46,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9713 to 7317. [2022-02-10 23:42:46,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7317 states, 7313 states have (on average 2.7693149186380417) internal successors, (20252), 7316 states have internal predecessors, (20252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:46,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7317 states to 7317 states and 20252 transitions. [2022-02-10 23:42:46,435 INFO L78 Accepts]: Start accepts. Automaton has 7317 states and 20252 transitions. Word has length 100 [2022-02-10 23:42:46,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:46,435 INFO L470 AbstractCegarLoop]: Abstraction has 7317 states and 20252 transitions. [2022-02-10 23:42:46,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:46,435 INFO L276 IsEmpty]: Start isEmpty. Operand 7317 states and 20252 transitions. [2022-02-10 23:42:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:46,441 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:46,441 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:46,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-02-10 23:42:46,441 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:46,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:46,442 INFO L85 PathProgramCache]: Analyzing trace with hash 1344055177, now seen corresponding path program 64 times [2022-02-10 23:42:46,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:46,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522877466] [2022-02-10 23:42:46,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:46,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:47,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:47,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:47,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522877466] [2022-02-10 23:42:47,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522877466] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:47,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:47,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:47,708 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468094556] [2022-02-10 23:42:47,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:47,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:47,708 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:47,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:47,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:47,708 INFO L87 Difference]: Start difference. First operand 7317 states and 20252 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:49,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:49,443 INFO L93 Difference]: Finished difference Result 9197 states and 24634 transitions. [2022-02-10 23:42:49,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:42:49,444 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:49,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:49,458 INFO L225 Difference]: With dead ends: 9197 [2022-02-10 23:42:49,458 INFO L226 Difference]: Without dead ends: 9197 [2022-02-10 23:42:49,458 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:42:49,458 INFO L934 BasicCegarLoop]: 357 mSDtfsCounter, 1511 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1712 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:49,458 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1511 Valid, 2131 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1712 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:42:49,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9197 states. [2022-02-10 23:42:49,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9197 to 7275. [2022-02-10 23:42:49,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7275 states, 7271 states have (on average 2.7682574611470225) internal successors, (20128), 7274 states have internal predecessors, (20128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7275 states to 7275 states and 20128 transitions. [2022-02-10 23:42:49,573 INFO L78 Accepts]: Start accepts. Automaton has 7275 states and 20128 transitions. Word has length 100 [2022-02-10 23:42:49,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:49,573 INFO L470 AbstractCegarLoop]: Abstraction has 7275 states and 20128 transitions. [2022-02-10 23:42:49,573 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 7275 states and 20128 transitions. [2022-02-10 23:42:49,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:49,579 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:49,579 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:49,579 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-02-10 23:42:49,580 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:49,580 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:49,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1166723469, now seen corresponding path program 65 times [2022-02-10 23:42:49,580 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:49,580 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823121497] [2022-02-10 23:42:49,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:49,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:50,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:50,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:50,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823121497] [2022-02-10 23:42:50,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823121497] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:50,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:50,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:50,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [969762041] [2022-02-10 23:42:50,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:50,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:50,261 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:50,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:50,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:50,262 INFO L87 Difference]: Start difference. First operand 7275 states and 20128 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:51,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:51,903 INFO L93 Difference]: Finished difference Result 9587 states and 25695 transitions. [2022-02-10 23:42:51,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:42:51,904 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:51,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:51,920 INFO L225 Difference]: With dead ends: 9587 [2022-02-10 23:42:51,920 INFO L226 Difference]: Without dead ends: 9587 [2022-02-10 23:42:51,920 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:42:51,920 INFO L934 BasicCegarLoop]: 369 mSDtfsCounter, 1370 mSDsluCounter, 1740 mSDsCounter, 0 mSdLazyCounter, 1646 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1370 SdHoareTripleChecker+Valid, 2077 SdHoareTripleChecker+Invalid, 1921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 1646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:51,920 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1370 Valid, 2077 Invalid, 1921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 1646 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:42:51,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9587 states. [2022-02-10 23:42:52,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9587 to 7296. [2022-02-10 23:42:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7296 states, 7292 states have (on average 2.7687877125617115) internal successors, (20190), 7295 states have internal predecessors, (20190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:52,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7296 states to 7296 states and 20190 transitions. [2022-02-10 23:42:52,041 INFO L78 Accepts]: Start accepts. Automaton has 7296 states and 20190 transitions. Word has length 100 [2022-02-10 23:42:52,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:52,041 INFO L470 AbstractCegarLoop]: Abstraction has 7296 states and 20190 transitions. [2022-02-10 23:42:52,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:52,041 INFO L276 IsEmpty]: Start isEmpty. Operand 7296 states and 20190 transitions. [2022-02-10 23:42:52,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:52,048 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:52,048 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:52,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-02-10 23:42:52,048 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:52,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:52,048 INFO L85 PathProgramCache]: Analyzing trace with hash 1270158311, now seen corresponding path program 66 times [2022-02-10 23:42:52,048 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:52,048 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302923022] [2022-02-10 23:42:52,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:52,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:53,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:53,087 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:53,087 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302923022] [2022-02-10 23:42:53,087 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302923022] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:53,087 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:53,087 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:53,087 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833479202] [2022-02-10 23:42:53,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:53,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:53,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:53,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:53,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:53,087 INFO L87 Difference]: Start difference. First operand 7296 states and 20190 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:55,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:55,246 INFO L93 Difference]: Finished difference Result 9512 states and 25532 transitions. [2022-02-10 23:42:55,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:55,247 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:55,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:55,262 INFO L225 Difference]: With dead ends: 9512 [2022-02-10 23:42:55,262 INFO L226 Difference]: Without dead ends: 9512 [2022-02-10 23:42:55,263 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=353, Invalid=769, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:55,263 INFO L934 BasicCegarLoop]: 380 mSDtfsCounter, 1460 mSDsluCounter, 2387 mSDsCounter, 0 mSdLazyCounter, 2185 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1460 SdHoareTripleChecker+Valid, 2728 SdHoareTripleChecker+Invalid, 2444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 2185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:55,263 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1460 Valid, 2728 Invalid, 2444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 2185 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:42:55,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9512 states. [2022-02-10 23:42:55,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9512 to 7191. [2022-02-10 23:42:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.766105468206484) internal successors, (19880), 7190 states have internal predecessors, (19880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19880 transitions. [2022-02-10 23:42:55,382 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19880 transitions. Word has length 100 [2022-02-10 23:42:55,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:55,382 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19880 transitions. [2022-02-10 23:42:55,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:55,382 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19880 transitions. [2022-02-10 23:42:55,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:55,388 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:55,388 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:55,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-02-10 23:42:55,389 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:55,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:55,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1087011899, now seen corresponding path program 67 times [2022-02-10 23:42:55,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:55,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661270756] [2022-02-10 23:42:55,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:55,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:56,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:56,848 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661270756] [2022-02-10 23:42:56,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661270756] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:56,848 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:56,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:56,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1613972888] [2022-02-10 23:42:56,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:56,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:56,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:56,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:56,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:56,848 INFO L87 Difference]: Start difference. First operand 7191 states and 19880 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:58,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:42:58,742 INFO L93 Difference]: Finished difference Result 9417 states and 25229 transitions. [2022-02-10 23:42:58,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:42:58,742 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:42:58,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:42:58,753 INFO L225 Difference]: With dead ends: 9417 [2022-02-10 23:42:58,753 INFO L226 Difference]: Without dead ends: 9417 [2022-02-10 23:42:58,754 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:42:58,754 INFO L934 BasicCegarLoop]: 374 mSDtfsCounter, 1523 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 1747 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1523 SdHoareTripleChecker+Valid, 2154 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:42:58,754 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1523 Valid, 2154 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1747 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:42:58,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9417 states. [2022-02-10 23:42:58,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9417 to 7191. [2022-02-10 23:42:58,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7191 states, 7187 states have (on average 2.766105468206484) internal successors, (19880), 7190 states have internal predecessors, (19880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:58,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7191 states to 7191 states and 19880 transitions. [2022-02-10 23:42:58,856 INFO L78 Accepts]: Start accepts. Automaton has 7191 states and 19880 transitions. Word has length 100 [2022-02-10 23:42:58,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:42:58,856 INFO L470 AbstractCegarLoop]: Abstraction has 7191 states and 19880 transitions. [2022-02-10 23:42:58,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:42:58,856 INFO L276 IsEmpty]: Start isEmpty. Operand 7191 states and 19880 transitions. [2022-02-10 23:42:58,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:42:58,862 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:42:58,862 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:42:58,862 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-02-10 23:42:58,862 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:42:58,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:42:58,862 INFO L85 PathProgramCache]: Analyzing trace with hash -1079235077, now seen corresponding path program 68 times [2022-02-10 23:42:58,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:42:58,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54715588] [2022-02-10 23:42:58,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:42:58,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:42:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:42:59,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:42:59,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:42:59,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54715588] [2022-02-10 23:42:59,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54715588] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:42:59,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:42:59,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:42:59,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722235832] [2022-02-10 23:42:59,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:42:59,589 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:42:59,589 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:42:59,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:42:59,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:42:59,590 INFO L87 Difference]: Start difference. First operand 7191 states and 19880 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:01,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:01,408 INFO L93 Difference]: Finished difference Result 8962 states and 23965 transitions. [2022-02-10 23:43:01,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:43:01,408 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:01,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:01,421 INFO L225 Difference]: With dead ends: 8962 [2022-02-10 23:43:01,421 INFO L226 Difference]: Without dead ends: 8962 [2022-02-10 23:43:01,421 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:43:01,421 INFO L934 BasicCegarLoop]: 363 mSDtfsCounter, 1346 mSDsluCounter, 2014 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2342 SdHoareTripleChecker+Invalid, 2198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:01,421 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2342 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:43:01,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8962 states. [2022-02-10 23:43:01,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8962 to 7170. [2022-02-10 23:43:01,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7170 states, 7166 states have (on average 2.76555958693832) internal successors, (19818), 7169 states have internal predecessors, (19818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7170 states to 7170 states and 19818 transitions. [2022-02-10 23:43:01,526 INFO L78 Accepts]: Start accepts. Automaton has 7170 states and 19818 transitions. Word has length 100 [2022-02-10 23:43:01,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:01,526 INFO L470 AbstractCegarLoop]: Abstraction has 7170 states and 19818 transitions. [2022-02-10 23:43:01,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 7170 states and 19818 transitions. [2022-02-10 23:43:01,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:01,532 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:01,532 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:01,532 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-02-10 23:43:01,532 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:01,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:01,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1357646703, now seen corresponding path program 69 times [2022-02-10 23:43:01,532 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:01,533 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797502864] [2022-02-10 23:43:01,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:01,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:02,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:02,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:02,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797502864] [2022-02-10 23:43:02,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797502864] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:02,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:02,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:02,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686580741] [2022-02-10 23:43:02,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:02,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:02,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:02,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:02,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:02,545 INFO L87 Difference]: Start difference. First operand 7170 states and 19818 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:04,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:04,681 INFO L93 Difference]: Finished difference Result 9256 states and 24801 transitions. [2022-02-10 23:43:04,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:04,681 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:04,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:04,696 INFO L225 Difference]: With dead ends: 9256 [2022-02-10 23:43:04,696 INFO L226 Difference]: Without dead ends: 9256 [2022-02-10 23:43:04,696 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:04,696 INFO L934 BasicCegarLoop]: 376 mSDtfsCounter, 1308 mSDsluCounter, 2357 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 2692 SdHoareTripleChecker+Invalid, 2461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:04,696 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 2692 Invalid, 2461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:43:04,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9256 states. [2022-02-10 23:43:04,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9256 to 7128. [2022-02-10 23:43:04,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7128 states, 7124 states have (on average 2.7644581695676584) internal successors, (19694), 7127 states have internal predecessors, (19694), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:04,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7128 states to 7128 states and 19694 transitions. [2022-02-10 23:43:04,812 INFO L78 Accepts]: Start accepts. Automaton has 7128 states and 19694 transitions. Word has length 100 [2022-02-10 23:43:04,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:04,812 INFO L470 AbstractCegarLoop]: Abstraction has 7128 states and 19694 transitions. [2022-02-10 23:43:04,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:04,813 INFO L276 IsEmpty]: Start isEmpty. Operand 7128 states and 19694 transitions. [2022-02-10 23:43:04,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:04,818 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:04,818 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:04,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-02-10 23:43:04,818 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:04,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:04,819 INFO L85 PathProgramCache]: Analyzing trace with hash -468787763, now seen corresponding path program 70 times [2022-02-10 23:43:04,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:04,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571484253] [2022-02-10 23:43:04,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:04,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:04,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:06,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:06,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:06,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571484253] [2022-02-10 23:43:06,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571484253] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:06,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:06,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:06,104 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427632432] [2022-02-10 23:43:06,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:06,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:06,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:06,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:06,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:06,104 INFO L87 Difference]: Start difference. First operand 7128 states and 19694 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:08,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:08,233 INFO L93 Difference]: Finished difference Result 8852 states and 23648 transitions. [2022-02-10 23:43:08,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:08,234 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:08,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:08,244 INFO L225 Difference]: With dead ends: 8852 [2022-02-10 23:43:08,244 INFO L226 Difference]: Without dead ends: 8852 [2022-02-10 23:43:08,244 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:08,244 INFO L934 BasicCegarLoop]: 375 mSDtfsCounter, 1450 mSDsluCounter, 2203 mSDsCounter, 0 mSdLazyCounter, 2047 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 2541 SdHoareTripleChecker+Invalid, 2309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 2047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:08,244 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1450 Valid, 2541 Invalid, 2309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 2047 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:43:08,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8852 states. [2022-02-10 23:43:08,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8852 to 6568. [2022-02-10 23:43:08,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6568 states, 6564 states have (on average 2.7528945764777575) internal successors, (18070), 6567 states have internal predecessors, (18070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:08,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6568 states to 6568 states and 18070 transitions. [2022-02-10 23:43:08,337 INFO L78 Accepts]: Start accepts. Automaton has 6568 states and 18070 transitions. Word has length 100 [2022-02-10 23:43:08,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:08,337 INFO L470 AbstractCegarLoop]: Abstraction has 6568 states and 18070 transitions. [2022-02-10 23:43:08,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:08,337 INFO L276 IsEmpty]: Start isEmpty. Operand 6568 states and 18070 transitions. [2022-02-10 23:43:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:08,342 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:08,343 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:08,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-02-10 23:43:08,343 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:08,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:08,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1575497551, now seen corresponding path program 73 times [2022-02-10 23:43:08,343 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:08,343 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1527496093] [2022-02-10 23:43:08,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:08,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:08,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:08,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:08,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1527496093] [2022-02-10 23:43:08,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1527496093] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:08,948 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:08,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:08,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766881511] [2022-02-10 23:43:08,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:08,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:08,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:08,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:08,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:08,949 INFO L87 Difference]: Start difference. First operand 6568 states and 18070 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:10,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:10,941 INFO L93 Difference]: Finished difference Result 9333 states and 24499 transitions. [2022-02-10 23:43:10,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:43:10,941 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:10,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:10,954 INFO L225 Difference]: With dead ends: 9333 [2022-02-10 23:43:10,954 INFO L226 Difference]: Without dead ends: 9333 [2022-02-10 23:43:10,955 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=507, Invalid=975, Unknown=0, NotChecked=0, Total=1482 [2022-02-10 23:43:10,955 INFO L934 BasicCegarLoop]: 462 mSDtfsCounter, 1379 mSDsluCounter, 1839 mSDsCounter, 0 mSdLazyCounter, 1732 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 2282 SdHoareTripleChecker+Invalid, 2083 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 1732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:10,955 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 2282 Invalid, 2083 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 1732 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:43:10,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9333 states. [2022-02-10 23:43:11,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9333 to 6652. [2022-02-10 23:43:11,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6652 states, 6648 states have (on average 2.7551143200962698) internal successors, (18316), 6651 states have internal predecessors, (18316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:11,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6652 states to 6652 states and 18316 transitions. [2022-02-10 23:43:11,046 INFO L78 Accepts]: Start accepts. Automaton has 6652 states and 18316 transitions. Word has length 100 [2022-02-10 23:43:11,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:11,046 INFO L470 AbstractCegarLoop]: Abstraction has 6652 states and 18316 transitions. [2022-02-10 23:43:11,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:11,046 INFO L276 IsEmpty]: Start isEmpty. Operand 6652 states and 18316 transitions. [2022-02-10 23:43:11,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:11,051 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:11,051 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:11,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-02-10 23:43:11,051 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:11,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:11,051 INFO L85 PathProgramCache]: Analyzing trace with hash -546046695, now seen corresponding path program 74 times [2022-02-10 23:43:11,051 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:11,051 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888512230] [2022-02-10 23:43:11,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:11,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:11,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:11,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:11,794 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:11,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888512230] [2022-02-10 23:43:11,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888512230] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:11,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:11,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:11,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398682089] [2022-02-10 23:43:11,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:11,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:11,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:11,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:11,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:11,795 INFO L87 Difference]: Start difference. First operand 6652 states and 18316 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:13,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:13,656 INFO L93 Difference]: Finished difference Result 8997 states and 23571 transitions. [2022-02-10 23:43:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-10 23:43:13,656 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:13,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:13,668 INFO L225 Difference]: With dead ends: 8997 [2022-02-10 23:43:13,669 INFO L226 Difference]: Without dead ends: 8997 [2022-02-10 23:43:13,669 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 101 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=436, Invalid=896, Unknown=0, NotChecked=0, Total=1332 [2022-02-10 23:43:13,669 INFO L934 BasicCegarLoop]: 419 mSDtfsCounter, 1433 mSDsluCounter, 1736 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 368 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 2135 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 368 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:13,669 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 2135 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [368 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:43:13,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8997 states. [2022-02-10 23:43:13,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8997 to 6736. [2022-02-10 23:43:13,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6736 states, 6732 states have (on average 2.757278669043375) internal successors, (18562), 6735 states have internal predecessors, (18562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:13,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6736 states to 6736 states and 18562 transitions. [2022-02-10 23:43:13,757 INFO L78 Accepts]: Start accepts. Automaton has 6736 states and 18562 transitions. Word has length 100 [2022-02-10 23:43:13,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:13,757 INFO L470 AbstractCegarLoop]: Abstraction has 6736 states and 18562 transitions. [2022-02-10 23:43:13,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:13,757 INFO L276 IsEmpty]: Start isEmpty. Operand 6736 states and 18562 transitions. [2022-02-10 23:43:13,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:13,762 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:13,762 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:13,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-02-10 23:43:13,762 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:13,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:13,763 INFO L85 PathProgramCache]: Analyzing trace with hash -570118815, now seen corresponding path program 75 times [2022-02-10 23:43:13,763 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:13,763 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519549409] [2022-02-10 23:43:13,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:13,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:14,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:14,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:14,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519549409] [2022-02-10 23:43:14,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519549409] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:14,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:14,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:14,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718603247] [2022-02-10 23:43:14,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:14,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:14,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:14,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:14,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:14,931 INFO L87 Difference]: Start difference. First operand 6736 states and 18562 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:16,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:16,765 INFO L93 Difference]: Finished difference Result 8856 states and 23533 transitions. [2022-02-10 23:43:16,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:16,766 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:16,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:16,779 INFO L225 Difference]: With dead ends: 8856 [2022-02-10 23:43:16,779 INFO L226 Difference]: Without dead ends: 8856 [2022-02-10 23:43:16,779 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=351, Invalid=771, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:16,779 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1368 mSDsluCounter, 1717 mSDsCounter, 0 mSdLazyCounter, 1671 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1368 SdHoareTripleChecker+Valid, 2056 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:16,780 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1368 Valid, 2056 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1671 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:43:16,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8856 states. [2022-02-10 23:43:16,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8856 to 6694. [2022-02-10 23:43:16,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6694 states, 6690 states have (on average 2.756203288490284) internal successors, (18439), 6693 states have internal predecessors, (18439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6694 states to 6694 states and 18439 transitions. [2022-02-10 23:43:16,886 INFO L78 Accepts]: Start accepts. Automaton has 6694 states and 18439 transitions. Word has length 100 [2022-02-10 23:43:16,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:16,886 INFO L470 AbstractCegarLoop]: Abstraction has 6694 states and 18439 transitions. [2022-02-10 23:43:16,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 6694 states and 18439 transitions. [2022-02-10 23:43:16,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:16,892 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:16,892 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:16,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-02-10 23:43:16,892 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:16,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:16,892 INFO L85 PathProgramCache]: Analyzing trace with hash 676437361, now seen corresponding path program 76 times [2022-02-10 23:43:16,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:16,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883514509] [2022-02-10 23:43:16,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:16,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:16,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:17,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:17,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:17,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883514509] [2022-02-10 23:43:17,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883514509] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:17,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:17,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:17,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834130439] [2022-02-10 23:43:17,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:17,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:17,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:17,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:17,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:17,624 INFO L87 Difference]: Start difference. First operand 6694 states and 18439 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:19,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:19,205 INFO L93 Difference]: Finished difference Result 8492 states and 22523 transitions. [2022-02-10 23:43:19,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:43:19,206 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:19,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:19,218 INFO L225 Difference]: With dead ends: 8492 [2022-02-10 23:43:19,218 INFO L226 Difference]: Without dead ends: 8492 [2022-02-10 23:43:19,218 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:43:19,218 INFO L934 BasicCegarLoop]: 346 mSDtfsCounter, 1271 mSDsluCounter, 1737 mSDsCounter, 0 mSdLazyCounter, 1621 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 1621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:19,218 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 2064 Invalid, 1928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 1621 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:19,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8492 states. [2022-02-10 23:43:19,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8492 to 6708. [2022-02-10 23:43:19,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6708 states, 6704 states have (on average 2.756563245823389) internal successors, (18480), 6707 states have internal predecessors, (18480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:19,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6708 states to 6708 states and 18480 transitions. [2022-02-10 23:43:19,315 INFO L78 Accepts]: Start accepts. Automaton has 6708 states and 18480 transitions. Word has length 100 [2022-02-10 23:43:19,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:19,316 INFO L470 AbstractCegarLoop]: Abstraction has 6708 states and 18480 transitions. [2022-02-10 23:43:19,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:19,316 INFO L276 IsEmpty]: Start isEmpty. Operand 6708 states and 18480 transitions. [2022-02-10 23:43:19,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:19,321 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:19,321 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:19,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-02-10 23:43:19,321 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:19,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:19,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1981652731, now seen corresponding path program 77 times [2022-02-10 23:43:19,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:19,322 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892275858] [2022-02-10 23:43:19,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:19,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:20,250 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:20,250 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892275858] [2022-02-10 23:43:20,250 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892275858] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:20,250 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:20,250 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:20,250 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589595208] [2022-02-10 23:43:20,250 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:20,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:20,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:20,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:20,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:20,251 INFO L87 Difference]: Start difference. First operand 6708 states and 18480 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:22,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:22,130 INFO L93 Difference]: Finished difference Result 8660 states and 22987 transitions. [2022-02-10 23:43:22,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:22,130 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:22,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:22,143 INFO L225 Difference]: With dead ends: 8660 [2022-02-10 23:43:22,143 INFO L226 Difference]: Without dead ends: 8660 [2022-02-10 23:43:22,144 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=352, Invalid=770, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:22,144 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1449 mSDsluCounter, 1715 mSDsCounter, 0 mSdLazyCounter, 1656 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 2055 SdHoareTripleChecker+Invalid, 1970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 1656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:22,144 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 2055 Invalid, 1970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 1656 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:43:22,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8660 states. [2022-02-10 23:43:22,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8660 to 6680. [2022-02-10 23:43:22,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6680 states, 6676 states have (on average 2.75584182144997) internal successors, (18398), 6679 states have internal predecessors, (18398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:22,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6680 states to 6680 states and 18398 transitions. [2022-02-10 23:43:22,250 INFO L78 Accepts]: Start accepts. Automaton has 6680 states and 18398 transitions. Word has length 100 [2022-02-10 23:43:22,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:22,250 INFO L470 AbstractCegarLoop]: Abstraction has 6680 states and 18398 transitions. [2022-02-10 23:43:22,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:22,250 INFO L276 IsEmpty]: Start isEmpty. Operand 6680 states and 18398 transitions. [2022-02-10 23:43:22,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:22,255 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:22,255 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:22,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-02-10 23:43:22,255 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:22,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:22,255 INFO L85 PathProgramCache]: Analyzing trace with hash -1576318495, now seen corresponding path program 78 times [2022-02-10 23:43:22,255 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:22,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612967116] [2022-02-10 23:43:22,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:22,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:23,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:23,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612967116] [2022-02-10 23:43:23,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612967116] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:23,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:23,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:23,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328751042] [2022-02-10 23:43:23,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:23,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:23,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:23,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:23,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:23,245 INFO L87 Difference]: Start difference. First operand 6680 states and 18398 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:24,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:24,752 INFO L93 Difference]: Finished difference Result 8604 states and 22837 transitions. [2022-02-10 23:43:24,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:43:24,752 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:24,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:24,765 INFO L225 Difference]: With dead ends: 8604 [2022-02-10 23:43:24,766 INFO L226 Difference]: Without dead ends: 8604 [2022-02-10 23:43:24,766 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:43:24,766 INFO L934 BasicCegarLoop]: 336 mSDtfsCounter, 1217 mSDsluCounter, 1627 mSDsCounter, 0 mSdLazyCounter, 1477 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1217 SdHoareTripleChecker+Valid, 1943 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 1477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:24,766 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1217 Valid, 1943 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 1477 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:43:24,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8604 states. [2022-02-10 23:43:24,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8604 to 6708. [2022-02-10 23:43:24,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6708 states, 6704 states have (on average 2.756563245823389) internal successors, (18480), 6707 states have internal predecessors, (18480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:24,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6708 states to 6708 states and 18480 transitions. [2022-02-10 23:43:24,879 INFO L78 Accepts]: Start accepts. Automaton has 6708 states and 18480 transitions. Word has length 100 [2022-02-10 23:43:24,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:24,879 INFO L470 AbstractCegarLoop]: Abstraction has 6708 states and 18480 transitions. [2022-02-10 23:43:24,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 6708 states and 18480 transitions. [2022-02-10 23:43:24,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:24,885 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:24,885 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:24,885 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-02-10 23:43:24,885 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:24,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:24,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1177532075, now seen corresponding path program 79 times [2022-02-10 23:43:24,886 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:24,886 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [93538055] [2022-02-10 23:43:24,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:24,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:25,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:25,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:25,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [93538055] [2022-02-10 23:43:25,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [93538055] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:25,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:25,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:25,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252081430] [2022-02-10 23:43:25,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:25,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:25,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:25,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:25,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:25,921 INFO L87 Difference]: Start difference. First operand 6708 states and 18480 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:27,666 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:27,667 INFO L93 Difference]: Finished difference Result 8772 states and 23273 transitions. [2022-02-10 23:43:27,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:43:27,667 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:27,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:27,678 INFO L225 Difference]: With dead ends: 8772 [2022-02-10 23:43:27,678 INFO L226 Difference]: Without dead ends: 8772 [2022-02-10 23:43:27,678 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=329, Invalid=727, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:43:27,678 INFO L934 BasicCegarLoop]: 348 mSDtfsCounter, 1533 mSDsluCounter, 1744 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1533 SdHoareTripleChecker+Valid, 2071 SdHoareTripleChecker+Invalid, 1925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:27,678 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1533 Valid, 2071 Invalid, 1925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 1637 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:27,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8772 states. [2022-02-10 23:43:27,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8772 to 6722. [2022-02-10 23:43:27,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6722 states, 6718 states have (on average 2.756921702887764) internal successors, (18521), 6721 states have internal predecessors, (18521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:27,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6722 states to 6722 states and 18521 transitions. [2022-02-10 23:43:27,770 INFO L78 Accepts]: Start accepts. Automaton has 6722 states and 18521 transitions. Word has length 100 [2022-02-10 23:43:27,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:27,770 INFO L470 AbstractCegarLoop]: Abstraction has 6722 states and 18521 transitions. [2022-02-10 23:43:27,770 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:27,770 INFO L276 IsEmpty]: Start isEmpty. Operand 6722 states and 18521 transitions. [2022-02-10 23:43:27,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:27,775 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:27,775 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:27,775 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-02-10 23:43:27,775 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:27,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:27,775 INFO L85 PathProgramCache]: Analyzing trace with hash -1480558017, now seen corresponding path program 80 times [2022-02-10 23:43:27,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:27,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324325218] [2022-02-10 23:43:27,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:27,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:27,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:28,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:28,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:28,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324325218] [2022-02-10 23:43:28,631 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324325218] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:28,631 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:28,631 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:28,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902398260] [2022-02-10 23:43:28,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:28,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:28,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:28,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:28,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:28,631 INFO L87 Difference]: Start difference. First operand 6722 states and 18521 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:30,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:30,722 INFO L93 Difference]: Finished difference Result 8758 states and 23260 transitions. [2022-02-10 23:43:30,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:30,723 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:30,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:30,735 INFO L225 Difference]: With dead ends: 8758 [2022-02-10 23:43:30,735 INFO L226 Difference]: Without dead ends: 8758 [2022-02-10 23:43:30,736 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:30,736 INFO L934 BasicCegarLoop]: 359 mSDtfsCounter, 1211 mSDsluCounter, 2061 mSDsCounter, 0 mSdLazyCounter, 1900 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 2398 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 1900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:30,736 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 2398 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 1900 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:43:30,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8758 states. [2022-02-10 23:43:30,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8758 to 6652. [2022-02-10 23:43:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6652 states, 6648 states have (on average 2.7551143200962698) internal successors, (18316), 6651 states have internal predecessors, (18316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6652 states to 6652 states and 18316 transitions. [2022-02-10 23:43:30,838 INFO L78 Accepts]: Start accepts. Automaton has 6652 states and 18316 transitions. Word has length 100 [2022-02-10 23:43:30,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:30,838 INFO L470 AbstractCegarLoop]: Abstraction has 6652 states and 18316 transitions. [2022-02-10 23:43:30,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 6652 states and 18316 transitions. [2022-02-10 23:43:30,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:30,844 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:30,844 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:30,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-02-10 23:43:30,844 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:30,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:30,844 INFO L85 PathProgramCache]: Analyzing trace with hash 2029529121, now seen corresponding path program 81 times [2022-02-10 23:43:30,844 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:30,844 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793746657] [2022-02-10 23:43:30,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:30,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:31,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:31,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793746657] [2022-02-10 23:43:31,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793746657] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:31,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:31,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:31,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414945078] [2022-02-10 23:43:31,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:31,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:31,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:31,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:31,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=245, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:31,743 INFO L87 Difference]: Start difference. First operand 6652 states and 18316 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:33,319 INFO L93 Difference]: Finished difference Result 8380 states and 22237 transitions. [2022-02-10 23:43:33,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-02-10 23:43:33,319 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:33,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:33,332 INFO L225 Difference]: With dead ends: 8380 [2022-02-10 23:43:33,332 INFO L226 Difference]: Without dead ends: 8380 [2022-02-10 23:43:33,332 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=287, Invalid=643, Unknown=0, NotChecked=0, Total=930 [2022-02-10 23:43:33,332 INFO L934 BasicCegarLoop]: 329 mSDtfsCounter, 1387 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 1587 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 1989 SdHoareTripleChecker+Invalid, 1854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1587 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:33,332 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 1989 Invalid, 1854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1587 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:33,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8380 states. [2022-02-10 23:43:33,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8380 to 6638. [2022-02-10 23:43:33,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-02-10 23:43:33,435 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-02-10 23:43:33,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:33,435 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-02-10 23:43:33,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-02-10 23:43:33,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:33,441 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:33,441 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:33,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-02-10 23:43:33,441 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:33,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:33,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1685980967, now seen corresponding path program 82 times [2022-02-10 23:43:33,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:33,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707988668] [2022-02-10 23:43:33,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:33,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:33,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:34,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:34,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:34,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707988668] [2022-02-10 23:43:34,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707988668] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:34,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:34,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:34,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579664220] [2022-02-10 23:43:34,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:34,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:34,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:34,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:34,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:34,381 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:35,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:35,968 INFO L93 Difference]: Finished difference Result 8660 states and 22987 transitions. [2022-02-10 23:43:35,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:43:35,968 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:35,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:35,981 INFO L225 Difference]: With dead ends: 8660 [2022-02-10 23:43:35,981 INFO L226 Difference]: Without dead ends: 8660 [2022-02-10 23:43:35,981 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=308, Invalid=684, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:43:35,981 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1280 mSDsluCounter, 1501 mSDsCounter, 0 mSdLazyCounter, 1409 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 1707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:35,981 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 1828 Invalid, 1707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1409 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:35,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8660 states. [2022-02-10 23:43:36,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8660 to 6638. [2022-02-10 23:43:36,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-02-10 23:43:36,082 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-02-10 23:43:36,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:36,082 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-02-10 23:43:36,082 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-02-10 23:43:36,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:36,088 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:36,088 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:36,088 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-02-10 23:43:36,088 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:36,088 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:36,088 INFO L85 PathProgramCache]: Analyzing trace with hash -1996054967, now seen corresponding path program 83 times [2022-02-10 23:43:36,088 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:36,088 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240563430] [2022-02-10 23:43:36,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:36,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:36,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:36,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:36,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240563430] [2022-02-10 23:43:36,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240563430] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:36,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:36,873 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:36,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711418349] [2022-02-10 23:43:36,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:36,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:36,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:36,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:36,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:36,874 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:38,524 INFO L93 Difference]: Finished difference Result 8604 states and 22837 transitions. [2022-02-10 23:43:38,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:43:38,524 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:38,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:38,536 INFO L225 Difference]: With dead ends: 8604 [2022-02-10 23:43:38,536 INFO L226 Difference]: Without dead ends: 8604 [2022-02-10 23:43:38,537 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=724, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:43:38,537 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1434 mSDsluCounter, 1539 mSDsCounter, 0 mSdLazyCounter, 1425 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 1875 SdHoareTripleChecker+Invalid, 1731 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1425 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:38,537 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 1875 Invalid, 1731 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1425 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:38,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8604 states. [2022-02-10 23:43:38,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8604 to 6638. [2022-02-10 23:43:38,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-02-10 23:43:38,631 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-02-10 23:43:38,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:38,631 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-02-10 23:43:38,631 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:38,631 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-02-10 23:43:38,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:38,637 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:38,637 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:38,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-02-10 23:43:38,637 INFO L402 AbstractCegarLoop]: === Iteration 332 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:38,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:38,637 INFO L85 PathProgramCache]: Analyzing trace with hash -359177763, now seen corresponding path program 84 times [2022-02-10 23:43:38,637 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:38,637 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290861606] [2022-02-10 23:43:38,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:38,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:39,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:39,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:39,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290861606] [2022-02-10 23:43:39,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290861606] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:39,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:39,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:39,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1562415113] [2022-02-10 23:43:39,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:39,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:39,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:39,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:39,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:39,557 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:41,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:41,432 INFO L93 Difference]: Finished difference Result 8590 states and 22824 transitions. [2022-02-10 23:43:41,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:41,432 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:41,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:41,445 INFO L225 Difference]: With dead ends: 8590 [2022-02-10 23:43:41,445 INFO L226 Difference]: Without dead ends: 8590 [2022-02-10 23:43:41,446 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=354, Invalid=768, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:41,446 INFO L934 BasicCegarLoop]: 363 mSDtfsCounter, 1264 mSDsluCounter, 1769 mSDsCounter, 0 mSdLazyCounter, 1660 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 2113 SdHoareTripleChecker+Invalid, 1958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:41,446 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 2113 Invalid, 1958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1660 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-10 23:43:41,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8590 states. [2022-02-10 23:43:41,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8590 to 6526. [2022-02-10 23:43:41,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6526 states, 6522 states have (on average 2.7517632628028212) internal successors, (17947), 6525 states have internal predecessors, (17947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:41,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6526 states to 6526 states and 17947 transitions. [2022-02-10 23:43:41,553 INFO L78 Accepts]: Start accepts. Automaton has 6526 states and 17947 transitions. Word has length 100 [2022-02-10 23:43:41,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:41,553 INFO L470 AbstractCegarLoop]: Abstraction has 6526 states and 17947 transitions. [2022-02-10 23:43:41,553 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:41,553 INFO L276 IsEmpty]: Start isEmpty. Operand 6526 states and 17947 transitions. [2022-02-10 23:43:41,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:41,558 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:41,558 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:41,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-02-10 23:43:41,558 INFO L402 AbstractCegarLoop]: === Iteration 333 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:41,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:41,559 INFO L85 PathProgramCache]: Analyzing trace with hash 321124441, now seen corresponding path program 85 times [2022-02-10 23:43:41,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:41,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561917273] [2022-02-10 23:43:41,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:41,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:42,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:42,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:42,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561917273] [2022-02-10 23:43:42,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561917273] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:42,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:42,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:42,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539414720] [2022-02-10 23:43:42,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:42,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:42,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:42,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:42,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:42,245 INFO L87 Difference]: Start difference. First operand 6526 states and 17947 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:44,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:44,434 INFO L93 Difference]: Finished difference Result 9179 states and 24076 transitions. [2022-02-10 23:43:44,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-10 23:43:44,434 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:44,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:44,447 INFO L225 Difference]: With dead ends: 9179 [2022-02-10 23:43:44,448 INFO L226 Difference]: Without dead ends: 9179 [2022-02-10 23:43:44,448 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=530, Invalid=1030, Unknown=0, NotChecked=0, Total=1560 [2022-02-10 23:43:44,448 INFO L934 BasicCegarLoop]: 471 mSDtfsCounter, 1698 mSDsluCounter, 1989 mSDsCounter, 0 mSdLazyCounter, 1906 mSolverCounterSat, 366 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2440 SdHoareTripleChecker+Invalid, 2272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 366 IncrementalHoareTripleChecker+Valid, 1906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:44,448 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 2440 Invalid, 2272 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [366 Valid, 1906 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:43:44,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9179 states. [2022-02-10 23:43:44,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9179 to 6582. [2022-02-10 23:43:44,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6582 states, 6578 states have (on average 2.753268470659775) internal successors, (18111), 6581 states have internal predecessors, (18111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:44,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6582 states to 6582 states and 18111 transitions. [2022-02-10 23:43:44,543 INFO L78 Accepts]: Start accepts. Automaton has 6582 states and 18111 transitions. Word has length 100 [2022-02-10 23:43:44,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:44,543 INFO L470 AbstractCegarLoop]: Abstraction has 6582 states and 18111 transitions. [2022-02-10 23:43:44,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:44,543 INFO L276 IsEmpty]: Start isEmpty. Operand 6582 states and 18111 transitions. [2022-02-10 23:43:44,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:44,549 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:44,549 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:44,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-02-10 23:43:44,549 INFO L402 AbstractCegarLoop]: === Iteration 334 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:44,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:44,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1350575297, now seen corresponding path program 86 times [2022-02-10 23:43:44,549 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:44,549 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031218528] [2022-02-10 23:43:44,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:44,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:45,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:45,554 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:45,554 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031218528] [2022-02-10 23:43:45,554 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031218528] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:45,554 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:45,554 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:45,554 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756775259] [2022-02-10 23:43:45,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:45,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:45,555 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:45,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:45,555 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:45,555 INFO L87 Difference]: Start difference. First operand 6582 states and 18111 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:47,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:47,786 INFO L93 Difference]: Finished difference Result 8843 states and 23148 transitions. [2022-02-10 23:43:47,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-10 23:43:47,787 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:47,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:47,798 INFO L225 Difference]: With dead ends: 8843 [2022-02-10 23:43:47,798 INFO L226 Difference]: Without dead ends: 8843 [2022-02-10 23:43:47,799 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=407, Invalid=853, Unknown=0, NotChecked=0, Total=1260 [2022-02-10 23:43:47,799 INFO L934 BasicCegarLoop]: 409 mSDtfsCounter, 1430 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 309 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 2501 SdHoareTripleChecker+Invalid, 2311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 309 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:47,799 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 2501 Invalid, 2311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [309 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-10 23:43:47,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8843 states. [2022-02-10 23:43:47,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8843 to 6638. [2022-02-10 23:43:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6638 states, 6634 states have (on average 2.754748266505879) internal successors, (18275), 6637 states have internal predecessors, (18275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:47,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6638 states to 6638 states and 18275 transitions. [2022-02-10 23:43:47,890 INFO L78 Accepts]: Start accepts. Automaton has 6638 states and 18275 transitions. Word has length 100 [2022-02-10 23:43:47,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:47,890 INFO L470 AbstractCegarLoop]: Abstraction has 6638 states and 18275 transitions. [2022-02-10 23:43:47,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:47,891 INFO L276 IsEmpty]: Start isEmpty. Operand 6638 states and 18275 transitions. [2022-02-10 23:43:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:47,896 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:47,896 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:47,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2022-02-10 23:43:47,896 INFO L402 AbstractCegarLoop]: === Iteration 335 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:47,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:47,897 INFO L85 PathProgramCache]: Analyzing trace with hash 1326503177, now seen corresponding path program 87 times [2022-02-10 23:43:47,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:47,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795263086] [2022-02-10 23:43:47,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:47,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:48,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:48,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:48,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795263086] [2022-02-10 23:43:48,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795263086] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:48,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:48,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:48,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196049954] [2022-02-10 23:43:48,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:48,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:48,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:48,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:48,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:48,862 INFO L87 Difference]: Start difference. First operand 6638 states and 18275 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:50,529 INFO L93 Difference]: Finished difference Result 8702 states and 23110 transitions. [2022-02-10 23:43:50,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:50,529 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:50,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:50,543 INFO L225 Difference]: With dead ends: 8702 [2022-02-10 23:43:50,543 INFO L226 Difference]: Without dead ends: 8702 [2022-02-10 23:43:50,543 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=349, Invalid=773, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:50,543 INFO L934 BasicCegarLoop]: 355 mSDtfsCounter, 1330 mSDsluCounter, 1497 mSDsCounter, 0 mSdLazyCounter, 1483 mSolverCounterSat, 335 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 1818 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 335 IncrementalHoareTripleChecker+Valid, 1483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:50,543 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1330 Valid, 1836 Invalid, 1818 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [335 Valid, 1483 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:50,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8702 states. [2022-02-10 23:43:50,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8702 to 6596. [2022-02-10 23:43:50,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6596 states, 6592 states have (on average 2.753640776699029) internal successors, (18152), 6595 states have internal predecessors, (18152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6596 states to 6596 states and 18152 transitions. [2022-02-10 23:43:50,647 INFO L78 Accepts]: Start accepts. Automaton has 6596 states and 18152 transitions. Word has length 100 [2022-02-10 23:43:50,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:50,647 INFO L470 AbstractCegarLoop]: Abstraction has 6596 states and 18152 transitions. [2022-02-10 23:43:50,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:50,647 INFO L276 IsEmpty]: Start isEmpty. Operand 6596 states and 18152 transitions. [2022-02-10 23:43:50,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:50,653 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:50,653 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:50,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2022-02-10 23:43:50,653 INFO L402 AbstractCegarLoop]: === Iteration 336 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:50,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:50,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1721907943, now seen corresponding path program 88 times [2022-02-10 23:43:50,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:50,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672877382] [2022-02-10 23:43:50,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:50,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:50,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:51,439 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:51,439 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672877382] [2022-02-10 23:43:51,439 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672877382] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:51,439 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:51,439 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:51,439 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796578309] [2022-02-10 23:43:51,439 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:51,440 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:51,440 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:51,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:51,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:51,440 INFO L87 Difference]: Start difference. First operand 6596 states and 18152 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:53,138 INFO L93 Difference]: Finished difference Result 8338 states and 22100 transitions. [2022-02-10 23:43:53,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:43:53,138 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:53,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:53,150 INFO L225 Difference]: With dead ends: 8338 [2022-02-10 23:43:53,150 INFO L226 Difference]: Without dead ends: 8338 [2022-02-10 23:43:53,150 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:43:53,150 INFO L934 BasicCegarLoop]: 343 mSDtfsCounter, 1359 mSDsluCounter, 1768 mSDsCounter, 0 mSdLazyCounter, 1643 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1359 SdHoareTripleChecker+Valid, 2092 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:53,151 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1359 Valid, 2092 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1643 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:43:53,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8338 states. [2022-02-10 23:43:53,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8338 to 6610. [2022-02-10 23:43:53,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6610 states, 6606 states have (on average 2.7540115046927034) internal successors, (18193), 6609 states have internal predecessors, (18193), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6610 states to 6610 states and 18193 transitions. [2022-02-10 23:43:53,241 INFO L78 Accepts]: Start accepts. Automaton has 6610 states and 18193 transitions. Word has length 100 [2022-02-10 23:43:53,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:53,241 INFO L470 AbstractCegarLoop]: Abstraction has 6610 states and 18193 transitions. [2022-02-10 23:43:53,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:53,242 INFO L276 IsEmpty]: Start isEmpty. Operand 6610 states and 18193 transitions. [2022-02-10 23:43:53,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:53,247 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:53,247 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:53,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2022-02-10 23:43:53,247 INFO L402 AbstractCegarLoop]: === Iteration 337 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:53,247 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:53,247 INFO L85 PathProgramCache]: Analyzing trace with hash -85030739, now seen corresponding path program 89 times [2022-02-10 23:43:53,247 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:53,247 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725766826] [2022-02-10 23:43:53,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:53,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:53,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:54,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:54,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:54,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725766826] [2022-02-10 23:43:54,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725766826] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:54,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:54,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:54,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320242729] [2022-02-10 23:43:54,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:54,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:54,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:54,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:54,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=254, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:54,414 INFO L87 Difference]: Start difference. First operand 6610 states and 18193 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:56,394 INFO L93 Difference]: Finished difference Result 8506 states and 22564 transitions. [2022-02-10 23:43:56,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:43:56,395 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:56,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:56,407 INFO L225 Difference]: With dead ends: 8506 [2022-02-10 23:43:56,407 INFO L226 Difference]: Without dead ends: 8506 [2022-02-10 23:43:56,407 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:43:56,407 INFO L934 BasicCegarLoop]: 356 mSDtfsCounter, 1350 mSDsluCounter, 1982 mSDsCounter, 0 mSdLazyCounter, 1881 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1350 SdHoareTripleChecker+Valid, 2316 SdHoareTripleChecker+Invalid, 2158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:56,407 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1350 Valid, 2316 Invalid, 2158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1881 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:43:56,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8506 states. [2022-02-10 23:43:56,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8506 to 6582. [2022-02-10 23:43:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6582 states, 6578 states have (on average 2.753268470659775) internal successors, (18111), 6581 states have internal predecessors, (18111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6582 states to 6582 states and 18111 transitions. [2022-02-10 23:43:56,567 INFO L78 Accepts]: Start accepts. Automaton has 6582 states and 18111 transitions. Word has length 100 [2022-02-10 23:43:56,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:56,567 INFO L470 AbstractCegarLoop]: Abstraction has 6582 states and 18111 transitions. [2022-02-10 23:43:56,567 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:56,567 INFO L276 IsEmpty]: Start isEmpty. Operand 6582 states and 18111 transitions. [2022-02-10 23:43:56,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:56,573 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:56,573 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:56,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2022-02-10 23:43:56,573 INFO L402 AbstractCegarLoop]: === Iteration 338 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:56,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:56,576 INFO L85 PathProgramCache]: Analyzing trace with hash 320303497, now seen corresponding path program 90 times [2022-02-10 23:43:56,576 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:56,576 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261297217] [2022-02-10 23:43:56,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:56,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:56,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:57,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:57,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:57,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261297217] [2022-02-10 23:43:57,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261297217] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:57,289 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:57,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:57,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542636522] [2022-02-10 23:43:57,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:57,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:57,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:57,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:57,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=246, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:57,289 INFO L87 Difference]: Start difference. First operand 6582 states and 18111 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:58,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:43:58,842 INFO L93 Difference]: Finished difference Result 8170 states and 21650 transitions. [2022-02-10 23:43:58,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-10 23:43:58,843 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:43:58,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:43:58,854 INFO L225 Difference]: With dead ends: 8170 [2022-02-10 23:43:58,854 INFO L226 Difference]: Without dead ends: 8170 [2022-02-10 23:43:58,854 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=306, Invalid=686, Unknown=0, NotChecked=0, Total=992 [2022-02-10 23:43:58,854 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1392 mSDsluCounter, 1632 mSDsCounter, 0 mSdLazyCounter, 1576 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 1948 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 1576 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:43:58,854 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 1948 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 1576 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:43:58,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8170 states. [2022-02-10 23:43:58,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8170 to 6554. [2022-02-10 23:43:58,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6554 states, 6550 states have (on average 2.7525190839694655) internal successors, (18029), 6553 states have internal predecessors, (18029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6554 states to 6554 states and 18029 transitions. [2022-02-10 23:43:58,944 INFO L78 Accepts]: Start accepts. Automaton has 6554 states and 18029 transitions. Word has length 100 [2022-02-10 23:43:58,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:43:58,944 INFO L470 AbstractCegarLoop]: Abstraction has 6554 states and 18029 transitions. [2022-02-10 23:43:58,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:43:58,944 INFO L276 IsEmpty]: Start isEmpty. Operand 6554 states and 18029 transitions. [2022-02-10 23:43:58,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:43:58,949 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:43:58,949 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:43:58,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2022-02-10 23:43:58,949 INFO L402 AbstractCegarLoop]: === Iteration 339 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:43:58,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:43:58,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1220813229, now seen corresponding path program 91 times [2022-02-10 23:43:58,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:43:58,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407329603] [2022-02-10 23:43:58,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:43:58,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:43:58,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:43:59,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:43:59,615 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:43:59,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407329603] [2022-02-10 23:43:59,615 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407329603] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:43:59,615 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:43:59,615 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:43:59,615 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676832419] [2022-02-10 23:43:59,615 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:43:59,615 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:43:59,615 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:43:59,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:43:59,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:43:59,616 INFO L87 Difference]: Start difference. First operand 6554 states and 18029 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:01,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:01,069 INFO L93 Difference]: Finished difference Result 8394 states and 22250 transitions. [2022-02-10 23:44:01,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:44:01,070 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:01,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:01,083 INFO L225 Difference]: With dead ends: 8394 [2022-02-10 23:44:01,083 INFO L226 Difference]: Without dead ends: 8394 [2022-02-10 23:44:01,083 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=728, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:01,083 INFO L934 BasicCegarLoop]: 347 mSDtfsCounter, 1276 mSDsluCounter, 1469 mSDsCounter, 0 mSdLazyCounter, 1441 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 1798 SdHoareTripleChecker+Invalid, 1747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:01,083 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1276 Valid, 1798 Invalid, 1747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1441 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-10 23:44:01,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8394 states. [2022-02-10 23:44:01,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8394 to 6554. [2022-02-10 23:44:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6554 states, 6550 states have (on average 2.7525190839694655) internal successors, (18029), 6553 states have internal predecessors, (18029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:01,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6554 states to 6554 states and 18029 transitions. [2022-02-10 23:44:01,186 INFO L78 Accepts]: Start accepts. Automaton has 6554 states and 18029 transitions. Word has length 100 [2022-02-10 23:44:01,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:01,186 INFO L470 AbstractCegarLoop]: Abstraction has 6554 states and 18029 transitions. [2022-02-10 23:44:01,186 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:01,186 INFO L276 IsEmpty]: Start isEmpty. Operand 6554 states and 18029 transitions. [2022-02-10 23:44:01,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:01,191 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:01,191 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:01,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2022-02-10 23:44:01,192 INFO L402 AbstractCegarLoop]: === Iteration 340 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:01,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:01,192 INFO L85 PathProgramCache]: Analyzing trace with hash 416063975, now seen corresponding path program 92 times [2022-02-10 23:44:01,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:01,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292179274] [2022-02-10 23:44:01,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:01,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:01,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:02,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:02,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:02,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292179274] [2022-02-10 23:44:02,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292179274] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:02,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:02,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:02,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529153971] [2022-02-10 23:44:02,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:02,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:02,276 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:02,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:02,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:02,277 INFO L87 Difference]: Start difference. First operand 6554 states and 18029 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:03,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:03,911 INFO L93 Difference]: Finished difference Result 8380 states and 22237 transitions. [2022-02-10 23:44:03,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:03,911 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:03,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:03,923 INFO L225 Difference]: With dead ends: 8380 [2022-02-10 23:44:03,923 INFO L226 Difference]: Without dead ends: 8380 [2022-02-10 23:44:03,923 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:03,923 INFO L934 BasicCegarLoop]: 358 mSDtfsCounter, 1586 mSDsluCounter, 1477 mSDsCounter, 0 mSdLazyCounter, 1426 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1586 SdHoareTripleChecker+Valid, 1819 SdHoareTripleChecker+Invalid, 1744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 1426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:03,924 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1586 Valid, 1819 Invalid, 1744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 1426 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:44:03,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8380 states. [2022-02-10 23:44:04,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8380 to 6442. [2022-02-10 23:44:04,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6442 states, 6438 states have (on average 2.749456352904629) internal successors, (17701), 6441 states have internal predecessors, (17701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:04,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6442 states to 6442 states and 17701 transitions. [2022-02-10 23:44:04,021 INFO L78 Accepts]: Start accepts. Automaton has 6442 states and 17701 transitions. Word has length 100 [2022-02-10 23:44:04,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:04,021 INFO L470 AbstractCegarLoop]: Abstraction has 6442 states and 17701 transitions. [2022-02-10 23:44:04,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:04,021 INFO L276 IsEmpty]: Start isEmpty. Operand 6442 states and 17701 transitions. [2022-02-10 23:44:04,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:04,026 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:04,026 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:04,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2022-02-10 23:44:04,026 INFO L402 AbstractCegarLoop]: === Iteration 341 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:04,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:04,027 INFO L85 PathProgramCache]: Analyzing trace with hash -10116293, now seen corresponding path program 93 times [2022-02-10 23:44:04,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:04,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901431965] [2022-02-10 23:44:04,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:04,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:04,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:04,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:04,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:04,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901431965] [2022-02-10 23:44:04,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901431965] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:04,594 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:04,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:04,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804483424] [2022-02-10 23:44:04,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:04,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:04,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:04,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:04,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=249, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:04,595 INFO L87 Difference]: Start difference. First operand 6442 states and 17701 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:06,653 INFO L93 Difference]: Finished difference Result 9039 states and 23680 transitions. [2022-02-10 23:44:06,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-10 23:44:06,653 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:06,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:06,665 INFO L225 Difference]: With dead ends: 9039 [2022-02-10 23:44:06,665 INFO L226 Difference]: Without dead ends: 9039 [2022-02-10 23:44:06,665 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=552, Invalid=1088, Unknown=0, NotChecked=0, Total=1640 [2022-02-10 23:44:06,665 INFO L934 BasicCegarLoop]: 480 mSDtfsCounter, 1625 mSDsluCounter, 2228 mSDsCounter, 0 mSdLazyCounter, 2026 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1625 SdHoareTripleChecker+Valid, 2685 SdHoareTripleChecker+Invalid, 2363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 2026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:06,665 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1625 Valid, 2685 Invalid, 2363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 2026 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:44:06,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9039 states. [2022-02-10 23:44:06,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9039 to 6484. [2022-02-10 23:44:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6484 states, 6480 states have (on average 2.7506172839506173) internal successors, (17824), 6483 states have internal predecessors, (17824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6484 states to 6484 states and 17824 transitions. [2022-02-10 23:44:06,747 INFO L78 Accepts]: Start accepts. Automaton has 6484 states and 17824 transitions. Word has length 100 [2022-02-10 23:44:06,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:06,747 INFO L470 AbstractCegarLoop]: Abstraction has 6484 states and 17824 transitions. [2022-02-10 23:44:06,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:06,747 INFO L276 IsEmpty]: Start isEmpty. Operand 6484 states and 17824 transitions. [2022-02-10 23:44:06,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:06,751 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:06,751 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:06,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2022-02-10 23:44:06,751 INFO L402 AbstractCegarLoop]: === Iteration 342 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:06,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:06,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1019334563, now seen corresponding path program 94 times [2022-02-10 23:44:06,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:06,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166976069] [2022-02-10 23:44:06,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:06,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:07,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:07,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:07,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166976069] [2022-02-10 23:44:07,477 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166976069] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:07,477 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:07,477 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:07,477 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186355356] [2022-02-10 23:44:07,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:07,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:07,477 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:07,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:07,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:07,478 INFO L87 Difference]: Start difference. First operand 6484 states and 17824 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:09,402 INFO L93 Difference]: Finished difference Result 8703 states and 22752 transitions. [2022-02-10 23:44:09,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-10 23:44:09,402 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:09,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:09,414 INFO L225 Difference]: With dead ends: 8703 [2022-02-10 23:44:09,414 INFO L226 Difference]: Without dead ends: 8703 [2022-02-10 23:44:09,414 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=378, Invalid=812, Unknown=0, NotChecked=0, Total=1190 [2022-02-10 23:44:09,414 INFO L934 BasicCegarLoop]: 398 mSDtfsCounter, 1650 mSDsluCounter, 1929 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 350 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1650 SdHoareTripleChecker+Valid, 2304 SdHoareTripleChecker+Invalid, 2245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 350 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:09,414 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1650 Valid, 2304 Invalid, 2245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [350 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:44:09,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8703 states. [2022-02-10 23:44:09,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8703 to 6526. [2022-02-10 23:44:09,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6526 states, 6522 states have (on average 2.7517632628028212) internal successors, (17947), 6525 states have internal predecessors, (17947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6526 states to 6526 states and 17947 transitions. [2022-02-10 23:44:09,498 INFO L78 Accepts]: Start accepts. Automaton has 6526 states and 17947 transitions. Word has length 100 [2022-02-10 23:44:09,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:09,498 INFO L470 AbstractCegarLoop]: Abstraction has 6526 states and 17947 transitions. [2022-02-10 23:44:09,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:09,498 INFO L276 IsEmpty]: Start isEmpty. Operand 6526 states and 17947 transitions. [2022-02-10 23:44:09,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:09,503 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:09,503 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:09,503 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2022-02-10 23:44:09,503 INFO L402 AbstractCegarLoop]: === Iteration 343 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:09,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:09,503 INFO L85 PathProgramCache]: Analyzing trace with hash 995262443, now seen corresponding path program 95 times [2022-02-10 23:44:09,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:09,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406105023] [2022-02-10 23:44:09,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:09,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:09,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:10,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:10,504 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:10,504 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406105023] [2022-02-10 23:44:10,504 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406105023] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:10,504 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:10,504 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:10,504 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620666359] [2022-02-10 23:44:10,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:10,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:10,505 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:10,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:10,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:10,505 INFO L87 Difference]: Start difference. First operand 6526 states and 17947 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:12,541 INFO L93 Difference]: Finished difference Result 8562 states and 22714 transitions. [2022-02-10 23:44:12,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:12,541 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:12,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:12,553 INFO L225 Difference]: With dead ends: 8562 [2022-02-10 23:44:12,553 INFO L226 Difference]: Without dead ends: 8562 [2022-02-10 23:44:12,553 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:12,553 INFO L934 BasicCegarLoop]: 352 mSDtfsCounter, 1532 mSDsluCounter, 1987 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1532 SdHoareTripleChecker+Valid, 2317 SdHoareTripleChecker+Invalid, 2222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:12,553 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1532 Valid, 2317 Invalid, 2222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1935 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:44:12,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8562 states. [2022-02-10 23:44:12,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8562 to 6484. [2022-02-10 23:44:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6484 states, 6480 states have (on average 2.7506172839506173) internal successors, (17824), 6483 states have internal predecessors, (17824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6484 states to 6484 states and 17824 transitions. [2022-02-10 23:44:12,642 INFO L78 Accepts]: Start accepts. Automaton has 6484 states and 17824 transitions. Word has length 100 [2022-02-10 23:44:12,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:12,642 INFO L470 AbstractCegarLoop]: Abstraction has 6484 states and 17824 transitions. [2022-02-10 23:44:12,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 6484 states and 17824 transitions. [2022-02-10 23:44:12,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:12,648 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:12,648 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:12,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable342 [2022-02-10 23:44:12,648 INFO L402 AbstractCegarLoop]: === Iteration 344 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:12,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:12,648 INFO L85 PathProgramCache]: Analyzing trace with hash -2053148677, now seen corresponding path program 96 times [2022-02-10 23:44:12,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:12,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609825465] [2022-02-10 23:44:12,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:12,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:12,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:13,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:13,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:13,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609825465] [2022-02-10 23:44:13,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609825465] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:13,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:13,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:13,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701770032] [2022-02-10 23:44:13,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:13,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:13,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:13,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:13,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:13,548 INFO L87 Difference]: Start difference. First operand 6484 states and 17824 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,171 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:15,171 INFO L93 Difference]: Finished difference Result 8002 states and 21172 transitions. [2022-02-10 23:44:15,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-10 23:44:15,171 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:15,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:15,182 INFO L225 Difference]: With dead ends: 8002 [2022-02-10 23:44:15,182 INFO L226 Difference]: Without dead ends: 8002 [2022-02-10 23:44:15,182 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=326, Invalid=730, Unknown=0, NotChecked=0, Total=1056 [2022-02-10 23:44:15,182 INFO L934 BasicCegarLoop]: 341 mSDtfsCounter, 1446 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 1686 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 2170 SdHoareTripleChecker+Invalid, 1933 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1686 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:15,183 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 2170 Invalid, 1933 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1686 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-10 23:44:15,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8002 states. [2022-02-10 23:44:15,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8002 to 6470. [2022-02-10 23:44:15,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6470 states, 6466 states have (on average 2.750231982678627) internal successors, (17783), 6469 states have internal predecessors, (17783), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6470 states to 6470 states and 17783 transitions. [2022-02-10 23:44:15,345 INFO L78 Accepts]: Start accepts. Automaton has 6470 states and 17783 transitions. Word has length 100 [2022-02-10 23:44:15,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:15,345 INFO L470 AbstractCegarLoop]: Abstraction has 6470 states and 17783 transitions. [2022-02-10 23:44:15,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:15,345 INFO L276 IsEmpty]: Start isEmpty. Operand 6470 states and 17783 transitions. [2022-02-10 23:44:15,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:15,350 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:15,350 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:15,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable343 [2022-02-10 23:44:15,350 INFO L402 AbstractCegarLoop]: === Iteration 345 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:15,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:15,353 INFO L85 PathProgramCache]: Analyzing trace with hash -416271473, now seen corresponding path program 97 times [2022-02-10 23:44:15,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:15,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732568170] [2022-02-10 23:44:15,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:15,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:15,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:16,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:16,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:16,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732568170] [2022-02-10 23:44:16,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732568170] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:16,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:16,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:16,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647047085] [2022-02-10 23:44:16,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:16,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:16,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:16,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:16,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=253, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:16,158 INFO L87 Difference]: Start difference. First operand 6470 states and 17783 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:17,753 INFO L93 Difference]: Finished difference Result 8212 states and 21759 transitions. [2022-02-10 23:44:17,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:17,753 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:17,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:17,764 INFO L225 Difference]: With dead ends: 8212 [2022-02-10 23:44:17,764 INFO L226 Difference]: Without dead ends: 8212 [2022-02-10 23:44:17,764 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=346, Invalid=776, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:17,764 INFO L934 BasicCegarLoop]: 354 mSDtfsCounter, 1416 mSDsluCounter, 1509 mSDsCounter, 0 mSdLazyCounter, 1463 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 1847 SdHoareTripleChecker+Invalid, 1769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:17,764 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 1847 Invalid, 1769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1463 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:44:17,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8212 states. [2022-02-10 23:44:17,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8212 to 6400. [2022-02-10 23:44:17,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6400 states, 6396 states have (on average 2.7482801751094432) internal successors, (17578), 6399 states have internal predecessors, (17578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6400 states to 6400 states and 17578 transitions. [2022-02-10 23:44:17,841 INFO L78 Accepts]: Start accepts. Automaton has 6400 states and 17578 transitions. Word has length 100 [2022-02-10 23:44:17,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:17,841 INFO L470 AbstractCegarLoop]: Abstraction has 6400 states and 17578 transitions. [2022-02-10 23:44:17,841 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:17,841 INFO L276 IsEmpty]: Start isEmpty. Operand 6400 states and 17578 transitions. [2022-02-10 23:44:17,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:17,846 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:17,846 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:17,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable344 [2022-02-10 23:44:17,846 INFO L402 AbstractCegarLoop]: === Iteration 346 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:17,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:17,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1571167507, now seen corresponding path program 98 times [2022-02-10 23:44:17,846 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:17,846 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379933703] [2022-02-10 23:44:17,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:17,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:18,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:18,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379933703] [2022-02-10 23:44:18,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379933703] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:18,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:18,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:18,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910918138] [2022-02-10 23:44:18,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:18,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:18,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:18,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:18,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:18,563 INFO L87 Difference]: Start difference. First operand 6400 states and 17578 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:21,141 INFO L93 Difference]: Finished difference Result 8673 states and 22659 transitions. [2022-02-10 23:44:21,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-10 23:44:21,141 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:21,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:21,153 INFO L225 Difference]: With dead ends: 8673 [2022-02-10 23:44:21,153 INFO L226 Difference]: Without dead ends: 8673 [2022-02-10 23:44:21,153 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=1149, Unknown=0, NotChecked=0, Total=1722 [2022-02-10 23:44:21,154 INFO L934 BasicCegarLoop]: 491 mSDtfsCounter, 1573 mSDsluCounter, 2614 mSDsCounter, 0 mSdLazyCounter, 2390 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1573 SdHoareTripleChecker+Valid, 3078 SdHoareTripleChecker+Invalid, 2702 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 2390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:21,154 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1573 Valid, 3078 Invalid, 2702 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 2390 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-10 23:44:21,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8673 states. [2022-02-10 23:44:21,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8673 to 6296. [2022-02-10 23:44:21,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6296 states, 6292 states have (on average 2.7466624284806103) internal successors, (17282), 6295 states have internal predecessors, (17282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6296 states to 6296 states and 17282 transitions. [2022-02-10 23:44:21,237 INFO L78 Accepts]: Start accepts. Automaton has 6296 states and 17282 transitions. Word has length 100 [2022-02-10 23:44:21,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:21,238 INFO L470 AbstractCegarLoop]: Abstraction has 6296 states and 17282 transitions. [2022-02-10 23:44:21,238 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 6296 states and 17282 transitions. [2022-02-10 23:44:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:21,242 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:21,242 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:21,242 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable345 [2022-02-10 23:44:21,242 INFO L402 AbstractCegarLoop]: === Iteration 347 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:21,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:21,243 INFO L85 PathProgramCache]: Analyzing trace with hash -541716651, now seen corresponding path program 99 times [2022-02-10 23:44:21,243 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:21,243 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1834200541] [2022-02-10 23:44:21,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:21,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:21,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:22,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:22,070 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:22,070 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1834200541] [2022-02-10 23:44:22,070 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1834200541] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:22,070 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:22,070 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:22,070 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [655188042] [2022-02-10 23:44:22,070 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:22,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:22,070 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:22,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:22,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=250, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:22,071 INFO L87 Difference]: Start difference. First operand 6296 states and 17282 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:23,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:23,972 INFO L93 Difference]: Finished difference Result 8589 states and 22427 transitions. [2022-02-10 23:44:23,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:23,972 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:23,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:23,984 INFO L225 Difference]: With dead ends: 8589 [2022-02-10 23:44:23,984 INFO L226 Difference]: Without dead ends: 8589 [2022-02-10 23:44:23,984 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=350, Invalid=772, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:23,984 INFO L934 BasicCegarLoop]: 386 mSDtfsCounter, 1517 mSDsluCounter, 1851 mSDsCounter, 0 mSdLazyCounter, 1811 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1517 SdHoareTripleChecker+Valid, 2214 SdHoareTripleChecker+Invalid, 2169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 1811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:23,984 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1517 Valid, 2214 Invalid, 2169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 1811 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-10 23:44:23,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8589 states. [2022-02-10 23:44:24,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8589 to 6244. [2022-02-10 23:44:24,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6244 states, 6240 states have (on average 2.745833333333333) internal successors, (17134), 6243 states have internal predecessors, (17134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6244 states to 6244 states and 17134 transitions. [2022-02-10 23:44:24,069 INFO L78 Accepts]: Start accepts. Automaton has 6244 states and 17134 transitions. Word has length 100 [2022-02-10 23:44:24,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:24,070 INFO L470 AbstractCegarLoop]: Abstraction has 6244 states and 17134 transitions. [2022-02-10 23:44:24,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:24,070 INFO L276 IsEmpty]: Start isEmpty. Operand 6244 states and 17134 transitions. [2022-02-10 23:44:24,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:24,074 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:24,074 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:24,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2022-02-10 23:44:24,075 INFO L402 AbstractCegarLoop]: === Iteration 348 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:24,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:24,075 INFO L85 PathProgramCache]: Analyzing trace with hash -565788771, now seen corresponding path program 100 times [2022-02-10 23:44:24,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:24,075 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126092753] [2022-02-10 23:44:24,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:24,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:24,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:25,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:25,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:25,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126092753] [2022-02-10 23:44:25,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [126092753] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:25,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:25,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-02-10 23:44:25,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475247331] [2022-02-10 23:44:25,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:25,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-02-10 23:44:25,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:25,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-02-10 23:44:25,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=248, Unknown=0, NotChecked=0, Total=306 [2022-02-10 23:44:25,176 INFO L87 Difference]: Start difference. First operand 6244 states and 17134 transitions. Second operand has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:26,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:26,767 INFO L93 Difference]: Finished difference Result 8056 states and 21297 transitions. [2022-02-10 23:44:26,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-10 23:44:26,767 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:26,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:26,778 INFO L225 Difference]: With dead ends: 8056 [2022-02-10 23:44:26,778 INFO L226 Difference]: Without dead ends: 8056 [2022-02-10 23:44:26,779 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=347, Invalid=775, Unknown=0, NotChecked=0, Total=1122 [2022-02-10 23:44:26,779 INFO L934 BasicCegarLoop]: 353 mSDtfsCounter, 1518 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1629 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1518 SdHoareTripleChecker+Valid, 1950 SdHoareTripleChecker+Invalid, 1951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 1629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:26,779 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1518 Valid, 1950 Invalid, 1951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 1629 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-10 23:44:26,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8056 states. [2022-02-10 23:44:26,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8056 to 5936. [2022-02-10 23:44:26,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5936 states, 5932 states have (on average 2.7380310182063385) internal successors, (16242), 5935 states have internal predecessors, (16242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:26,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5936 states to 5936 states and 16242 transitions. [2022-02-10 23:44:26,857 INFO L78 Accepts]: Start accepts. Automaton has 5936 states and 16242 transitions. Word has length 100 [2022-02-10 23:44:26,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:26,857 INFO L470 AbstractCegarLoop]: Abstraction has 5936 states and 16242 transitions. [2022-02-10 23:44:26,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 5.882352941176471) internal successors, (100), 18 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:26,857 INFO L276 IsEmpty]: Start isEmpty. Operand 5936 states and 16242 transitions. [2022-02-10 23:44:26,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-02-10 23:44:26,861 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:26,861 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:26,861 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2022-02-10 23:44:26,862 INFO L402 AbstractCegarLoop]: === Iteration 349 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:26,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:26,862 INFO L85 PathProgramCache]: Analyzing trace with hash 633652880, now seen corresponding path program 1 times [2022-02-10 23:44:26,862 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:26,862 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129302886] [2022-02-10 23:44:26,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:26,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:26,940 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:26,940 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129302886] [2022-02-10 23:44:26,940 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129302886] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:26,940 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:26,940 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-10 23:44:26,940 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549461509] [2022-02-10 23:44:26,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:26,940 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-10 23:44:26,940 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:26,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-10 23:44:26,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:26,941 INFO L87 Difference]: Start difference. First operand 5936 states and 16242 transitions. Second operand has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:27,059 INFO L93 Difference]: Finished difference Result 5947 states and 16253 transitions. [2022-02-10 23:44:27,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-10 23:44:27,060 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2022-02-10 23:44:27,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:27,069 INFO L225 Difference]: With dead ends: 5947 [2022-02-10 23:44:27,069 INFO L226 Difference]: Without dead ends: 5844 [2022-02-10 23:44:27,069 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-10 23:44:27,069 INFO L934 BasicCegarLoop]: 184 mSDtfsCounter, 32 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 302 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:27,069 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 302 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-02-10 23:44:27,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5844 states. [2022-02-10 23:44:27,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5844 to 5844. [2022-02-10 23:44:27,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5844 states, 5842 states have (on average 2.762067785005135) internal successors, (16136), 5843 states have internal predecessors, (16136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5844 states to 5844 states and 16136 transitions. [2022-02-10 23:44:27,139 INFO L78 Accepts]: Start accepts. Automaton has 5844 states and 16136 transitions. Word has length 100 [2022-02-10 23:44:27,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:27,139 INFO L470 AbstractCegarLoop]: Abstraction has 5844 states and 16136 transitions. [2022-02-10 23:44:27,139 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 5844 states and 16136 transitions. [2022-02-10 23:44:27,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:44:27,145 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:27,145 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:27,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348 [2022-02-10 23:44:27,145 INFO L402 AbstractCegarLoop]: === Iteration 350 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:27,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:27,145 INFO L85 PathProgramCache]: Analyzing trace with hash -1011817392, now seen corresponding path program 1 times [2022-02-10 23:44:27,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:27,145 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [236473467] [2022-02-10 23:44:27,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:27,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:28,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:28,523 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:28,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [236473467] [2022-02-10 23:44:28,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [236473467] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:28,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:28,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:44:28,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794002549] [2022-02-10 23:44:28,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:28,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:44:28,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:28,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:44:28,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=472, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:44:28,524 INFO L87 Difference]: Start difference. First operand 5844 states and 16136 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:34,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:34,503 INFO L93 Difference]: Finished difference Result 16706 states and 45009 transitions. [2022-02-10 23:44:34,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-10 23:44:34,503 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:44:34,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:34,529 INFO L225 Difference]: With dead ends: 16706 [2022-02-10 23:44:34,529 INFO L226 Difference]: Without dead ends: 16706 [2022-02-10 23:44:34,529 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=817, Invalid=1939, Unknown=0, NotChecked=0, Total=2756 [2022-02-10 23:44:34,529 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1449 mSDsluCounter, 2672 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1449 SdHoareTripleChecker+Valid, 2711 SdHoareTripleChecker+Invalid, 2393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:34,530 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1449 Valid, 2711 Invalid, 2393 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-10 23:44:34,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16706 states. [2022-02-10 23:44:34,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16706 to 6254. [2022-02-10 23:44:34,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6254 states, 6252 states have (on average 2.7776711452335254) internal successors, (17366), 6253 states have internal predecessors, (17366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6254 states to 6254 states and 17366 transitions. [2022-02-10 23:44:34,671 INFO L78 Accepts]: Start accepts. Automaton has 6254 states and 17366 transitions. Word has length 106 [2022-02-10 23:44:34,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:34,671 INFO L470 AbstractCegarLoop]: Abstraction has 6254 states and 17366 transitions. [2022-02-10 23:44:34,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:34,671 INFO L276 IsEmpty]: Start isEmpty. Operand 6254 states and 17366 transitions. [2022-02-10 23:44:34,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:44:34,676 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:34,676 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:34,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2022-02-10 23:44:34,676 INFO L402 AbstractCegarLoop]: === Iteration 351 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:34,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:34,676 INFO L85 PathProgramCache]: Analyzing trace with hash 124708084, now seen corresponding path program 2 times [2022-02-10 23:44:34,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:34,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425713615] [2022-02-10 23:44:34,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:34,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:35,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:35,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425713615] [2022-02-10 23:44:35,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425713615] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:35,997 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:35,997 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2022-02-10 23:44:35,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362340467] [2022-02-10 23:44:35,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:35,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-10 23:44:35,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:35,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-10 23:44:35,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=471, Unknown=0, NotChecked=0, Total=552 [2022-02-10 23:44:35,997 INFO L87 Difference]: Start difference. First operand 6254 states and 17366 transitions. Second operand has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:42,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-10 23:44:42,380 INFO L93 Difference]: Finished difference Result 16704 states and 45005 transitions. [2022-02-10 23:44:42,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-10 23:44:42,380 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2022-02-10 23:44:42,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-10 23:44:42,448 INFO L225 Difference]: With dead ends: 16704 [2022-02-10 23:44:42,448 INFO L226 Difference]: Without dead ends: 16704 [2022-02-10 23:44:42,449 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 311 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=814, Invalid=1942, Unknown=0, NotChecked=0, Total=2756 [2022-02-10 23:44:42,449 INFO L934 BasicCegarLoop]: 335 mSDtfsCounter, 1473 mSDsluCounter, 2929 mSDsCounter, 0 mSdLazyCounter, 2477 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1473 SdHoareTripleChecker+Valid, 2963 SdHoareTripleChecker+Invalid, 2653 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 2477 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:42,449 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [1473 Valid, 2963 Invalid, 2653 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 2477 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-10 23:44:42,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16704 states. [2022-02-10 23:44:42,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16704 to 6269. [2022-02-10 23:44:42,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6269 states, 6267 states have (on average 2.778203287059199) internal successors, (17411), 6268 states have internal predecessors, (17411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:42,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6269 states to 6269 states and 17411 transitions. [2022-02-10 23:44:42,607 INFO L78 Accepts]: Start accepts. Automaton has 6269 states and 17411 transitions. Word has length 106 [2022-02-10 23:44:42,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-10 23:44:42,608 INFO L470 AbstractCegarLoop]: Abstraction has 6269 states and 17411 transitions. [2022-02-10 23:44:42,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 4.608695652173913) internal successors, (106), 24 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-10 23:44:42,608 INFO L276 IsEmpty]: Start isEmpty. Operand 6269 states and 17411 transitions. [2022-02-10 23:44:42,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-02-10 23:44:42,613 INFO L507 BasicCegarLoop]: Found error trace [2022-02-10 23:44:42,613 INFO L515 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:42,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2022-02-10 23:44:42,614 INFO L402 AbstractCegarLoop]: === Iteration 352 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-02-10 23:44:42,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-10 23:44:42,614 INFO L85 PathProgramCache]: Analyzing trace with hash 101471104, now seen corresponding path program 3 times [2022-02-10 23:44:42,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-10 23:44:42,614 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541596381] [2022-02-10 23:44:42,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-10 23:44:42,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-10 23:44:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-10 23:44:44,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-10 23:44:44,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-10 23:44:44,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541596381] [2022-02-10 23:44:44,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541596381] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-10 23:44:44,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-10 23:44:44,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2022-02-10 23:44:44,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324605229] [2022-02-10 23:44:44,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-10 23:44:44,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-02-10 23:44:44,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-10 23:44:44,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-02-10 23:44:44,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=607, Unknown=0, NotChecked=0, Total=702 [2022-02-10 23:44:44,944 INFO L87 Difference]: Start difference. First operand 6269 states and 17411 transitions. Second operand has 27 states, 26 states have (on average 4.076923076923077) internal successors, (106), 27 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-02-10 23:44:48,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-10 23:44:48,120 INFO L933 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=549, Invalid=1707, Unknown=0, NotChecked=0, Total=2256 [2022-02-10 23:44:48,120 INFO L934 BasicCegarLoop]: 251 mSDtfsCounter, 957 mSDsluCounter, 3139 mSDsCounter, 0 mSdLazyCounter, 2310 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 957 SdHoareTripleChecker+Valid, 3043 SdHoareTripleChecker+Invalid, 2314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 2310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-10 23:44:48,120 INFO L935 BasicCegarLoop]: SdHoareTripleChecker [957 Valid, 3043 Invalid, 2314 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 2310 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-10 23:44:48,121 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-02-10 23:44:48,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351 [2022-02-10 23:44:48,122 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-02-10 23:44:48,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (10 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATION (9 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr0ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr1ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-02-10 23:44:48,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location my_callbackErr2ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-02-10 23:44:48,126 INFO L733 BasicCegarLoop]: Path program histogram: [100, 100, 70, 70, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-10 23:44:48,128 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-10 23:44:48,128 INFO L184 ceAbstractionStarter]: Computing trace abstraction results [2022-02-10 23:44:48,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.02 11:44:48 BasicIcfg [2022-02-10 23:44:48,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-10 23:44:48,129 INFO L158 Benchmark]: Toolchain (without parser) took 848082.43ms. Allocated memory was 215.0MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 161.7MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2022-02-10 23:44:48,129 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory was 181.2MB in the beginning and 181.0MB in the end (delta: 151.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-10 23:44:48,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.69ms. Allocated memory is still 215.0MB. Free memory was 161.5MB in the beginning and 149.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. [2022-02-10 23:44:48,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.52ms. Allocated memory is still 215.0MB. Free memory was 149.2MB in the beginning and 144.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:44:48,130 INFO L158 Benchmark]: Boogie Preprocessor took 44.62ms. Allocated memory is still 215.0MB. Free memory was 144.5MB in the beginning and 140.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-10 23:44:48,130 INFO L158 Benchmark]: RCFGBuilder took 705.37ms. Allocated memory is still 215.0MB. Free memory was 140.8MB in the beginning and 100.4MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2022-02-10 23:44:48,130 INFO L158 Benchmark]: TraceAbstraction took 846564.32ms. Allocated memory was 215.0MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 99.9MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2022-02-10 23:44:48,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 215.0MB. Free memory was 181.2MB in the beginning and 181.0MB in the end (delta: 151.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 716.69ms. Allocated memory is still 215.0MB. Free memory was 161.5MB in the beginning and 149.2MB in the end (delta: 12.3MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.52ms. Allocated memory is still 215.0MB. Free memory was 149.2MB in the beginning and 144.5MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 44.62ms. Allocated memory is still 215.0MB. Free memory was 144.5MB in the beginning and 140.8MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 705.37ms. Allocated memory is still 215.0MB. Free memory was 140.8MB in the beginning and 100.4MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * TraceAbstraction took 846564.32ms. Allocated memory was 215.0MB in the beginning and 3.7GB in the end (delta: 3.5GB). Free memory was 99.9MB in the beginning and 2.2GB in the end (delta: -2.1GB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1734]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1708]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1709]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1723]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1726]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1729]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1732]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1756]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1757]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1758]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1735]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1759]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1752]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1753]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1714]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1713]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1694]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1697]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1700]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (6269states) and FLOYD_HOARE automaton (currently 25 states, 27 states before enhancement),while ReachableStatesComputation was computing reachable states (6781 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 260 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 846.5s, OverallIterations: 352, TraceHistogramMax: 1, PathProgramHistogramMax: 100, EmptinessCheckTime: 2.0s, AutomataDifference: 561.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.7s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 477960 SdHoareTripleChecker+Valid, 417.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 477960 mSDsluCounter, 721461 SdHoareTripleChecker+Invalid, 362.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 608532 mSDsCounter, 70280 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 548046 IncrementalHoareTripleChecker+Invalid, 618326 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 70280 mSolverCounterUnsat, 125193 mSDtfsCounter, 548046 mSolverCounterSat, 2.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11701 GetRequests, 697 SyntacticMatches, 0 SemanticMatches, 11004 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32480 ImplicationChecksByTransitivity, 176.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=26181occurred in iteration=0, InterpolantAutomatonStates: 6856, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 39.6s AutomataMinimizationTime, 351 MinimizatonAttempts, 629870 StatesRemovedByMinimization, 348 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 3.3s SatisfiabilityAnalysisTime, 230.4s InterpolantComputationTime, 34671 NumberOfCodeBlocks, 34671 NumberOfCodeBlocksAsserted, 352 NumberOfCheckSat, 34319 ConstructedInterpolants, 0 QuantifiedInterpolants, 452533 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 352 InterpolantComputations, 352 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: Timeout Completed graceful shutdown